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
|
|---|
| Stars: Fundamental Parameters
| 15
|
| Astrophysics - Solar And Stellar Astrophysics [S]
| 14
|
| Stars: Evolution
| 10
|
| Astrophysics
| 9
|
| Stars: Oscillations
| 5
|
| Stars: Abundances
| 5
|
| Planetary Systems
| 4
|
| Stars: Interiors
| 4
|
| Astrophysics - Earth And Planetary Astrophysics
| 4
|
| Stars: Statistics
| 2
|
| Oscillations
| 2
|
| Observations
| 2
|
| Stars: Chemically Peculiar
| 2
|
| Methods: Numerical
| 2
|
| Astrophysics - Instrumentation And Methods For Astrophysics
| 2
|
| Fuzzy Set
| 2
|
| Fuzzy Area
| 2
|
| Statistics
| 2
|
| Sun: Chromosphere [S]
| 2
|
| Solar Cycle
| 2
|
| Sunspots [S]
| 2
|
| Stars: Pre-main Sequence
| 1
|
| Stars: Planetary Systems
| 1
|
| Stars: Magnetic Fields
| 1
|
| Stars: Internal Structure
| 1
|
| Stars: Individual: UV Psc
| 1
|
| Stars: Individual: HR 1217
| 1
|
| Stars: Individual: HD 46375
| 1
|
| Stars: Individual: HD 37124
| 1
|
| Stars: Individual: EK Cephei
| 1
|
| Stars: Individual: 70 Ophiuchi
| 1
|
| Stars: Hertzsprung-Russell (HR) And C-M Diagrams
| 1
|
| Stars: Hertzsprung-Russel (HR) And C-M
| 1
|
| Stars: Binaries: Visual
| 1
|
| Stars: Binaries: Eclipsing
| 1
|
| Stars: Abundances - Stars: Atmospheres - Stars: Fundamental Parameters - Stars: Planetary Systems - Stars: Planetary Systems: Formation
| 1
|
| Solar Wind Disturbances
| 1
|
| Solar Photography
| 1
|
| Solar Active Regions [S]
| 1
|
| Shape Of The Moon
| 1
|
| Portuguese Astronomy
| 1
|
| Popularisation Of Science
| 1
|
| PMS Evolution
| 1
|
| Planets And Satellites: Fundamental Parameters
| 1
|
| Planets And Satellites: Formation
| 1
|
| Planetary
| 1
|
| Plages
| 1
|
| Physics - History And Philosophy Of Physics
| 1
|
| Penumbrae
| 1
|
| Penumbra
| 1
|
| Numerical Models.
| 1
|
| North-South Asymmetry
| 1
|
| Metallicity And Age Relation
| 1
|
| Mathematical Morphology
| 1
|
| Magnetospheric Sources
| 1
|
| Magnetosphere
| 1
|
| Magnetic Observatories
| 1
|
| Lunar Flattening
| 1
|
| Luminosity
| 1
|
| João Carlos De Brito Capello
| 1
|
| Instrumentation: Polarimeters
| 1
|
| Instrumentation: Miscellaneous
| 1
|
| Instrumentation: Adaptive Optics
| 1
|
| Infante D. Luiz Observatory
| 1
|
| History And Philosophy Of Astronomy
| 1
|
| 17 April 1912 Solar Eclipse
| 1
|
| Hertzsprung-Russell And Colour-magnitude Diagrams
| 1
|
| Hertzsprung-Russell (HR) And C-M Diagrams
| 1
|
| Geomagnetic Disturbances
| 1
|
| Geomagnetic Activity
| 1
|
| Francisco Miranda Da Costa Lobo
| 1
|
| Evolution
| 1
|
| Ernesto De Vasconcellos
| 1
|
| Conditional Volatility
| 1
|
| Coimbra Observatory
| 1
|
| Catalogues
| 1
|
| Binary Stars
| 1
|
| Binaries: General
| 1
|
| Binaries: Eclipsing
| 1
|
| Automatic Detection
| 1
|
| β Hydri
| 1
|
| Visual Binaries
| 1
|
| Umbrae
| 1
|
| Umbra
| 1
|
| Tsyganenko And Sitnov Model
| 1
|
| The Sun [S]
| 1
|
| Telescopes
| 1
|
| Techniques: Spectroscopic
| 1
|
| Techniques: Photometric
| 1
|
| Systems
| 1
|
| Sunspot Area
| 1
|
| Sun: Magnetic Fields
| 1
|
| Sun: Filaments [S]
| 1
|
| Sun: Activity
| 1
|
| Stonyhurst Heliographic Coordinates
| 1
|
| Stellar Models
| 1
|
| Stellar Mass
| 1
|
| Stellar Evolution
| 1
|
| Stars: Variables: Other
| 1
|
| Stars: Solar-type
| 1
|
| Stars: Pre-main-sequence
| 1
|
| Astronomical Photography
| 1
|
| Astronomical Cinematography
| 1
|
| Asteroseismology
| 1
|
| Area Of Sunspots
| 1
|
| 19th Century
| 1
|
| Historical Data
| 1
|