Astronomy
Constellations - Horologium - del Hor

 
Identification Data
Common Name
ConstellationHorologium
Star Namedel Hor
Skymap Number4100116
Henry Draper (HD) Number26612
Harvard Revised (HR) Number1302
SAO Number216682
Durchmusterung (DM) NumberCD-42 1400
Washington Double Stars (WDS) Number

Positional Data
Position and Proper Motion (PPM) Number308375
Right Ascension (RA) J20004h 10m 50.588s
Declination (Dec) J2000-41° 59' 36.889"
Position Uncertainty0.0067s
Proper Motion in RA (J2000)/cos(Dec)+0.01786
Proper Motion in Dec (J2000)+0.069167
Radial Velocity+037.0km s-1
Trigonometric Parallax+0.01861s
Trigonometric Parallax Uncertainty0.00059s
GCI Unit Vector in X (J2000)0.340753
GCI Unit Vector in Y (J2000)0.660502
GCI Unit Vector in Z (J2000)-0.669047
Galactic Longitude246.49°
Galactic Latitude
-47.02°
Observational Data
Observed Visual Magnitude (V)4.93
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.002
Observed B Magnitude5.27
Observed B-V Colour+0.335
Observed B Magnitude or (B-V) Magnitude Uncertainty0.003
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude4.8
Observed Photographic Magnitude5.1
Morgan Keenan (MK) Spectral TypeA9V
One-Dimensional Spectral ClassF0
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 13:15:42 GMT+01:00 2001