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Astronomy
Constellations - Orion - 15 Ori

 
Identification Data
Common Name
ConstellationOrion
Star Name15 Ori
Skymap Number5090118
Henry Draper (HD) Number33276
Harvard Revised (HR) Number1676
SAO Number94359
Durchmusterung (DM) NumberBD+15 752
Washington Double Stars (WDS) Number
05097+1536
Positional Data
Position and Proper Motion (PPM) Number120658
Right Ascension (RA) J20005h 9m 41.955s
Declination (Dec) J2000+15° 35' 50.036"
Position Uncertainty0.0104s
Proper Motion in RA (J2000)/cos(Dec)-0.00049
Proper Motion in Dec (J2000)-0.016166
Radial Velocity+029.7km s-1
Trigonometric Parallax+0.01024s
Trigonometric Parallax Uncertainty0.00096s
GCI Unit Vector in X (J2000)0.209703
GCI Unit Vector in Y (J2000)0.940070
GCI Unit Vector in Z (J2000)0.268873
Galactic Longitude186.74°
Galactic Latitude
-14.21°
Observational Data
Observed Visual Magnitude (V)4.82
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.003
Observed B Magnitude5.14
Observed B-V Colour+0.319
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 Magnitude4.9
Observed Photographic Magnitude5.2
Morgan Keenan (MK) Spectral TypeF2IV
One-Dimensional Spectral ClassF0
Position Angle37
Year of Observation1923. 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 13:15:46 GMT+01:00 2001
 
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