Astronomy
Constellations - Orion - 24gam Ori (Bellatrix)

 
Identification Data
Common NameBellatrix
ConstellationOrion
Star Name24gam Ori
Skymap Number5250033
Henry Draper (HD) Number35468
Harvard Revised (HR) Number1790
SAO Number112740
Durchmusterung (DM) NumberBD+06 919
Washington Double Stars (WDS) Number
05251+0621
Positional Data
Position and Proper Motion (PPM) Number148916
Right Ascension (RA) J20005h 25m 7.863s
Declination (Dec) J2000+6° 20' 58.928"
Position Uncertainty0.0103s
Proper Motion in RA (J2000)/cos(Dec)-0.00059
Proper Motion in Dec (J2000)-0.013366
Radial Velocity+018.2km s-1
Trigonometric Parallax+0.01342s
Trigonometric Parallax Uncertainty0.00098s
GCI Unit Vector in X (J2000)0.150628
GCI Unit Vector in Y (J2000)0.982385
GCI Unit Vector in Z (J2000)0.110596
Galactic Longitude196.93°
Galactic Latitude
-15.95°
Observational Data
Observed Visual Magnitude (V)1.66
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.008
Observed B Magnitude1.52
Observed B-V Colour-0.142
Observed B Magnitude or (B-V) Magnitude Uncertainty0.013
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude1.7
Observed Photographic Magnitude
Morgan Keenan (MK) Spectral TypeB2III
One-Dimensional Spectral ClassB2
Position Angle144
Year of Observation1909. 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 13:15:46 GMT+01:00 2001