Astronomy
Constellations - Andromeda - 57gam2And

 
Identification Data
Common Name
ConstellationAndromeda
Star Name57gam2And
Skymap Number2030178
Henry Draper (HD) Number12534
Harvard Revised (HR) Number604
SAO Number37735
Durchmusterung (DM) NumberBD+41 395
Washington Double Stars (WDS) Number
02039+4220
Positional Data
Position and Proper Motion (PPM) Number
Right Ascension (RA) J20002h 3m 54.719s
Declination (Dec) J2000+42° 19' 51.413"
Position Uncertainty0.0153s
Proper Motion in RA (J2000)/cos(Dec)+0.00389
Proper Motion in Dec (J2000)-0.050967
Radial Velocity-011.5km s-1
Trigonometric Parallax+0.00919s
Trigonometric Parallax Uncertainty0.00073s
GCI Unit Vector in X (J2000)0.633822
GCI Unit Vector in Y (J2000)0.380508
GCI Unit Vector in Z (J2000)0.673412
Galactic Longitude136.97°
Galactic Latitude
-18.56°
Observational Data
Observed Visual Magnitude (V)4.84
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.050
Observed B Magnitude4.87
Observed B-V Colour+0.03
Observed B Magnitude or (B-V) Magnitude Uncertainty0.050
Observed U Magnitude4.75
Observed U-B Colour-0.12
Observed U Magnitude or (U-B) Magnitude Uncertainty0.050
Observed Photovisual Magnitude5.1
Observed Photographic Magnitude5.1
Morgan Keenan (MK) Spectral TypeB8V+A0V
One-Dimensional Spectral ClassA0
Position Angle63
Year of Observation1987. 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