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Astronomy
Constellations - Perseus - 23gam Per

 
Identification Data
Common Name
ConstellationPerseus
Star Name23gam Per
Skymap Number3040090
Henry Draper (HD) Number18925
Harvard Revised (HR) Number915
SAO Number23789
Durchmusterung (DM) NumberBD+52 654
Washington Double Stars (WDS) Number
03048+5330
Positional Data
Position and Proper Motion (PPM) Number28201
Right Ascension (RA) J20003h 4m 47.790s
Declination (Dec) J2000+53° 30' 23.184"
Position Uncertainty0.0096s
Proper Motion in RA (J2000)/cos(Dec)+0.00006
Proper Motion in Dec (J2000)-0.004266
Radial Velocity+002.5km s-1
Trigonometric Parallax+0.01272s
Trigonometric Parallax Uncertainty0.00071s
GCI Unit Vector in X (J2000)0.411647
GCI Unit Vector in Y (J2000)0.429248
GCI Unit Vector in Z (J2000)0.803924
Galactic Longitude142.07°
Galactic Latitude
-4.34°
Observational Data
Observed Visual Magnitude (V)2.94
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.002
Observed B Magnitude3.64
Observed B-V Colour+0.699
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 Magnitude3.1
Observed Photographic Magnitude
Morgan Keenan (MK) Spectral TypeG8III+A2V
One-Dimensional Spectral ClassF5
Position Angle69
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))

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