Astronomy
Constellations - Leo - 72 Leo

 
Identification Data
Common Name
ConstellationLeo
Star Name72 Leo
Skymap Number11150033
Henry Draper (HD) Number97778
Harvard Revised (HR) Number4362
SAO Number81736
Durchmusterung (DM) NumberBD+23 2322
Washington Double Stars (WDS) Number

Positional Data
Position and Proper Motion (PPM) Number101007
Right Ascension (RA) J200011h 15m 12.229s
Declination (Dec) J2000+23° 5' 43.808"
Position Uncertainty0.0160s
Proper Motion in RA (J2000)/cos(Dec)-0.00161
Proper Motion in Dec (J2000)-0.009566
Radial Velocity+015.6km s-1
Trigonometric Parallax+0.00049s
Trigonometric Parallax Uncertainty0.00130s
GCI Unit Vector in X (J2000)-0.902337
GCI Unit Vector in Y (J2000)0.178652
GCI Unit Vector in Z (J2000)0.392265
Galactic Longitude218.11°
Galactic Latitude
67.88°
Observational Data
Observed Visual Magnitude (V)4.57
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.004
Observed B Magnitude6.13
Observed B-V Colour+1.559
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 Magnitude4.9
Observed Photographic Magnitude
Morgan Keenan (MK) Spectral TypeM3IIb
One-Dimensional Spectral ClassM0
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 13:15:44 GMT+01:00 2001