Astronomy
Constellations - Gemini - 28 Gem

 
Identification Data
Common Name
ConstellationGemini
Star Name28 Gem
Skymap Number6440192
Henry Draper (HD) Number48450
Harvard Revised (HR) Number2480
SAO Number78692
Durchmusterung (DM) NumberBD+29 1327
Washington Double Stars (WDS) Number

Positional Data
Position and Proper Motion (PPM) Number96473
Right Ascension (RA) J20006h 44m 45.458s
Declination (Dec) J2000+28° 58' 15.354"
Position Uncertainty0.0101s
Proper Motion in RA (J2000)/cos(Dec)-0.00067
Proper Motion in Dec (J2000)-0.023766
Radial Velocity+014.6km s-1
Trigonometric Parallax+0.00572s
Trigonometric Parallax Uncertainty0.00084s
GCI Unit Vector in X (J2000)-0.169770
GCI Unit Vector in Y (J2000)0.858235
GCI Unit Vector in Z (J2000)0.484366
Galactic Longitude186.09°
Galactic Latitude
11.43°
Observational Data
Observed Visual Magnitude (V)5.42
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.003
Observed B Magnitude6.87
Observed B-V Colour+1.445
Observed B Magnitude or (B-V) Magnitude Uncertainty0.005
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude5.5
Observed Photographic Magnitude
Morgan Keenan (MK) Spectral TypeK4III
One-Dimensional Spectral ClassK0
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