Astronomy
Constellations - Pegasus - 55 Peg

 
Identification Data
Common Name
ConstellationPegasus
Star Name55 Peg
Skymap Number23070002
Henry Draper (HD) Number218329
Harvard Revised (HR) Number8795
SAO Number127976
Durchmusterung (DM) NumberBD+08 4997
Washington Double Stars (WDS) Number

Positional Data
Position and Proper Motion (PPM) Number173762
Right Ascension (RA) J200023h 7m 0.259s
Declination (Dec) J2000+9° 24' 34.170"
Position Uncertainty0.0140s
Proper Motion in RA (J2000)/cos(Dec)+0.00046
Proper Motion in Dec (J2000)-0.012866
Radial Velocity-005.3km s-1
Trigonometric Parallax+0.01013s
Trigonometric Parallax Uncertainty0.00087s
GCI Unit Vector in X (J2000)0.960287
GCI Unit Vector in Y (J2000)-0.226098
GCI Unit Vector in Z (J2000)0.163489
Galactic Longitude84.63°
Galactic Latitude
-45.55°
Observational Data
Observed Visual Magnitude (V)4.54
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.003
Observed B Magnitude6.08
Observed B-V Colour+1.544
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 Magnitude4.7
Observed Photographic Magnitude
Morgan Keenan (MK) Spectral TypeM1IIIab
One-Dimensional Spectral ClassM0
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