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
|
|---|
| Astrophysics - Earth And Planetary Astrophysics
| 56
|
| Comets: General
| 20
|
| Comets
| 19
|
| Near-Earth Objects
| 15
|
| Methods: Observational
| 13
|
| Small Solar System Bodies
| 12
|
| Methods: Data Analysis
| 11
|
| Asteroids
| 11
|
| Short Period Comets
| 7
|
| Minor Planets
| 6
|
| Techniques: Photometric
| 6
|
| Long Period Comets
| 5
|
| Main-belt Comets
| 4
|
| Main Belt Asteroids
| 4
|
| Asteroids: General
| 4
|
| Asteroid Satellites
| 4
|
| Comet Nuclei
| 4
|
| Comet Volatiles
| 4
|
| Comae
| 3
|
| Ultraviolet: Planetary Systems
| 3
|
| Comet Tails
| 3
|
| Solar System Astronomy
| 3
|
| Optical Astronomy
| 3
|
| Broad Band Photometry
| 3
|
| Astrophysics - Instrumentation And Methods For Astrophysics
| 3
|
| Impact Phenomena
| 3
|
| Apollo Group
| 2
|
| Neutral Coma Gases
| 2
|
| Comets: Individual: 10P/Tempel 2
| 2
|
| Comets: Individual: 103P/Hartley 2
| 2
|
| Coma Dust
| 2
|
| Meteoroid Dust Clouds
| 2
|
| Comets: Individual: C/2012 S1 ISON
| 2
|
| Comets: Individual: C/2012 S1 (ISON)
| 2
|
| Techniques: Polarimetric
| 2
|
| Asteroid Surfaces
| 2
|
| Comets: Individual: 67P
| 2
|
| Ultraviolet Astronomy
| 2
|
| Comets: Individual: Machholz C/2004 Q2
| 1
|
| Comets: Individual: Kreutz Group
| 1
|
| Comets: Individual: Comet C&2011 W3 (Lovejoy
| 1
|
| Comets: Individual: C/2010 E6 (STEREO)
| 1
|
| Comets: Individual: C&Lulin (2007 N3
| 1
|
| Comets: Individual: C&2012 S1 ISON
| 1
|
| Comets: Individual: 96P&Machholz 1
| 1
|
| Comets: Individual: 67P/Churyumov-Gerasimenko
| 1
|
| Comets: Individual: 67P&C-G
| 1
|
| Comets: Individual: 41P&Tuttle–Giacobini–Kresák
| 1
|
| Comets: Individual: 358P&PANSTARRS
| 1
|
| Comets: Individual: 322P/SOHO 1
| 1
|
| Comets: Individual: 238P
| 1
|
| Comets: Individual: 209P&LINEAR
| 1
|
| Comets: Individual: 10P/Tempel2
| 1
|
| Comets: Individual (49P/Arend-Rigaux)
| 1
|
| Comets: Individual
| 1
|
| Comet Surfaces
| 1
|
| Comet Origins
| 1
|
| Close Encounters
| 1
|
| Centaurs Group
| 1
|
| Centaur Group
| 1
|
| CCD Photometry
| 1
|
| Automated Telescopes
| 1
|
| Astrophysics - Solar And Stellar Astrophysics [S]
| 1
|
| Astrophysics - Galaxy Astrophysics
| 1
|
| Astronomy Data Analysis
| 1
|
| Astrochemistry
| 1
|
| Asteroids: Individual: 1I&‘Oumuamua (2017 U1
| 1
|
| Asteroid Dynamics
| 1
|
| 288P
| 1
|
| Ultraviolet: General
| 1
|
| Trans-Neptunian Objects
| 1
|
| Techniques: High Angular Resolution
| 1
|
| Sunskirters
| 1
|
| Sungrazers
| 1
|
| Sun: Coronal Mass Ejections
| 1
|
| Sun: Corona [S]
| 1
|
| Spectroscopy
| 1
|
| Spacecraft
| 1
|
| Spaceborne And Space Research
| 1
|
| Solid State: Refractory
| 1
|
| Sky Surveys
| 1
|
| Polarization
| 1
|
| Planets And Satellites: Composition
| 1
|
| Planetary Science
| 1
|
| Planet-star Interactions
| 1
|
| PLANET SCI
| 1
|
| Physics - Space Physics [H]
| 1
|
| Photometry
| 1
|
| P/1999 R1
| 1
|
| Optical Observation
| 1
|
| Oort Cloud Objects
| 1
|
| Near-sun Comets
| 1
|
| Narrow Band Photometry
| 1
|
| Methods: Numerical
| 1
|
| Meteor Trails
| 1
|
| Meteor Streams
| 1
|
| Meteor Showers
| 1
|
| Kuiper Belt
| 1
|
| ISM: Individual Objects: 1I&‘Oumuamua (2017 U1
| 1
|
| Interstellar Objects
| 1
|
| Instruments
| 1
|
| Instrumentation: Polarimeters
| 1
|
| Ground-based Astronomy
| 1
|
| Ground Telescopes
| 1
|
| Flyby Missions
| 1
|
| Comets: Individual: P/2010 R2 (La Sagra)
| 1
|
| Aperiodic Comets
| 1
|
| Antarctic Observatories
| 1
|
| Venus
| 1
|