Astronomy
Constellations - Crux - lam Cru

 
Identification Data
Common Name
ConstellationCrux
Star Namelam Cru
Skymap Number12540099
Henry Draper (HD) Number112078
Harvard Revised (HR) Number4897
SAO Number240368
Durchmusterung (DM) NumberCP-58 4584
Washington Double Stars (WDS) Number

Positional Data
Position and Proper Motion (PPM) Number341414
Right Ascension (RA) J200012h 54m 39.182s
Declination (Dec) J2000-59° 8' 48.124"
Position Uncertainty0.0055s
Proper Motion in RA (J2000)/cos(Dec)-0.00434
Proper Motion in Dec (J2000)-0.014866
Radial Velocity+012.0km s-1
Trigonometric Parallax+0.00906s
Trigonometric Parallax Uncertainty0.00060s
GCI Unit Vector in X (J2000)-0.498329
GCI Unit Vector in Y (J2000)-0.121141
GCI Unit Vector in Z (J2000)-0.858483
Galactic Longitude303.35°
Galactic Latitude
3.72°
Observational Data
Observed Visual Magnitude (V)4.61
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.002
Observed B Magnitude4.47
Observed B-V Colour-0.145
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 TypeB4Vne
One-Dimensional Spectral ClassB3
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 13:15:38 GMT+01:00 2001