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Astronomy
Constellations - Leo - 7 Leo

 
Identification Data
Common Name
ConstellationLeo
Star Name7 Leo
Skymap Number9350145
Henry Draper (HD) Number83023
Harvard Revised (HR) Number3818
SAO Number98662
Durchmusterung (DM) NumberBD+15 2077
Washington Double Stars (WDS) Number
09359+1423
Positional Data
Position and Proper Motion (PPM) Number126608
Right Ascension (RA) J20009h 35m 52.884s
Declination (Dec) J2000+14° 22' 46.517"
Position Uncertainty0.0116s
Proper Motion in RA (J2000)/cos(Dec)-0.00284
Proper Motion in Dec (J2000)-0.002266
Radial Velocity+020.0km s-1
Trigonometric Parallax+0.00639s
Trigonometric Parallax Uncertainty0.00100s
GCI Unit Vector in X (J2000)-0.783377
GCI Unit Vector in Y (J2000)0.569776
GCI Unit Vector in Z (J2000)0.248345
Galactic Longitude218.37°
Galactic Latitude
42.85°
Observational Data
Observed Visual Magnitude (V)6.30
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.006
Observed B Magnitude6.34
Observed B-V Colour+0.038
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 Magnitude6.2
Observed Photographic Magnitude6.1
Morgan Keenan (MK) Spectral TypeA1V
One-Dimensional Spectral ClassA0
Position Angle80
Year of Observation1946. 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 13:15:43 GMT+01:00 2001
 
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