Astronomy
Constellations - Gemini - 6 Gem

 
Identification Data
Common Name
ConstellationGemini
Star Name6 Gem
Skymap Number6120069
Henry Draper (HD) Number42543
Harvard Revised (HR) Number2197
SAO Number78098
Durchmusterung (DM) NumberBD+22 1220
Washington Double Stars (WDS) Number

Positional Data
Position and Proper Motion (PPM) Number95595
Right Ascension (RA) J20006h 12m 19.098s
Declination (Dec) J2000+22° 54' 30.651"
Position Uncertainty0.0111s
Proper Motion in RA (J2000)/cos(Dec)-0.00007
Proper Motion in Dec (J2000)-0.002266
Radial Velocity+021.5km s-1
Trigonometric Parallax+0.00076s
Trigonometric Parallax Uncertainty0.00102s
GCI Unit Vector in X (J2000)-0.049486
GCI Unit Vector in Y (J2000)0.919797
GCI Unit Vector in Z (J2000)0.389261
Galactic Longitude188.22°
Galactic Latitude
2.19°
Observational Data
Observed Visual Magnitude (V)6.36
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.006
Observed B Magnitude8.55
Observed B-V Colour+2.186
Observed B Magnitude or (B-V) Magnitude Uncertainty0.016
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude6.3
Observed Photographic Magnitude8.4
Morgan Keenan (MK) Spectral TypeM1-M2Ia-Iab
One-Dimensional Spectral ClassK5
Position Angle
Year of Observation AD

Data Source
SKY2000 - Master Star Catalog - Star Catalog Database, Version 2
    Sande C.B., Warren Jr. W.H., Tracewell D.A., Home A.T., Miller A.C.
    (Goddard Space Flight Center, Flight Dynamics Division (1998))

 
Page compiled: Sun Sep 02 13:15:41 GMT+01:00 2001