Astronomy
Constellations - Pegasus - 87 Peg

 
Identification Data
Common Name
ConstellationPegasus
Star Name87 Peg
Skymap Number90007
Henry Draper (HD) Number448
Harvard Revised (HR) Number22
SAO Number91734
Durchmusterung (DM) NumberBD+17 7
Washington Double Stars (WDS) Number

Positional Data
Position and Proper Motion (PPM) Number116172
Right Ascension (RA) J20000h 9m 2.424s
Declination (Dec) J2000+18° 12' 43.067"
Position Uncertainty0.0066s
Proper Motion in RA (J2000)/cos(Dec)+0.00989
Proper Motion in Dec (J2000)-0.025666
Radial Velocity-021.1km s-1
Trigonometric Parallax+0.01117s
Trigonometric Parallax Uncertainty0.00072s
GCI Unit Vector in X (J2000)0.949168
GCI Unit Vector in Y (J2000)0.037461
GCI Unit Vector in Z (J2000)0.312533
Galactic Longitude109.00°
Galactic Latitude
-43.51°
Observational Data
Observed Visual Magnitude (V)5.56
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.003
Observed B Magnitude6.61
Observed B-V Colour+1.045
Observed B Magnitude or (B-V) Magnitude Uncertainty0.005
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude5.7
Observed Photographic Magnitude6.2
Morgan Keenan (MK) Spectral TypeG9III
One-Dimensional Spectral ClassK0
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))

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