Astronomy
Constellations - Pegasus - 25 Peg

 
Identification Data
Common Name
ConstellationPegasus
Star Name25 Peg
Skymap Number22070144
Henry Draper (HD) Number210129
Harvard Revised (HR) Number8438
SAO Number90252
Durchmusterung (DM) NumberBD+21 4695
Washington Double Stars (WDS) Number

Positional Data
Position and Proper Motion (PPM) Number114069
Right Ascension (RA) J200022h 7m 50.304s
Declination (Dec) J2000+21° 42' 10.532"
Position Uncertainty0.0080s
Proper Motion in RA (J2000)/cos(Dec)-0.00324
Proper Motion in Dec (J2000)-0.068366
Radial Velocity-061.6km s-1
Trigonometric Parallax+0.00467s
Trigonometric Parallax Uncertainty0.00067s
GCI Unit Vector in X (J2000)0.820051
GCI Unit Vector in Y (J2000)-0.436771
GCI Unit Vector in Z (J2000)0.369794
Galactic Longitude79.81°
Galactic Latitude
-27.15°
Observational Data
Observed Visual Magnitude (V)5.79
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.004
Observed B Magnitude5.71
Observed B-V Colour-0.080
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 Magnitude5.7
Observed Photographic Magnitude5.6
Morgan Keenan (MK) Spectral TypeB7Vne
One-Dimensional Spectral ClassB8
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