Publications of O. Chris St. Cyr

A list of publications authored or co-authored by O. Chris St. Cyr, derived from the SAO/NASA Astrophysics Data System (ADS). The number in brackets after each title indicates the number of citations that the paper has received.

Orcid ID: 0000-0001-8906-6097

List of publications ordered by citations
Number of papers: 122 (refereed: 120)
No. of citations: 13305
First author papers: 12 (refereed: 11)

2024

  1. Energetic Neutral Atoms Detected in the 2022 February 15 Solar Energetic Particle Event [2]
    Cohen, C. M. S., Leske, R. A., St. Cyr, O. C. & Mason, G. M., ApJ, 966, L19

2023

  1. Solar Energetic-Particle-Associated Coronal Mass Ejections Observed by the Mauna Loa Solar Observatory Mk3 and Mk4 Coronameters [2]
    Richardson, I. G., St. Cyr, O. C., Burkepile, J. T., Xie, H. & Thompson, B. J., Solar Physics, 298, 105

2022

  1. Direct First Parker Solar Probe Observation of the Interaction of Two Successive Interplanetary Coronal Mass Ejections in 2020 November [28]
    Nieves-Chinchilla, Teresa, Alzate, Nathalia, Cremades, Hebe, Rodríguez-García, Laura, Dos Santos, Luiz F. G., Narock, Ayris, Xie, Hong, Szabo, Adam, Palmerio, Erika, Krupar, Vratislav, Pulupa, Marc, Lario, David, Stevens, Michael L., Wilson, Lynn B., Kwon, Ryun-Young, Mays, M. Leila, St. Cyr, O. Chris, Hess, Phillip, Reeves, Katharine K., Seaton, Daniel B., Niembro, Tatiana, Bale, Stuart D. & Kasper, Justin C., ApJ, 930, 88

2021

  1. A Multi-Purpose Heliophysics L4 Mission [37]
    Posner, A., Arge, C. N., Staub, J., StCyr, O. C., Folta, D., Solanki, S. K., Strauss, R. D. T., Effenberger, F., Gandorfer, A., Heber, B., Henney, C. J., Hirzberger, J., Jones, S. I., Kühl, P., Malandraki, O. & Sterken, V. J., Space Weather, 19, e02777

2020

  1. Coordination within the remote sensing payload on the Solar Orbiter mission [37]
    Auchère, F., Andretta, V., Antonucci, E., Bach, N., Battaglia, M., Bemporad, A., Berghmans, D., Buchlin, E., Caminade, S., Carlsson, M., Carlyle, J., Cerullo, J. J., Chamberlin, P. C., Colaninno, R. C., Davila, J. M., De Groof, A., Etesi, L., Fahmy, S., Fineschi, S., Fludra, A., Gilbert, H. R., Giunta, A., Grundy, T., Haberreiter, M., Harra, L. K., Hassler, D. M., Hirzberger, J., Howard, R. A., Hurford, G., Kleint, L., Kolleck, M., Krucker, S., Lagg, A., Landini, F., Long, D. M., Lefort, J., Lodiot, S., Mampaey, B., Maloney, S., Marliani, F., Martinez-Pillet, V., McMullin, D. R., Müller, D., Nicolini, G., Orozco Suarez, D., Pacros, A., Pancrazzi, M., Parenti, S., Peter, H., Philippon, A., Plunkett, S., Rich, N., Rochus, P., Rouillard, A., Romoli, M., Sanchez, L., Schühle, U., Sidher, S., Solanki, S. K., Spadaro, D., St Cyr, O. C., Straus, T., Tanco, I., Teriaca, L., Thompson, W. T., del Toro Iniesta, J. C., Verbeeck, C., Vourlidas, A., Watson, C., Wiegelmann, T., Williams, D., Woch, J., Zhukov, A. N. & Zouganelis, I., A&A, 642, A6
  2. On the Expansion Speed of Coronal Mass Ejections: Implications for Self-Similar Evolution [27]
    Balmaceda, L. A., Vourlidas, A., Stenborg, G. & St. Cyr, O. C., Solar Physics, 295, 107
  3. The Solar Orbiter Heliospheric Imager (SoloHI) [79]
    Howard, R. A., Vourlidas, A., Colaninno, R. C., Korendyke, C. M., Plunkett, S. P., Carter, M. T., Wang, D., Rich, N., Lynch, S., Thurn, A., Socker, D. G., Thernisien, A. F., Chua, D., Linton, M. G., Koss, S., Tun-Beltran, S., Dennison, H., Stenborg, G., McMullin, D. R., Hunt, T., Baugh, R., Clifford, G., Keller, D., Janesick, J. R., Tower, J., Grygon, M., Farkas, R., Hagood, R., Eisenhauer, K., Uhl, A., Yerushalmi, S., Smith, L., Liewer, P. C., Velli, M. C., Linker, J., Bothmer, V., Rochus, P., Halain, J.-P., Lamy, P. L., Auchère, F., Harrison, R. A., Rouillard, A., Patsourakos, S., St. Cyr, O. C., Gilbert, H., Maldonado, H., Mariano, C. & Cerullo, J., A&A, 642, A13
  4. Fast and Wide CMEs without Observed >20 MeV Protons [12]
    Lario, D., Kwon, R. Y., Balmaceda, L., Richardson, I. G., Krupar, V., Thompson, B. J., Cyr, O. C. St, Zhao, L. & Zhang, M., ApJ, 889, 92
  5. Europe's next mission to the Sun [19]
    Müller, D., Zouganelis, I., St. Cyr, O. C., Gilbert, H. R. & Nieves-Chinchilla, T., Nature Astronomy, 4, 205
  6. The Solar Orbiter mission. Science overview [961]
    Müller, D., St. Cyr, O. C., Zouganelis, I., Gilbert, H. R., Marsden, R., Nieves-Chinchilla, T., Antonucci, E., Auchère, F., Berghmans, D., Horbury, T. S., Howard, R. A., Krucker, S., Maksimovic, M., Owen, C. J., Rochus, P., Rodriguez-Pacheco, J., Romoli, M., Solanki, S. K., Bruno, R., Carlsson, M., Fludra, A., Harra, L., Hassler, D. M., Livi, S., Louarn, P., Peter, H., Schühle, U., Teriaca, L., del Toro Iniesta, J. C., Wimmer-Schweingruber, R. F., Marsch, E., Velli, M., De Groof, A., Walsh, A. & Williams, D., A&A, 642, A1
  7. Models and data analysis tools for the Solar Orbiter mission [83]
    Rouillard, A. P., Pinto, R. F., Vourlidas, A., De Groof, A., Thompson, W. T., Bemporad, A., Dolei, S., Indurain, M., Buchlin, E., Sasso, C., Spadaro, D., Dalmasse, K., Hirzberger, J., Zouganelis, I., Strugarek, A., Brun, A. S., Alexandre, M., Berghmans, D., Raouafi, N. E., Wiegelmann, T., Pagano, P., Arge, C. N., Nieves-Chinchilla, T., Lavarra, M., Poirier, N., Amari, T., Aran, A., Andretta, V., Antonucci, E., Anastasiadis, A., Auchère, F., Bellot Rubio, L., Nicula, B., Bonnin, X., Bouchemit, M., Budnik, E., Caminade, S., Cecconi, B., Carlyle, J., Cernuda, I., Davila, J. M., Etesi, L., Espinosa Lara, F., Fedorov, A., Fineschi, S., Fludra, A., Génot, V., Georgoulis, M. K., Gilbert, H. R., Giunta, A., Gomez-Herrero, R., Guest, S., Haberreiter, M., Hassler, D., Henney, C. J., Howard, R. A., Horbury, T. S., Janvier, M., Jones, S. I., Kozarev, K., Kraaikamp, E., Kouloumvakos, A., Krucker, S., Lagg, A., Linker, J., Lavraud, B., Louarn, P., Maksimovic, M., Maloney, S., Mann, G., Masson, A., Müller, D., Önel, H., Osuna, P., Orozco Suarez, D., Owen, C. J., Papaioannou, A., Pérez-Suárez, D., Rodriguez-Pacheco, J., Parenti, S., Pariat, E., Peter, H., Plunkett, S., Pomoell, J., Raines, J. M., Riethmüller, T. L., Rich, N., Rodriguez, L., Romoli, M., Sanchez, L., Solanki, S. K., St Cyr, O. C., Straus, T., Susino, R., Teriaca, L., del Toro Iniesta, J. C., Ventura, R., Verbeeck, C., Vilmer, N., Warmuth, A., Walsh, A. P., Watson, C., Williams, D., Wu, Y. & Zhukov, A. N., A&A, 642, A2
  8. Understanding the origins of the heliosphere: integrating observations and measurements from Parker Solar Probe, Solar Orbiter, and other space- and ground-based observatories [46]
    Velli, M., Harra, L. K., Vourlidas, A., Schwadron, N., Panasenco, O., Liewer, P. C., Müller, D., Zouganelis, I., St Cyr, O. C., Gilbert, H., Nieves-Chinchilla, T., Auchère, F., Berghmans, D., Fludra, A., Horbury, T. S., Howard, R. A., Krucker, S., Maksimovic, M., Owen, C. J., Rodríguez-Pacheco, J., Romoli, M., Solanki, S. K., Wimmer-Schweingruber, R. F., Bale, S., Kasper, J., McComas, D. J., Raouafi, N., Martinez-Pillet, V., Walsh, A. P., De Groof, A. & Williams, D., A&A, 642, A4
  9. The Coronal Mass Ejection Visibility Function of Modern Coronagraphs [6]
    Vourlidas, Angelos, Balmaceda, L. A., Xie, H. & St. Cyr, O. C., ApJ, 900, 161
  10. Coordination of the in situ payload of Solar Orbiter [19]
    Walsh, A. P., Horbury, T. S., Maksimovic, M., Owen, C. J., Rodríguez-Pacheco, J., Wimmer-Schweingruber, R. F., Zouganelis, I., Anekallu, C., Bonnin, X., Bruno, R., Carrasco Blázquez, I., Cernuda, I., Chust, T., De Groof, A., Espinosa Lara, F., Fazakerley, A. N., Gilbert, H. R., Gómez-Herrero, R., Ho, G. C., Krucker, S., Lepri, S. T., Lewis, G. R., Livi, S., Louarn, P., Müller, D., Nieves-Chinchilla, T., O'Brien, H., Osuna, P., Plasson, P., Raines, J. M., Rouillard, A. P., St Cyr, O. C., Sánchez, L., Soucek, J., Varsani, A., Verscharen, D., Watson, C. J., Watson, G. & Williams, D. R., A&A, 642, A5
  11. The Solar Orbiter Science Activity Plan. Translating solar and heliospheric physics questions into action [108]
    Zouganelis, I., De Groof, A., Walsh, A. P., Williams, D. R., Müller, D., St Cyr, O. C., Auchère, F., Berghmans, D., Fludra, A., Horbury, T. S., Howard, R. A., Krucker, S., Maksimovic, M., Owen, C. J., Rodríguez-Pacheco, J., Romoli, M., Solanki, S. K., Watson, C., Sanchez, L., Lefort, J., Osuna, P., Gilbert, H. R., Nieves-Chinchilla, T., Abbo, L., Alexandrova, O., Anastasiadis, A., Andretta, V., Antonucci, E., Appourchaux, T., Aran, A., Arge, C. N., Aulanier, G., Baker, D., Bale, S. D., Battaglia, M., Bellot Rubio, L., Bemporad, A., Berthomier, M., Bocchialini, K., Bonnin, X., Brun, A. S., Bruno, R., Buchlin, E., Büchner, J., Bucik, R., Carcaboso, F., Carr, R., Carrasco-Blázquez, I., Cecconi, B., Cernuda Cangas, I., Chen, C. H. K., Chitta, L. P., Chust, T., Dalmasse, K., D'Amicis, R., Da Deppo, V., De Marco, R., Dolei, S., Dolla, L., Dudok de Wit, T., van Driel-Gesztelyi, L., Eastwood, J. P., Espinosa Lara, F., Etesi, L., Fedorov, A., Félix-Redondo, F., Fineschi, S., Fleck, B., Fontaine, D., Fox, N. J., Gandorfer, A., Génot, V., Georgoulis, M. K., Gissot, S., Giunta, A., Gizon, L., Gómez-Herrero, R., Gontikakis, C., Graham, G., Green, L., Grundy, T., Haberreiter, M., Harra, L. K., Hassler, D. M., Hirzberger, J., Ho, G. C., Hurford, G., Innes, D., Issautier, K., James, A. W., Janitzek, N., Janvier, M., Jeffrey, N., Jenkins, J., Khotyaintsev, Y., Klein, K.-L., Kontar, E. P., Kontogiannis, I., Krafft, C., Krasnoselskikh, V., Kretzschmar, M., Labrosse, N., Lagg, A., Landini, F., Lavraud, B., Leon, I., Lepri, S. T., Lewis, G. R., Liewer, P., Linker, J., Livi, S., Long, D. M., Louarn, P., Malandraki, O., Maloney, S., Martinez-Pillet, V., Martinovic, M., Masson, A., Matthews, S., Matteini, L., Meyer-Vernet, N., Moraitis, K., Morton, R. J., Musset, S., Nicolaou, G., Nindos, A., O'Brien, H., Orozco Suarez, D., Owens, M., Pancrazzi, M., Papaioannou, A., Parenti, S., Pariat, E., Patsourakos, S., Perrone, D., Peter, H., Pinto, R. F., Plainaki, C., Plettemeier, D., Plunkett, S. P., Raines, J. M., Raouafi, N., Reid, H., Retino, A., Rezeau, L., Rochus, P., Rodriguez, L., Rodriguez-Garcia, L., Roth, M., Rouillard, A. P., Sahraoui, F., Sasso, C., Schou, J., Schühle, U., Sorriso-Valvo, L., Soucek, J., Spadaro, D., Stangalini, M., Stansby, D., Steller, M., Strugarek, A., Štverák, Š., Susino, R., Telloni, D., Terasa, C., Teriaca, L., Toledo-Redondo, S., del Toro Iniesta, J. C., Tsiropoula, G., Tsounis, A., Tziotziou, K., Valentini, F., Vaivads, A., Vecchio, A., Velli, M., Verbeeck, C., Verdini, A., Verscharen, D., Vilmer, N., Vourlidas, A., Wicks, R., Wimmer-Schweingruber, R. F., Wiegelmann, T., Young, P. R. & Zhukov, A. N., A&A, 642, A3

2019

  1. The Challenge Posed by Space Weather to High-Voltage Electricity Flows: Evidence From Ontario, Canada, and New York State, USA [3]
    Forbes, Kevin F. & St. Cyr, O. C., Space Weather, 17, 1720
  2. Statistical Study on Multispacecraft Widespread Solar Energetic Particle Events During Solar Cycle 24 [27]
    Xie, H., St. Cyr, O. C., Mäkelä, P. & Gopalswamy, N., Journal of Geophysical Research (Space Physics), 124, 6384

2018

  1. Evaluating Uncertainties in Coronal Electron Temperature and Radial Speed Measurements Using a Simulation of the Bastille Day Eruption [11]
    Reginald, Nelson, St. Cyr, Orville, Davila, Joseph, Rastaetter, Lutz & Török, Tibor, Solar Physics, 293, 82
  2. Space Weather Diamond: A 10x Improvement in Real-Time Forecasting [0]
    St Cyr, O. C., Davila, J. M. & Newmark, J., Deep Space Gateway Concept Science Workshop (Editors: LPI Editorial Board), LPI Contributions, 2063, p. 3057

2017

  1. The Challenge Posed by Geomagnetic Activity to Electric Power Reliability: Evidence From England and Wales [2]
    Forbes, Kevin F. & St. Cyr, O. C., Space Weather, 15, 1413
  2. Electron temperature maps of the low solar corona: ISCORE results from the total solar eclipse of 1 August 2008 in China [6]
    Reginald, Nelson L., Davila, Joseph M., St. Cyr, Orville C. & Rabin, Douglas M., Journal of Geophysical Research (Space Physics), 122, 5856
  3. Solar energetic particle warnings from a coronagraph [31]
    St. Cyr, O. C., Posner, A. & Burkepile, J. T., Space Weather, 15, 240
  4. Automatic Near-Real-Time Detection of CMEs in Mauna Loa K-Cor Coronagraph Images [10]
    Thompson, W. T., St. Cyr, O. C., Burkepile, J. T. & Posner, A., Space Weather, 15, 1288
  5. Is There a CME Rate Floor? CME and Magnetic Flux Values for the Last Four Solar Cycle Minima [15]
    Webb, D. F., Howard, R. A., St. Cyr, O. C. & Vourlidas, A., ApJ, 851, 142
  6. Comparison of the coronal mass ejection shock acceleration of three widespread SEP events during solar cycle 24 [15]
    Xie, H., Mäkelä, P., St. Cyr, O. C. & Gopalswamy, N., Journal of Geophysical Research (Space Physics), 122, 7021

2016

  1. CME flux rope and shock identifications and locations: Comparison of white light data, Graduated Cylindrical Shell model, and MHD simulations [11]
    Schmidt, J. M., Cairns, Iver H., Xie, Hong, St. Cyr, O. C. & Gopalswamy, N., Journal of Geophysical Research (Space Physics), 121, 1886
  2. Energy dependence of SEP electron and proton onset times [16]
    Xie, H., Mäkelä, P., Gopalswamy, N. & St. Cyr, O. C., Journal of Geophysical Research (Space Physics), 121, 6168

2015

  1. Low-Frequency Type-II Radio Detections and Coronagraph Data Employed to Describe and Forecast the Propagation of 71 CMEs/Shocks [26]
    Cremades, H., Iglesias, F. A., St. Cyr, O. C., Xie, H., Kaiser, M. L. & Gopalswamy, N., Solar Physics, 290, 2455
  2. Solar and Heliospheric Observatory (SOHO) (1995) [1]
    Fleck, B. & St. Cyr, O. C., Handbook of Cosmic Hazards and Planetary Defense (Editors: Pelton, Joseph N. & Allahdadi, Firooz), p.159
  3. MLSO Mark III K-Coronameter Observations of the CME Rate from 1989 - 1996 [10]
    St. Cyr, O. C., Flint, Q. A., Xie, H., Webb, D. F., Burkepile, J. T., Lecinski, A. R., Quirk, C. & Stanger, A. L., Solar Physics, 290, 2951

2014

  1. The main pillar: Assessment of space weather observational asset performance supporting nowcasting, forecasting, and research to operations [9]
    Posner, A., Hesse, M. & St. Cyr, O. C., Space Weather, 12, 257
  2. Evaluating the Uncertainties in the Electron Temperature and Radial Speed Measurements Using White Light Corona Eclipse Observations [9]
    Reginald, Nelson L., Davila, Joseph M., St. Cyr, O. C. & Rastaetter, Lutz, Solar Physics, 289, 2021
  3. The Impact of Coronagraphs [3]
    St. Cyr, O. C., Fleck, B. & Davila, J. M., EOS Transactions, 95, 369

2013

  1. Solar Orbiter. Exploring the Sun-Heliosphere Connection [383]
    Müller, D., Marsden, R. G., St. Cyr, O. C., Gilbert, H. R. & Solar Orbiter Team, Solar Physics, 285, 25
  2. Near-Sun Flux-Rope Structure of CMEs [43]
    Xie, H., Gopalswamy, N. & St. Cyr, O. C., Solar Physics, 284, 47
  3. Understanding shock dynamics in the inner heliosphere with modeling and type II radio data: A statistical study [10]
    Xie, H., St. Cyr, O. C., Gopalswamy, N., Odstrcil, D. & Cremades, H., Journal of Geophysical Research (Space Physics), 118, 4711

2012

  1. The distribution of interplanetary dust between 0.96 and 1.04 au as inferred from impacts on the STEREO spacecraft observed by the heliospheric imagers [18]
    Davis, C. J., Davies, J. A., St Cyr, O. C., Campbell-Brown, M., Skelt, A., Kaiser, M., Meyer-Vernet, Nicole, Crothers, S., Lintott, C., Smith, A., Bamford, S. & Baeten, E. M. L., MNRAS, 420, 1355
  2. Did geomagnetic activity challenge electric power reliability during solar cycle 23? Evidence from the PJM regional transmission organization in North America [10]
    Forbes, Kevin F. & St. Cyr, O. C., Space Weather, 10, 05001
  3. Understanding shock dynamics in the inner heliosphere with modeling and Type II radio data: The 2010-04-03 event [19]
    Xie, H., Odstrcil, D., Mays, L., St. Cyr, O. C., Gopalswamy, N. & Cremades, H., Journal of Geophysical Research (Space Physics), 117, A04105

2011

  1. Earth-Affecting Solar Causes Observatory (EASCO): A potential International Living with a Star Mission from Sun-Earth L5 [54]
    Gopalswamy, N., Davila, J. M., St. Cyr, O. C., Sittler, E. C., Auchère, F., Duvall, T. L., Hoeksema, J. T., Maksimovic, M., MacDowall, R. J., Szabo, A. & Collier, M. R., Journal of Atmospheric and Solar-Terrestrial Physics, 73, 658
  2. Electron Temperatures and Flow Speeds of the Low Solar Corona: MACS Results from the Total Solar Eclipse of 29 March 2006 in Libya [11]
    Reginald, Nelson L., Davila, Joseph M., St. Cyr, O. C., Rabin, Douglas M., Guhathakurta, Madhulika, Hassler, Donald M. & Gashut, Hadi, Solar Physics, 270, 235
  3. Interpreting the Properties of Solar Energetic Particle Events by Using Combined Imaging and Modeling of Interplanetary Shocks [100]
    Rouillard, A. P., Odstřcil, D., Sheeley, N. R., Tylka, A., Vourlidas, A., Mason, G., Wu, C.-C., Savani, N. P., Wood, B. E., Ng, C. K., Stenborg, G., Szabo, A. & St. Cyr, O. C., ApJ, 735, 7
  4. STEREO SECCHI COR1-A/B Intercalibration at 180° Separation [5]
    Thompson, W. T., Davila, J. M., St. Cyr, O. C. & Reginald, N. L., Solar Physics, 272, 215

2010

  1. An anatomy of space weather's electricity market impact: Case of the PJM power grid and the performance of its 500 kV transformers [10]
    Forbes, Kevin F. & St. Cyr, O. C., Space Weather, 8, 09004
  2. Detection of fast nanoparticles in the solar wind [6]
    Meyer-Vernet, N., Czechowski, A., Mann, I., Maksimovic, M., Lecacheux, A., Goetz, K., Kaiser, M. L., Cyr, O. C. St., Bale, S. D. & Le Chat, G., Twelfth International Solar Wind Conference (Editors: Maksimovic, M., Issautier, K., Meyer-Vernet, N., Moncuquet, M. & Pantellini, F.), American Institute of Physics Conference Series, 1216, p. 502
  3. On the 3-D reconstruction of Coronal Mass Ejections using coronagraph data [136]
    Mierla, M., Inhester, B., Antunes, A., Boursier, Y., Byrne, J. P., Colaninno, R., Davila, J., de Koning, C. A., Gallagher, P. T., Gissot, S., Howard, R. A., Howard, T. A., Kramar, M., Lamy, P., Liewer, P. C., Maloney, S., Marqué, C., McAteer, R. T. J., Moran, T., Rodriguez, L., Srivastava, N., St. Cyr, O. C., Stenborg, G., Temmer, M., Thernisien, A., Vourlidas, A., West, M. J., Wood, B. E. & Zhukov, A. N., Annales Geophysicae, 28, 203
  4. New periodicity in Jovian decametric radio emission [9]
    Panchenko, M., Rucker, H. O., Kaiser, M. L., St. Cyr, O. C., Bougeret, J.-L., Goetz, K. & Bale, S. D., Geophysical Research Letters, 37, L05106
  5. Background Subtraction for the SECCHI/COR1 Telescope Aboard STEREO [36]
    Thompson, W. T., Wei, K., Burkepile, J. T., Davila, J. M. & St. Cyr, O. C., Solar Physics, 262, 213

2009

  1. Dust Detection by the Wave Instrument on STEREO: Nanoparticles Picked up by the Solar Wind? [141]
    Meyer-Vernet, N., Maksimovic, M., Czechowski, A., Mann, I., Zouganelis, I., Goetz, K., Kaiser, M. L., St. Cyr, O. C., Bougeret, J.-L. & Bale, S. D., Solar Physics, 256, 463
  2. Electron-Temperature Maps of the Low Solar Corona: ISCORE Results from the Total Solar Eclipse of 29 March 2006 in Libya [20]
    Reginald, Nelson L., St. Cyr, O. C., Davila, Joseph M., Rabin, Douglas M., Guhathakurta, Madhulika & Hassler, Donald M., Solar Physics, 260, 347
  3. STEREO SECCHI and S/WAVES Observations of Spacecraft Debris Caused by Micron-Size Interplanetary Dust Impacts [27]
    St. Cyr, O. C., Kaiser, M. L., Meyer-Vernet, N., Howard, R. A., Harrison, R. A., Bale, S. D., Thompson, W. T., Goetz, K., Maksimovic, M., Bougeret, J.-L., Wang, D. & Crothers, S., Solar Physics, 256, 475
  4. On the Origin, 3D Structure and Dynamic Evolution of CMEs Near Solar Minimum [39]
    Xie, H., St. Cyr, O. C., Gopalswamy, N., Yashiro, S., Krall, J., Kramar, M. & Davila, J., Solar Physics, 259, 143

2008

  1. STEREO Space Weather and the Space Weather Beacon [26]
    Biesecker, D. A., Webb, D. F. & St. Cyr, O. C., Space Science Reviews, 136, 45
  2. STEREO Ground Segment, Science Operations, and Data Archive [10]
    Eichstedt, J., Thompson, W. T. & St. Cyr, O. C., Space Science Reviews, 136, 605
  3. Solar activity and economic fundamentals: Evidence from 12 geographically disparate power grids [23]
    Forbes, Kevin F. & St. Cyr, O. C., Space Weather, 6, S10003
  4. Sun Earth Connection Coronal and Heliospheric Investigation (SECCHI) [1728]
    Howard, R. A., Moses, J. D., Vourlidas, A., Newmark, J. S., Socker, D. G., Plunkett, S. P., Korendyke, C. M., Cook, J. W., Hurley, A., Davila, J. M., Thompson, W. T., St Cyr, O. C., Mentzell, E., Mehalick, K., Lemen, J. R., Wuelser, J. P., Duncan, D. W., Tarbell, T. D., Wolfson, C. J., Moore, A., Harrison, R. A., Waltham, N. R., Lang, J., Davis, C. J., Eyles, C. J., Mapson-Menard, H., Simnett, G. M., Halain, J. P., Defise, J. M., Mazy, E., Rochus, P., Mercier, R., Ravet, M. F., Delmotte, F., Auchere, F., Delaboudiniere, J. P., Bothmer, V., Deutsch, W., Wang, D., Rich, N., Cooper, S., Stephens, V., Maahs, G., Baugh, R., McMullin, D. & Carter, T., Space Science Reviews, 136, 67
  5. The STEREO Mission: An Introduction [1612]
    Kaiser, M. L., Kucera, T. A., Davila, J. M., St. Cyr, O. C., Guhathakurta, M. & Christian, E., Space Science Reviews, 136, 5
  6. A Quick Method for Estimating the Propagation Direction of Coronal Mass Ejections Using STEREO-COR1 Images [86]
    Mierla, M., Davila, J., Thompson, W., Inhester, B., Srivastava, N., Kramar, M., St. Cyr, O. C., Stenborg, G. & Howard, R. A., Solar Physics, 252, 385
  7. Conservation of open solar magnetic flux and the floor in the heliospheric magnetic field [63]
    Owens, M. J., Crooker, N. U., Schwadron, N. A., Horbury, T. S., Yashiro, S., Xie, H., St. Cyr, O. C. & Gopalswamy, N., Geophysical Research Letters, 35, L20108
  8. Heliospheric Images of the Solar Wind at Earth [139]
    Sheeley, N. R., Jr., Herbst, A. D., Palatchi, C. A., Wang, Y.-M., Howard, R. A., Moses, J. D., Vourlidas, A., Newmark, J. S., Socker, D. G., Plunkett, S. P., Korendyke, C. M., Burlaga, L. F., Davila, J. M., Thompson, W. T., St. Cyr, O. C., Harrison, R. A., Davis, C. J., Eyles, C. J., Halain, J. P., Wang, D., Rich, N. B., Battams, K., Esfandiari, E. & Stenborg, G., ApJ, 675, 853
  9. SECCHI Observations of the Sun's Garden-Hose Density Spiral [63]
    Sheeley, N. R., Jr., Herbst, A. D., Palatchi, C. A., Wang, Y.-M., Howard, R. A., Moses, J. D., Vourlidas, A., Newmark, J. S., Socker, D. G., Plunkett, S. P., Korendyke, C. M., Burlaga, L. F., Davila, J. M., Thompson, W. T., St. Cyr, O. C., Harrison, R. A., Davis, C. J., Eyles, C. J., Halain, J. P., Wang, D., Rich, N. B., Battams, K., Esfandiari, E. & Stenborg, G., ApJ, 674, L109
  10. Effects of solar wind dynamic pressure and preconditioning on large geomagnetic storms [25]
    Xie, H., Gopalswamy, N., St. Cyr, O. C. & Yashiro, S., Geophysical Research Letters, 35, L06S08

2007

  1. A tool to improve space weather forecasts: Kilometric radio emissions from Wind/WAVES [21]
    Cremades, H., St. Cyr, O. C. & Kaiser, M. L., Space Weather, 5, S08001
  2. Coronal mass ejections: Solar cycle aspects [31]
    Cremades, Hebe & St. Cyr, O. C., Advances in Space Research, 40, 1042
  3. An Attempt to Detect Coronal Mass Ejections in Lyman-α Using SOHO Swan [1]
    Mays, M. L., St. Cyr, O. C., Quémerais, E., Ferron, S., Bertaux, J.-L., Yashiro, S. & Howard, R., Solar Physics, 241, 113

2006

  1. Reply to comment by John G. Kappenman on "Space weather and the electricity market: An initial assessment" [1]
    Forbes, Kevin F. & St. Cyr, O. C., Space Weather, 4, 09003
  2. Flux-Rope Coronal Mass Ejection Geometry and Its Relation to Observed Morphology [57]
    Krall, J. & St. Cyr, O. C., ApJ, 652, 1740
  3. Improved input to the empirical coronal mass ejection (CME) driven shock arrival model from CME cone models [27]
    Xie, H., Gopalswamy, N., Ofman, L., St. Cyr, O. C., Michalek, G., Lara, A. & Yashiro, S., Space Weather, 4, S10002

2005

  1. Multialtitude Observations of a Coronal Jet during the Third Whole Sun Month Campaign [29]
    Ko, Y.-K., Raymond, J. C., Gibson, S. E., Alexander, D., Strachan, L., Holzer, T., Gilbert, H., Cyr, O. C. St., Thompson, B. J., Pike, C. D., Mason, H. E., Burkepile, J., Thompson, W. & Fletcher, L., ApJ, 623, 519
  2. An unusually fast interplanetary coronal mass ejection observed by Ulysses at 5 AU on 15 November 2003 [9]
    de Koning, Curt A., Steinberg, John T., Gosling, J. T., Reisenfeld, Daniel B., Skoug, Ruth M., St. Cyr, O. C., Malayeri, M. L., Balogh, André, Rees, Adam & McComas, D. J., Journal of Geophysical Research (Space Physics), 110, A01102

2004

  1. Role of projection effects on solar coronal mass ejection properties: 1. A study of CMEs associated with limb activity [144]
    Burkepile, J. T., Hundhausen, A. J., Stanger, A. L., St. Cyr, O. C. & Seiden, J. A., Journal of Geophysical Research (Space Physics), 109, A03103
  2. Space weather and the electricity market: An initial assessment [15]
    Forbes, Kevin F. & St. Cyr, O. C., Space Weather, 2, 10003
  3. The Effects of Streamers on the Shape of the K-Coronal Spectrum [9]
    Reginald, Nelson L., Davila, Joseph M. & Cyr, O. C. St., Solar Physics, 225, 249
  4. A catalog of white light coronal mass ejections observed by the SOHO spacecraft [965]
    Yashiro, S., Gopalswamy, N., Michalek, G., St. Cyr, O. C., Plunkett, S. P., Rich, N. B. & Howard, R. A., Journal of Geophysical Research (Space Physics), 109, A07105

2003

  1. Three-dimensional coronal density structure: 1. Model [16]
    Gibson, S. E., Foster, D. J., Guhathakurta, M., Holzer, T. & St. Cyr, O. C., Journal of Geophysical Research (Space Physics), 108, 1444
  2. Electron Temperature and Speed Measurements in the Low Solar Corona: Results From the 2001 June Eclipse [19]
    Reginald, Nelson L., Cyr, O. C. St., Davila, Joseph M. & Brosius, Jeffrey W., ApJ, 599, 596
  3. Constraints on Coronal Mass Ejection Dynamics from Simultaneous Radio and White-Light Observations [94]
    Reiner, M. J., Vourlidas, A., Cyr, O. C. St., Burkepile, J. T., Howard, R. A., Kaiser, M. L., Prestage, N. P. & Bougeret, J.-L., ApJ, 590, 533
  4. Properties of high-latitude CME-driven disturbances during Ulysses second northern polar passage [45]
    Reisenfeld, D. B., Gosling, J. T., Forsyth, R. J., Riley, P. & St. Cyr, O. C., Geophysical Research Letters, 30, 8031

2002

  1. Sungrazing Comets Discovered with the SOHO/LASCO Coronagraphs 1996-1998 [83]
    Biesecker, D. A., Lamy, P., St. Cyr, O. C., Llebaria, A. & Howard, R. A., Icarus, 157, 323
  2. Successive CMEs and complex ejecta [174]
    Burlaga, L. F., Plunkett, S. P. & St. Cyr, O. C., Journal of Geophysical Research (Space Physics), 107, 1266
  3. New insights on the onsets of coronal mass ejections from soho [21]
    Plunkett, S. P., Michels, D. J., Howard, R. A., Brueckner, G. E., St. Cyr, O. C., Thompson, B. J., Simnett, G. M., Schwenn, R. & Lamy, P., Advances in Space Research, 29, 1473

2001

  1. X-ray Ejecta, White-Light CMEs and a Coronal Shock Wave [13]
    Gopalswamy, N., Cyr, O. C. St., Kaiser, M. L. & Yashiro, S., Solar Physics, 203, 149
  2. A relation between dynamics of coronal mass ejections and production of solar energetic particles [15]
    Kocharov, L., Torsti, J., St. Cyr, O. C. & Huhtanen, T., A&A, 370, 1064
  3. Earthward directed CMEs seen in large-scale coronal magnetic field changes, SOHO LASCO coronagraph and solar wind [16]
    Li, Yan, Luhmann, Janet G., Mulligan, T., Hoeksema, J. Todd, Arge, C. Nick, Plunkett, S. P. & Cyr, O. C. St., Journal of Geophysical Research, 106, 25103
  4. Solar source regions of coronal mass ejections and their geomagnetic effects [62]
    Plunkett, S. P., Thompson, B. J., St. Cyr, O. C. & Howard, R. A., Journal of Atmospheric and Solar-Terrestrial Physics, 63, 389
  5. The STEREO space weather broadcast [3]
    St. Cyr, O. C. & Davila, J. M., Geophysical Monograph Series, 125, 205
  6. The solar sources of geoeffective structures [23]
    Webb, D. F., Crooker, N. U., Plunkett, S. P. & St. Cyr, O. C., Geophysical Monograph Series, 125, 123

2000

  1. Coronal mass ejections, interplanetary ejecta and geomagnetic storms [176]
    Cane, H. V., Richardson, I. G. & St. Cyr, O. C., Geophysical Research Letters, 27, 3591
  2. Space Weather Diamond: a four spacecraft monitoring system [13]
    Cyr, O. C. S., Mesarch, M. A., Maldonado, H. M., Folta, D. C., Harper, A. D., Davila, J. M. & Fisher, R. R., Journal of Atmospheric and Solar-Terrestrial Physics, 62, 1251
  3. Interplanetary acceleration of coronal mass ejections [469]
    Gopalswamy, N., Lara, A., Lepping, R. P., Kaiser, M. L., Berdichevsky, D. & St. Cyr, O. C., Geophysical Research Letters, 27, 145
  4. SOHO and radio observations of a CME shock wave [99]
    Raymond, John C., Thompson, Barbara J., St. Cyr, O. C., Gopalswamy, Nat, Kahler, S., Kaiser, M., Lara, A., Ciaravella, A., Romoli, M. & O'Neal, R., Geophysical Research Letters, 27, 1439
  5. Properties of coronal mass ejections: SOHO LASCO observations from January 1996 to June 1998 [433]
    St. Cyr, O. C., Plunkett, S. P., Michels, D. J., Paswaters, S. E., Koomen, M. J., Simnett, G. M., Thompson, B. J., Gurman, J. B., Schwenn, R., Webb, D. F., Hildner, E. & Lamy, P. L., Journal of Geophysical Research, 105, 18169
  6. Observations of the 24 September 1997 Coronal Flare Waves [123]
    Thompson, B. J., Reynolds, B., Aurass, H., Gopalswamy, N., Gurman, J. B., Hudson, H. S., Martin, S. F. & St. Cyr, O. C., Solar Physics, 193, 161

1999

  1. Ultraviolet and Optical Observations of a Coronal Transient with SOHO [18]
    Ciaravella, A., Raymond, J. C., Strachan, L., Thompson, B. J., Cyr, O. C. St., Gardner, L., Modigliani, A., Antonucci, E., Kohl, J. & Noci, G., ApJ, 510, 1053
  2. Combined Ulysses solar wind and SOHO coronal observations of several west limb coronal mass ejections [22]
    Funsten, H. O., Gosling, J. T., Riley, P., Cyr, O. C. St., Forsyth, R. J., Howard, R. A. & Schwenn, R., Journal of Geophysical Research, 104, 6679
  3. A comparison of ground-based and spacecraft observations of coronal mass ejections from 1980-1989 [183]
    St. Cyr, O. C., Burkepile, J. T., Hundhausen, A. J. & Lecinski, A. R., Journal of Geophysical Research, 104, 12493
  4. The correspondence of EUV and white light observations of coronal mass ejections with SOHO EIT and LASCO [8]
    Thompson, B. J., St. Cyr, O. C., Plunkett, S. P., Gurman, J. B., Gopalswamy, N., Hudson, H. S., Howard, R. A., Michels, D. J. & Delaboudinière, J.-P., Geophysical Monograph Series, 109, 31
  5. SOHO/EIT Observations of the 1997 April 7 Coronal Transient: Possible Evidence of Coronal Moreton Waves [339]
    Thompson, B. J., Gurman, J. B., Neupert, W. M., Newmark, J. S., Delaboudinière, J.-P., Cyr, O. C. St., Stezelberger, S., Dere, K. P., Howard, R. A. & Michels, D. J., ApJ, 517, L151
  6. Coronagraph observations of inflows during high solar activity [72]
    Wang, Y.-M., Sheeley, N. R., Jr., Howard, R. A., Cyr, O. C. St. & Simnett, G. M., Geophysical Research Letters, 26, 1203

1998

  1. Geomagnetic storms caused by coronal mass ejections (CMEs): March 1996 through June 1997 [151]
    Brueckner, G. E., Delaboudiniere, J.-P., Howard, R. A., Paswaters, S. E., St. Cyr, O. C., Schwenn, R., Lamy, P., Simnett, G. M., Thompson, B. & Wang, D., Geophysical Research Letters, 25, 3019
  2. The interplanetary events of January-May, 1997 as inferred from energetic particle data, and their relationship with solar events [33]
    Cane, H. V., Richardson, I. G. & St Cyr, O. C., Geophysical Research Letters, 25, 2517
  3. X-ray coronal changes during Halo CMEs [147]
    Hudson, H. S., Lemen, J. R., St. Cyr, O. C., Sterling, A. C. & Webb, D. F., Geophysical Research Letters, 25, 2481
  4. Type II radio emissions in the frequency range from 1-14 MHz associated with the April 7, 1997 solar event [52]
    Kaiser, M. L., Reiner, M. J., Gopalswamy, N., Howard, R. A., St. Cyr, O. C., Thompson, B. J. & Bougeret, J.-L., Geophysical Research Letters, 25, 2501
  5. LASCO observations of an Earth-directed coronal mass ejection on May 12, 1997 [96]
    Plunkett, S. P., Thompson, B. J., Howard, R. A., Michels, D. J., St. Cyr, O. C., Tappin, S. J., Schwenn, R. & Lamy, P. L., Geophysical Research Letters, 25, 2477
  6. SOHO/EIT observations of an Earth-directed coronal mass ejection on May 12, 1997 [623]
    Thompson, B. J., Plunkett, S. P., Gurman, J. B., Newmark, J. S., St. Cyr, O. C. & Michels, D. J., Geophysical Research Letters, 25, 2465
  7. Observations of Correlated White-Light and Extreme-Ultraviolet Jets from Polar Coronal Holes [182]
    Wang, Y.-M., Sheeley, N. R., Jr., Socker, D. G., Howard, R. A., Brueckner, G. E., Michels, D. J., Moses, D., St. Cyr, O. C., Llebaria, A. & Delaboudinière, J.-P., ApJ, 508, 899
  8. The solar origin of the January 1997 coronal mass ejection, magnetic cloud and geomagnetic storm [67]
    Webb, D. F., Cliver, E. W., Gopalswamy, N., Hudson, H. S. & St. Cyr, O. C., Geophysical Research Letters, 25, 2469
  9. First VLA Observations of Nonthermal Metric Bursts Associated with Coronal Mass Ejections Detected by the Solar and Heliospheric Observatory [18]
    Willson, R. F., Redfield, S. L., Lang, K. R., Thompson, B. J. & St. Cyr, O. C., ApJ, 504, L117

1997

  1. Evidence of an Erupting Magnetic Flux Rope: LASCO Coronal Mass Ejection of 1997 April 13 [245]
    Chen, J., Howard, R. A., Brueckner, G. E., Santoro, R., Krall, J., Paswaters, S. E., St. Cyr, O. C., Schwenn, R., Lamy, P. & Simnett, G. M., ApJ, 490, L191
  2. EIT and LASCO Observations of the Initiation of a Coronal Mass Ejection [196]
    Dere, K. P., Brueckner, G. E., Howard, R. A., Koomen, M. J., Korendyke, C. M., Kreplin, R. W., Michels, D. J., Moses, J. D., Moulton, N. E., Socker, D. G., St. Cyr, O. C., Delaboudinière, J. P., Artzner, G. E., Brunaud, J., Gabriel, A. H., Hochedez, J. F., Millier, F., Song, X. Y., Chauvineau, J. P., Marioge, J. P., Defise, J. M., Jamar, C., Rochus, P., Catura, R. C., Lemen, J. R., Gurman, J. B., Neupert, W., Clette, F., Cugnon, P., Van Dessel, E. L., Lamy, P. L., Llebaria, A., Schwenn, R. & Simnett, G. M., Solar Physics, 175, 601
  3. Observations of CMEs from SOHO/LASCO [43]
    Howard, R. A., Brueckner, G. E., St. Cyr, O. C., Biesecker, D. A., Dere, K. P., Koomen, M. J., Korendyke, C. M., Lamy, P. L., Llebaria, A., Bout, M. V., Michels, D. J., Moses, J. D., Paswaters, S. E., Plunkett, S. P., Schwenn, R., Simnett, G. M., Socker, D. G., Tappin, S. J. & Wang, D., Geophysical Monograph Series, 99, 17
  4. The Relationship of Green-Line Transients to White-Light Coronal Mass Ejections [45]
    Plunkett, S. P., Brueckner, G. E., Dere, K. P., Howard, R. A., Koomen, M. J., Korendyke, C. M., Michels, D. J., Moses, J. D., Moulton, N. E., Paswaters, S. E., St. Cyr, O. C., Socker, D. G., Wang, D., Simnett, G. M., Bedford, D. K., Biesecker, D. A., Eyles, C. J., Tappin, S. J., Schwenn, R., Lamy, P. L. & Llebaria, A., Solar Physics, 175, 699
  5. First View of the Extended Green-Line Emission Corona At Solar Activity Minimum Using the Lasco-C1 Coronagraph on SOHO [88]
    Schwenn, R., Inhester, B., Plunkett, S. P., Epple, A., Podlipnik, B., Bedford, D. K., Eyles, C. J., Simnett, G. M., Tappin, S. J., Bout, M. V., Lamy, P. L., Llebaria, A., Brueckner, G. E., Dere, K. P., Howard, R. A., Koomen, M. J., Korendyke, C. M., Michels, D. J., Moses, J. D., Moulton, N. E., Paswaters, S. E., Socker, D. G., St. Cyr, O. C. & Wang, D., Solar Physics, 175, 667
  6. Measurements of Flow Speeds in the Corona Between 2 and 30 R☉ [565]
    Sheeley, N. R., Wang, Y.-M., Hawley, S. H., Brueckner, G. E., Dere, K. P., Howard, R. A., Koomen, M. J., Korendyke, C. M., Michels, D. J., Paswaters, S. E., Socker, D. G., St. Cyr, O. C., Wang, D., Lamy, P. L., Llebaria, A., Schwenn, R., Simnett, G. M., Plunkett, S. & Biesecker, D. A., ApJ, 484, 472
  7. LASCO Observations of Disconnected Magnetic Structures Out to Beyond 28 Solar Radii During Coronal Mass Ejections [45]
    Simnett, G. M., Tappin, S. J., Plunkett, S. P., Bedford, D. K., Eyles, C. J., St. Cyr, O. C., Howard, R. A., Brueckner, G. E., Michels, D. J., Moses, J. D., Socker, D., Dere, K. P., Korendyke, C. M., Paswaters, S. E., Wang, D., Schwenn, R., Lamy, P., Llebaria, A. & Bout, M. V., Solar Physics, 175, 685

1995

  1. SOHO Ground Segment, Science Operations, and Data Products [11]
    St. Cyr, O. C., Sánchez-Duarte, L., Martens, P. C. H., Gurman, J. B. & Larduinat, E., Solar Physics, 162, 39

1994

  1. Nonthermal Radio Emission Associated with a Coronal Disconnection Event [5]
    Gopalswamy, N., Kundu, M. R. & St. Cyr, O. C., ApJ, 424, L135
  2. Speeds of coronal mass ejections: SMM observations from 1980 and 1984-1989 [157]
    Hundhausen, A. J., Burkepile, J. T. & St. Cyr, O. C., Journal of Geophysical Research, 99, 6543

1991

  1. Sungrazing comets observed by the solar maximum mission coronagraph [49]
    MacQueen, R. M. & St. Cyr, O. C., Icarus, 90, 96
  2. Activity Associated with Coronal Mass Ejections at Solar Minimum - Solar Maximum Mission Observations from 1984-1986 [115]
    St. Cyr, O. C. & Webb, D. F., Solar Physics, 136, 379

1986

  1. Architecture of the "Mound Builders" A Review of: Prehistoric Architecture in the Eastern United States by William N. Morgan [0]
    St. Cyr, O. C., Archaeoastronomy, 9, 160
  2. Archival period study of the eclipsing binary KT Hydrae. [1]
    St. Cyr, O. C. & St. Cyr, S. B., The Astronomical Journal, 91, 416

Created on Wed Apr 8 04:33:26 2026.