Astronomy
Constellations - Aries - 42pi Ari

 
Identification Data
Common Name
ConstellationAries
Star Name42pi Ari
Skymap Number2490046
Henry Draper (HD) Number17543
Harvard Revised (HR) Number836
SAO Number93127
Durchmusterung (DM) NumberBD+16 355
Washington Double Stars (WDS) Number
02493+1728
Positional Data
Position and Proper Motion (PPM) Number118581
Right Ascension (RA) J20002h 49m 17.559s
Declination (Dec) J2000+17° 27' 51.512"
Position Uncertainty0.0129s
Proper Motion in RA (J2000)/cos(Dec)+0.00026
Proper Motion in Dec (J2000)-0.014667
Radial Velocity+008.8km s-1
Trigonometric Parallax+0.00541s
Trigonometric Parallax Uncertainty0.00106s
GCI Unit Vector in X (J2000)0.705277
GCI Unit Vector in Y (J2000)0.642275
GCI Unit Vector in Z (J2000)0.300112
Galactic Longitude158.94°
Galactic Latitude
-37.04°
Observational Data
Observed Visual Magnitude (V)5.32
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.004
Observed B Magnitude5.23
Observed B-V Colour-0.092
Observed B Magnitude or (B-V) Magnitude Uncertainty0.004
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude5.3
Observed Photographic Magnitude5.1
Morgan Keenan (MK) Spectral TypeB6V
One-Dimensional Spectral ClassB5
Position Angle119
Year of Observation1983. 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 13:15:33 GMT+01:00 2001