Astronomy
Constellations - Cetus - 91lam Cet (Menkar)

 
Identification Data
Common NameMenkar
ConstellationCetus
Star Name91lam Cet
Skymap Number2590093
Henry Draper (HD) Number18604
Harvard Revised (HR) Number896
SAO Number110889
Durchmusterung (DM) NumberBD+08 455
Washington Double Stars (WDS) Number

Positional Data
Position and Proper Motion (PPM) Number146124
Right Ascension (RA) J20002h 59m 42.901s
Declination (Dec) J2000+8° 54' 26.513"
Position Uncertainty0.0085s
Proper Motion in RA (J2000)/cos(Dec)+0.00062
Proper Motion in Dec (J2000)-0.014966
Radial Velocity+010.2km s-1
Trigonometric Parallax+0.00769s
Trigonometric Parallax Uncertainty0.00076s
GCI Unit Vector in X (J2000)0.699447
GCI Unit Vector in Y (J2000)0.697710
GCI Unit Vector in Z (J2000)0.154837
Galactic Longitude168.21°
Galactic Latitude
-42.41°
Observational Data
Observed Visual Magnitude (V)4.71
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.002
Observed B Magnitude4.60
Observed B-V Colour-0.107
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 Magnitude4.7
Observed Photographic Magnitude
Morgan Keenan (MK) Spectral TypeB6III
One-Dimensional Spectral ClassB5
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 13:15:37 GMT+01:00 2001