Astronomy
Constellations - Tucana - bet1Tuc

 
Identification Data
Common Name
ConstellationTucana
Star Namebet1Tuc
Skymap Number310184
Henry Draper (HD) Number2884
Harvard Revised (HR) Number126
SAO Number248201
Durchmusterung (DM) NumberCP-63 50
Washington Double Stars (WDS) Number
00315-6257
Positional Data
Position and Proper Motion (PPM) Number351869
Right Ascension (RA) J20000h 31m 32.666s
Declination (Dec) J2000-62° 57' 29.584"
Position Uncertainty0.0055s
Proper Motion in RA (J2000)/cos(Dec)+0.01210
Proper Motion in Dec (J2000)-0.054466
Radial Velocity+014.0km s-1
Trigonometric Parallax+0.02335s
Trigonometric Parallax Uncertainty0.00052s
GCI Unit Vector in X (J2000)0.450340
GCI Unit Vector in Y (J2000)0.062379
GCI Unit Vector in Z (J2000)-0.890675
Galactic Longitude306.78°
Galactic Latitude
-54.02°
Observational Data
Observed Visual Magnitude (V)4.34
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.003
Observed B Magnitude4.29
Observed B-V Colour-0.047
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 Magnitude4.4
Observed Photographic Magnitude4.5
Morgan Keenan (MK) Spectral TypeB9V
One-Dimensional Spectral ClassB9
Position Angle151
Year of Observation1932. 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 13:15:51 GMT+01:00 2001