Astronomy
Constellations - Gemini - 42ome Gem

 
Identification Data
Common Name
ConstellationGemini
Star Name42ome Gem
Skymap Number7020130
Henry Draper (HD) Number52497
Harvard Revised (HR) Number2630
SAO Number78999
Durchmusterung (DM) NumberBD+24 1502
Washington Double Stars (WDS) Number

Positional Data
Position and Proper Motion (PPM) Number96934
Right Ascension (RA) J20007h 2m 24.780s
Declination (Dec) J2000+24° 12' 55.604"
Position Uncertainty0.0079s
Proper Motion in RA (J2000)/cos(Dec)-0.00047
Proper Motion in Dec (J2000)-0.000466
Radial Velocity-008.5km s-1
Trigonometric Parallax+0.00197s
Trigonometric Parallax Uncertainty0.00086s
GCI Unit Vector in X (J2000)-0.245307
GCI Unit Vector in Y (J2000)0.878400
GCI Unit Vector in Z (J2000)0.410169
Galactic Longitude192.19°
Galactic Latitude
13.06°
Observational Data
Observed Visual Magnitude (V)5.18
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.003
Observed B Magnitude6.13
Observed B-V Colour+0.947
Observed B Magnitude or (B-V) Magnitude Uncertainty0.004
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude5.2
Observed Photographic Magnitude
Morgan Keenan (MK) Spectral TypeG5IIa-Ib
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