Astronomy
Constellations - Andromeda - 42phi And

 
Identification Data
Common Name
ConstellationAndromeda
Star Name42phi And
Skymap Number1090071
Henry Draper (HD) Number6811
Harvard Revised (HR) Number335
SAO Number36972
Durchmusterung (DM) NumberBD+46 275
Washington Double Stars (WDS) Number
01095+4715
Positional Data
Position and Proper Motion (PPM) Number43693
Right Ascension (RA) J20001h 9m 30.125s
Declination (Dec) J2000+47° 14' 30.453"
Position Uncertainty0.0071s
Proper Motion in RA (J2000)/cos(Dec)+0.00037
Proper Motion in Dec (J2000)-0.013067
Radial Velocity-000.3km s-1
Trigonometric Parallax+0.00443s
Trigonometric Parallax Uncertainty0.00080s
GCI Unit Vector in X (J2000)0.647926
GCI Unit Vector in Y (J2000)0.202744
GCI Unit Vector in Z (J2000)0.734225
Galactic Longitude126.12°
Galactic Latitude
-15.52°
Observational Data
Observed Visual Magnitude (V)4.26
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.002
Observed B Magnitude4.20
Observed B-V Colour-0.059
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 Magnitude4.3
Observed Photographic Magnitude4.2
Morgan Keenan (MK) Spectral TypeB7Ve
One-Dimensional Spectral ClassB8
Position Angle131
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 13:15:31 GMT+01:00 2001