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Astronomy
Constellations - Ursa Major - 9iot UMa (Talitha)

 
Identification Data
Common NameTalitha
ConstellationUrsa Major
Star Name9iot UMa
Skymap Number8590047
Henry Draper (HD) Number76644
Harvard Revised (HR) Number3569
SAO Number42630
Durchmusterung (DM) NumberBD+48 1707
Washington Double Stars (WDS) Number
08592+4803
Positional Data
Position and Proper Motion (PPM) Number50941
Right Ascension (RA) J20008h 59m 12.453s
Declination (Dec) J2000+48° 2' 30.575"
Position Uncertainty0.0085s
Proper Motion in RA (J2000)/cos(Dec)-0.04398
Proper Motion in Dec (J2000)-0.215266
Radial Velocity+009.0km s-1
Trigonometric Parallax+0.06832s
Trigonometric Parallax Uncertainty0.00079s
GCI Unit Vector in X (J2000)-0.471126
GCI Unit Vector in Y (J2000)0.474395
GCI Unit Vector in Z (J2000)0.743633
Galactic Longitude171.51°
Galactic Latitude
40.84°
Observational Data
Observed Visual Magnitude (V)3.14
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.002
Observed B Magnitude3.35
Observed B-V Colour+0.214
Observed B Magnitude or (B-V) Magnitude Uncertainty0.003
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude3.1
Observed Photographic Magnitude
Morgan Keenan (MK) Spectral TypeA7IV
One-Dimensional Spectral ClassA5
Position Angle24
Year of Observation1971. 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 13:15:51 GMT+01:00 2001
 
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