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Astronomy
Constellations - Andromeda - 57gam1And (Almaak)

 
Identification Data
Common NameAlmaak
ConstellationAndromeda
Star Name57gam1And
Skymap Number2030134
Henry Draper (HD) Number12533
Harvard Revised (HR) Number603
SAO Number37734
Durchmusterung (DM) NumberBD+41 395
Washington Double Stars (WDS) Number
02039+4220
Positional Data
Position and Proper Motion (PPM) Number44721
Right Ascension (RA) J20002h 3m 53.953s
Declination (Dec) J2000+42° 19' 47.009"
Position Uncertainty0.0077s
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)0.633856
GCI Unit Vector in Y (J2000)0.380480
GCI Unit Vector in Z (J2000)0.673396
Galactic Longitude136.97°
Galactic Latitude
-18.56°
Observational Data
Observed Visual Magnitude (V)2.17
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.004
Observed B Magnitude3.57
Observed B-V Colour+1.400
Observed B Magnitude or (B-V) Magnitude Uncertainty0.006
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude2.3
Observed Photographic Magnitude
Morgan Keenan (MK) Spectral TypeK3-IIb
One-Dimensional Spectral ClassK0
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))

 
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Page compiled: Sun Sep 02 13:15:31 GMT+01:00 2001
 
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