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Astronomy
Constellations - Gemini - 77kap Gem

 
Identification Data
Common Name
ConstellationGemini
Star Name77kap Gem
Skymap Number7440114
Henry Draper (HD) Number62345
Harvard Revised (HR) Number2985
SAO Number79653
Durchmusterung (DM) NumberBD+24 1759
Washington Double Stars (WDS) Number
07444+2424
Positional Data
Position and Proper Motion (PPM) Number97908
Right Ascension (RA) J20007h 44m 26.854s
Declination (Dec) J2000+24° 23' 52.773"
Position Uncertainty0.0078s
Proper Motion in RA (J2000)/cos(Dec)-0.00164
Proper Motion in Dec (J2000)-0.056266
Radial Velocity+020.6km s-1
Trigonometric Parallax+0.02273s
Trigonometric Parallax Uncertainty0.00083s
GCI Unit Vector in X (J2000)-0.400822
GCI Unit Vector in Y (J2000)0.817749
GCI Unit Vector in Z (J2000)0.413073
Galactic Longitude195.85°
Galactic Latitude
21.97°
Observational Data
Observed Visual Magnitude (V)3.57
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.000
Observed B Magnitude
Observed B-V Colour+0.932
Observed B Magnitude or (B-V) Magnitude Uncertainty0.002
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude3.7
Observed Photographic Magnitude
Morgan Keenan (MK) Spectral TypeG8III
One-Dimensional Spectral ClassG5
Position Angle240
Year of Observation1983. 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))

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