Astronomy
Constellations - Perseus - 48 Per

 
Identification Data
Common Name
ConstellationPerseus
Star Name48 Per
Skymap Number4080102
Henry Draper (HD) Number25940
Harvard Revised (HR) Number1273
SAO Number39336
Durchmusterung (DM) NumberBD+47 939
Washington Double Stars (WDS) Number

Positional Data
Position and Proper Motion (PPM) Number46825
Right Ascension (RA) J20004h 8m 39.690s
Declination (Dec) J2000+47° 42' 45.046"
Position Uncertainty0.0080s
Proper Motion in RA (J2000)/cos(Dec)+0.00200
Proper Motion in Dec (J2000)-0.033366
Radial Velocity+000.8km s-1
Trigonometric Parallax+0.00589s
Trigonometric Parallax Uncertainty0.00072s
GCI Unit Vector in X (J2000)0.314168
GCI Unit Vector in Y (J2000)0.595001
GCI Unit Vector in Z (J2000)0.739778
Galactic Longitude153.66°
Galactic Latitude
-3.04°
Observational Data
Observed Visual Magnitude (V)4.01
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.002
Observed B Magnitude3.97
Observed B-V Colour-0.039
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 Magnitude4.0
Observed Photographic Magnitude
Morgan Keenan (MK) Spectral TypeB3Ve
One-Dimensional Spectral ClassB3
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