Astronomy
Constellations - Aquarius - 2eps Aqr (Albali)

 
Identification Data
Common NameAlbali
ConstellationAquarius
Star Name2eps Aqr
Skymap Number20470138
Henry Draper (HD) Number198001
Harvard Revised (HR) Number7950
SAO Number144810
Durchmusterung (DM) NumberSD-10 5506
Washington Double Stars (WDS) Number

Positional Data
Position and Proper Motion (PPM) Number204453
Right Ascension (RA) J200020h 47m 40.551s
Declination (Dec) J2000-9° 29' 44.793"
Position Uncertainty0.0099s
Proper Motion in RA (J2000)/cos(Dec)+0.00216
Proper Motion in Dec (J2000)-0.035366
Radial Velocity-016.0km s-1
Trigonometric Parallax+0.01421s
Trigonometric Parallax Uncertainty0.00090s
GCI Unit Vector in X (J2000)0.658925
GCI Unit Vector in Y (J2000)-0.733895
GCI Unit Vector in Z (J2000)-0.164975
Galactic Longitude37.69°
Galactic Latitude
-30.10°
Observational Data
Observed Visual Magnitude (V)3.77
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.002
Observed B Magnitude3.78
Observed B-V Colour+0.012
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 Magnitude3.8
Observed Photographic Magnitude3.8
Morgan Keenan (MK) Spectral TypeA1V
One-Dimensional Spectral ClassA0
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 13:15:32 GMT+01:00 2001