The table below shows the most common keywords used by the author. The letters in brackets after some keywords denote if the keyword corresponds to Solar Physics (S) or Heliospheric Physics (H).
| Keyword
| Occurrences
|
|---|
| Sunspots [S]
| 20
|
| Sun: Coronal Mass Ejections
| 19
|
| Sun: Flares [S]
| 17
|
| Solar-terrestrial Interactions
| 12
|
| Sun: Activity
| 9
|
| Planets And Satellites: Aurorae
| 8
|
| History And Philosophy Of Astronomy
| 7
|
| Solar-terrestrial Relations
| 7
|
| Geomagnetic Fields
| 7
|
| Sun: Astrophysics - Solar And Stellar Astrophysics
| 6
|
| Sunspot Cycle
| 6
|
| Sunspot Groups
| 6
|
| Maunder Minimum
| 6
|
| Solar Cycle
| 6
|
| Space Weather
| 6
|
| Sunspot Number
| 6
|
| Astrophysics - Solar And Stellar Astrophysics [S]
| 5
|
| Sun: Active Regions
| 5
|
| Planets And Satellites: Magnetic Fields
| 5
|
| Solar Activity
| 4
|
| Sun: Corona [S]
| 4
|
| Solar─terrestrial Relations
| 4
|
| Sun: Magnetic Fields
| 4
|
| Magnetic Storm
| 4
|
| Eclipses
| 4
|
| Total Eclipses
| 3
|
| Solar Storm
| 3
|
| Sun: Sunspots
| 3
|
| Solar Eclipses
| 3
|
| Gravitational Wave Astronomy
| 3
|
| Sun: Sunspot
| 3
|
| Sunspot
| 3
|
| Aurora
| 3
|
| Astrophysics - Earth And Planetary Astrophysics
| 3
|
| Astronomical Data Bases: Miscellaneous
| 3
|
| Geomagnetic Storms
| 2
|
| Gravitational Waves
| 2
|
| Sun: Filaments [S]
| 2
|
| Dalton Minimum
| 2
|
| Solar Cycles
| 2
|
| Sun: Physics - History And Philosophy Of Physics
| 2
|
| Historical Records
| 2
|
| Sun: Solar-terrestrial Relationships
| 2
|
| Sun: History Of Astronomy
| 2
|
| History Of Astronomy
| 2
|
| Sun: Solar Cycle
| 2
|
| Time
| 2
|
| Solar Wind [H]
| 2
|
| Space Climate
| 2
|
| Magnetic Storms
| 2
|
| Aurorae
| 2
|
| Sun: Aurora
| 2
|
| General Relativity And Quantum Cosmology
| 2
|
| Extreme Event
| 2
|
| Ring Current
| 2
|
| Sun: Dalton Minimum
| 2
|
| Physics - History And Philosophy Of Physics
| 1
|
| Physics - Atmospheric And Oceanic Physics
| 1
|
| Natural Hazard
| 1
|
| Meteorology
| 1
|
| Maritime Observation
| 1
|
| Magnetosphere
| 1
|
| Magnetic Superstorms
| 1
|
| Magnetic Observatory
| 1
|
| Magnetic Observatories
| 1
|
| Magnetic Fields
| 1
|
| Low-latitude Aurorae
| 1
|
| Low-latitude Aurora
| 1
|
| Korean Peninsula
| 1
|
| John Dalton
| 1
|
| International Geophysical Year
| 1
|
| Intense Magnetic Storms
| 1
|
| Ibn Buṭlān
| 1
|
| History
| 1
|
| Historical Weather Observations
| 1
|
| Historical Event
| 1
|
| Historical Data
| 1
|
| Historical Astronomy
| 1
|
| Great Auroral Storms
| 1
|
| Gravitational Wave Sources
| 1
|
| Gravitational Wave Detectors
| 1
|
| Geomagnetism
| 1
|
| Geoelectric Hazards
| 1
|
| Gamma-ray Bursts
| 1
|
| Gamma Rays [S]
| 1
|
| Extreme Space Weather Event
| 1
|
| Extreme Events
| 1
|
| Experimental Data
| 1
|
| Earth (planet)
| 1
|
| Earth
| 1
|
| Data Rescue
| 1
|
| Cosmic Rays
| 1
|
| Comets: Individual (c/1240 B1)
| 1
|
| Comets: General
| 1
|
| Cometary Plasma Tail: Solar Wind
| 1
|
| Citizen Science
| 1
|
| Chinese Unaided-eye Observation
| 1
|
| Celestial Mechanics
| 1
|
| Carrington Event
| 1
|
| Byzantine Numismatics
| 1
|
| Byzantine Empire
| 1
|
| Auroral Oval
| 1
|
| Astrophysics - Cosmology And Nongalactic Astrophysics
| 1
|
| Weather Dynamics
| 1
|
| Visualization
| 1
|
| UV Radiation
| 1
|
| Thermosphere Density
| 1
|
| The Sun [S]
| 1
|
| The Lost Cycle
| 1
|
| Telescopes
| 1
|
| Surveys
| 1
|
| Sun: X-rays [S]
| 1
|
| Sun: Venus Transit
| 1
|
| Sun: Unaided-eye Sunspot
| 1
|
| Sun: Sunspot Observations
| 1
|
| Sun: Sunspot Number
| 1
|
| Sun: Sunspot Drawings
| 1
|
| Sun: Sun
| 1
|
| Sun: Statistics
| 1
|
| Sun: Space Climate
| 1
|
| Sun: Solar Dynamo
| 1
|
| Sun: Rotation [S]
| 1
|
| Sun: Radio Radiation [S]
| 1
|
| Sun: Physics - Space Physics
| 1
|
| Sun: Particle Emission
| 1
|
| Sun: Observations
| 1
|
| Sun: Maunder Minimum
| 1
|
| Sun: Magnetic Field
| 1
|
| Sun: Machine Learning
| 1
|
| Sun: Lost Cycles
| 1
|
| Sun: Group Sunspot Number
| 1
|
| Sun: Geomagnetic Storm
| 1
|
| Sun: General
| 1
|
| Sun: Chinese Records
| 1
|
| Storm Effects
| 1
|
| Stellar Activity
| 1
|
| Statistical Analysis
| 1
|
| Starspots
| 1
|
| Stars: Solar-type
| 1
|
| Stars: Activity
| 1
|
| Sporadic Aurora
| 1
|
| Solar-terrestrial Relationship
| 1
|
| Solar-terrestrial Interaction
| 1
|
| Solar X-ray Flares [S]
| 1
|
| Solar White-light Flares
| 1
|
| Solar Variability
| 1
|
| Solar Energetic Particles [H]
| 1
|
| Solar Cycle 19
| 1
|
| Solar Coronal Streamers
| 1
|
| Solar Coronal Mass Ejection Shocks
| 1
|
| Solar Coronal Holes [S]
| 1
|
| Sn 1054
| 1
|
| Seungjeongwon Ilgi
| 1
|
| Scientific History
| 1
|
| Satellite Orbital Drag
| 1
|
| Royal Greenwich Observatory
| 1
|
| Recurrent Storms
| 1
|
| Planetary Science
| 1
|
| Physics - Popular Physics
| 1
|
| Active Regions
| 1
|
| (sun:) Solar-terrestrial Relations
| 1
|
| (<italic>sun</italic>:) Sunspots
| 1
|
| (<italic>sun</italic>:) Solar-terrestrial Relations
| 1
|