Astronomy
Constellations - Serpens - 27lam Ser

 
Identification Data
Common Name
ConstellationSerpens
Star Name27lam Ser
Skymap Number15460079
Henry Draper (HD) Number141004
Harvard Revised (HR) Number5868
SAO Number121186
Durchmusterung (DM) NumberBD+07 3023
Washington Double Stars (WDS) Number

Positional Data
Position and Proper Motion (PPM) Number161899
Right Ascension (RA) J200015h 46m 26.613s
Declination (Dec) J2000+7° 21' 11.063"
Position Uncertainty0.0093s
Proper Motion in RA (J2000)/cos(Dec)-0.01516
Proper Motion in Dec (J2000)-0.068566
Radial Velocity-066.4km s-1
Trigonometric Parallax+0.08508s
Trigonometric Parallax Uncertainty0.00080s
GCI Unit Vector in X (J2000)-0.545796
GCI Unit Vector in Y (J2000)-0.828086
GCI Unit Vector in Z (J2000)0.127983
Galactic Longitude15.70°
Galactic Latitude
44.10°
Observational Data
Observed Visual Magnitude (V)4.42
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.004
Observed B Magnitude5.03
Observed B-V Colour+0.607
Observed B Magnitude or (B-V) Magnitude Uncertainty0.004
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude4.4
Observed Photographic Magnitude5.1
Morgan Keenan (MK) Spectral TypeG0-V
One-Dimensional Spectral ClassG0
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 13:15:49 GMT+01:00 2001