Astronomy
Constellations - Norma - eps Nor

 
Identification Data
Common Name
ConstellationNorma
Star Nameeps Nor
Skymap Number16270031
Henry Draper (HD) Number147971
Harvard Revised (HR) Number6115
SAO Number226773
Durchmusterung (DM) NumberCD-4710765
Washington Double Stars (WDS) Number
16272-4733
Positional Data
Position and Proper Motion (PPM) Number321736
Right Ascension (RA) J200016h 27m 11.036s
Declination (Dec) J2000-47° 33' 17.230"
Position Uncertainty0.0098s
Proper Motion in RA (J2000)/cos(Dec)-0.00136
Proper Motion in Dec (J2000)-0.020666
Radial Velocity-009.0km s-1
Trigonometric Parallax+0.00816s
Trigonometric Parallax Uncertainty0.00098s
GCI Unit Vector in X (J2000)-0.265909
GCI Unit Vector in Y (J2000)-0.620292
GCI Unit Vector in Z (J2000)-0.737923
Galactic Longitude336.01°
Galactic Latitude
0.98°
Observational Data
Observed Visual Magnitude (V)4.53
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.002
Observed B Magnitude4.45
Observed B-V Colour-0.078
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 Magnitude4.8
Observed Photographic Magnitude4.7
Morgan Keenan (MK) Spectral TypeB4V
One-Dimensional Spectral ClassB5
Position Angle335
Year of Observation1982. 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 13:15:45 GMT+01:00 2001