Astronomy
Constellations - Pegasus - 1 Peg

 
Identification Data
Common Name
ConstellationPegasus
Star Name1 Peg
Skymap Number21220014
Henry Draper (HD) Number203504
Harvard Revised (HR) Number8173
SAO Number107073
Durchmusterung (DM) NumberBD+19 4691
Washington Double Stars (WDS) Number
21221+1948
Positional Data
Position and Proper Motion (PPM) Number140020
Right Ascension (RA) J200021h 22m 5.199s
Declination (Dec) J2000+19° 48' 16.229"
Position Uncertainty0.0091s
Proper Motion in RA (J2000)/cos(Dec)+0.00751
Proper Motion in Dec (J2000)+0.062666
Radial Velocity-076.4km s-1
Trigonometric Parallax+0.02119s
Trigonometric Parallax Uncertainty0.00087s
GCI Unit Vector in X (J2000)0.726212
GCI Unit Vector in Y (J2000)-0.598182
GCI Unit Vector in Z (J2000)0.338812
Galactic Longitude70.06°
Galactic Latitude
-20.92°
Observational Data
Observed Visual Magnitude (V)4.09
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.002
Observed B Magnitude5.20
Observed B-V Colour+1.106
Observed B Magnitude or (B-V) Magnitude Uncertainty0.002
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude4.2
Observed Photographic Magnitude
Morgan Keenan (MK) Spectral TypeK1III
One-Dimensional Spectral ClassK0
Position Angle311
Year of Observation1993. 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