Astronomy
Constellations - Boötes - 44 Boo

 
Identification Data
Common Name
ConstellationBoötes
Star Name44 Boo
Skymap Number15030118
Henry Draper (HD) Number133640
Harvard Revised (HR) Number5618
SAO Number45357
Durchmusterung (DM) NumberBD+48 2259
Washington Double Stars (WDS) Number
15038+4739
Positional Data
Position and Proper Motion (PPM) Number400199
Right Ascension (RA) J200015h 3m 47.304s
Declination (Dec) J2000+47° 39' 14.616"
Position Uncertainty0.0147s
Proper Motion in RA (J2000)/cos(Dec)-0.04318
Proper Motion in Dec (J2000)+0.018967
Radial Velocity-025.8km s-1
Trigonometric Parallax+0.07839s
Trigonometric Parallax Uncertainty0.00103s
GCI Unit Vector in X (J2000)-0.468373
GCI Unit Vector in Y (J2000)-0.484119
GCI Unit Vector in Z (J2000)0.739091
Galactic Longitude80.36°
Galactic Latitude
57.06°
Observational Data
Observed Visual Magnitude (V)4.83
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty
Observed B Magnitude5.48
Observed B-V Colour+0.647
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 Magnitude4.9
Observed Photographic Magnitude5.4
Morgan Keenan (MK) Spectral TypeF9-G1Vn
One-Dimensional Spectral ClassG0
Position Angle49
Year of Observation1992. 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 13:15:34 GMT+01:00 2001