Astronomy
Constellations - Orion - 45 Ori

 
Identification Data
Common Name
ConstellationOrion
Star Name45 Ori
Skymap Number5350166
Henry Draper (HD) Number37077
Harvard Revised (HR) Number1901
SAO Number132336
Durchmusterung (DM) NumberSD-04 1188
Washington Double Stars (WDS) Number
05357-0451
Positional Data
Position and Proper Motion (PPM) Number188236
Right Ascension (RA) J20005h 35m 39.484s
Declination (Dec) J2000-4° 51' 21.840"
Position Uncertainty0.0069s
Proper Motion in RA (J2000)/cos(Dec)-0.00010
Proper Motion in Dec (J2000)+0.008166
Radial Velocity-008.5km s-1
Trigonometric Parallax+0.00880s
Trigonometric Parallax Uncertainty0.00073s
GCI Unit Vector in X (J2000)0.105632
GCI Unit Vector in Y (J2000)0.990796
GCI Unit Vector in Z (J2000)-0.084653
Galactic Longitude208.56°
Galactic Latitude
-19.06°
Observational Data
Observed Visual Magnitude (V)5.24
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.003
Observed B Magnitude5.50
Observed B-V Colour+0.262
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 Magnitude5.6
Morgan Keenan (MK) Spectral TypeF0III
One-Dimensional Spectral ClassF0
Position Angle169
Year of Observation1904. 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