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Astronomy
Constellations - Pegasus - 51 Peg

 
Identification Data
Common Name
ConstellationPegasus
Star Name51 Peg
Skymap Number22570068
Henry Draper (HD) Number217014
Harvard Revised (HR) Number8729
SAO Number90896
Durchmusterung (DM) NumberBD+19 5036
Washington Double Stars (WDS) Number

Positional Data
Position and Proper Motion (PPM) Number114985
Right Ascension (RA) J200022h 57m 27.980s
Declination (Dec) J2000+20° 46' 7.796"
Position Uncertainty0.0075s
Proper Motion in RA (J2000)/cos(Dec)+0.01484
Proper Motion in Dec (J2000)+0.061066
Radial Velocity-032.7km s-1
Trigonometric Parallax+0.06510s
Trigonometric Parallax Uncertainty0.00076s
GCI Unit Vector in X (J2000)0.900428
GCI Unit Vector in Y (J2000)-0.251970
GCI Unit Vector in Z (J2000)0.354598
Galactic Longitude90.07°
Galactic Latitude
-34.73°
Observational Data
Observed Visual Magnitude (V)5.45
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.003
Observed B Magnitude6.11
Observed B-V Colour+0.664
Observed B Magnitude or (B-V) Magnitude Uncertainty0.003
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude5.6
Observed Photographic Magnitude6.1
Morgan Keenan (MK) Spectral TypeG2IV
One-Dimensional Spectral ClassG0
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))

 
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Page compiled: Sun Sep 02 13:15:47 GMT+01:00 2001
 
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