Astronomy
Constellations - Ophiuchus - 5rho Oph

 
Identification Data
Common Name
ConstellationOphiuchus
Star Name5rho Oph
Skymap Number16250197
Henry Draper (HD) Number147933
Harvard Revised (HR) Number6112
SAO Number184382
Durchmusterung (DM) NumberCD-2312861
Washington Double Stars (WDS) Number
16256-2327
Positional Data
Position and Proper Motion (PPM) Number265516
Right Ascension (RA) J200016h 25m 35.117s
Declination (Dec) J2000-23° 26' 49.843"
Position Uncertainty0.0124s
Proper Motion in RA (J2000)/cos(Dec)-0.00041
Proper Motion in Dec (J2000)-0.025067
Radial Velocity-010.0km s-1
Trigonometric Parallax+0.00827s
Trigonometric Parallax Uncertainty0.00118s
GCI Unit Vector in X (J2000)-0.367345
GCI Unit Vector in Y (J2000)-0.840673
GCI Unit Vector in Z (J2000)-0.397903
Galactic Longitude353.69°
Galactic Latitude
17.69°
Observational Data
Observed Visual Magnitude (V)4.57
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty
Observed B Magnitude4.80
Observed B-V Colour+0.227
Observed B Magnitude or (B-V) Magnitude Uncertainty0.022
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude5.2
Observed Photographic Magnitude5.1
Morgan Keenan (MK) Spectral TypeB2IV
One-Dimensional Spectral ClassB5
Position Angle340
Year of Observation1991. 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 13:15:45 GMT+01:00 2001