Astronomy
Constellations - Cassiopeia - 37del Cas (Ruchbah)

 
Identification Data
Common NameRuchbah
ConstellationCassiopeia
Star Name37del Cas
Skymap Number1250123
Henry Draper (HD) Number8538
Harvard Revised (HR) Number403
SAO Number22268
Durchmusterung (DM) NumberBD+59 248
Washington Double Stars (WDS) Number
01258+6014
Positional Data
Position and Proper Motion (PPM) Number12969
Right Ascension (RA) J20001h 25m 48.952s
Declination (Dec) J2000+60° 14' 7.019"
Position Uncertainty0.0055s
Proper Motion in RA (J2000)/cos(Dec)+0.03992
Proper Motion in Dec (J2000)-0.049566
Radial Velocity+006.7km s-1
Trigonometric Parallax+0.03281s
Trigonometric Parallax Uncertainty0.00062s
GCI Unit Vector in X (J2000)0.462042
GCI Unit Vector in Y (J2000)0.181575
GCI Unit Vector in Z (J2000)0.868071
Galactic Longitude127.19°
Galactic Latitude
-2.35°
Observational Data
Observed Visual Magnitude (V)2.68
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.001
Observed B Magnitude2.84
Observed B-V Colour+0.157
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 Magnitude2.8
Observed Photographic Magnitude
Morgan Keenan (MK) Spectral TypeA5IV
One-Dimensional Spectral ClassA5
Position Angle66
Year of Observation1925. 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 13:15:36 GMT+01:00 2001