Astronomy
Constellations - Triangulum - 8del Tri

 
Identification Data
Common Name
ConstellationTriangulum
Star Name8del Tri
Skymap Number2160154
Henry Draper (HD) Number13974
Harvard Revised (HR) Number660
SAO Number55420
Durchmusterung (DM) NumberBD+33 395
Washington Double Stars (WDS) Number
02171+3413
Positional Data
Position and Proper Motion (PPM) Number67162
Right Ascension (RA) J20002h 17m 3.230s
Declination (Dec) J2000+34° 13' 27.232"
Position Uncertainty0.0102s
Proper Motion in RA (J2000)/cos(Dec)+0.09285
Proper Motion in Dec (J2000)-0.246466
Radial Velocity-006.4km s-1
Trigonometric Parallax+0.09220s
Trigonometric Parallax Uncertainty0.00084s
GCI Unit Vector in X (J2000)0.683350
GCI Unit Vector in Y (J2000)0.465512
GCI Unit Vector in Z (J2000)0.562433
Galactic Longitude142.43°
Galactic Latitude
-25.39°
Observational Data
Observed Visual Magnitude (V)4.87
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.005
Observed B Magnitude5.47
Observed B-V Colour+0.604
Observed B Magnitude or (B-V) Magnitude Uncertainty0.005
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude5.1
Observed Photographic Magnitude5.6
Morgan Keenan (MK) Spectral TypeG0.5V
One-Dimensional Spectral ClassG0
Position Angle337
Year of Observation1907. 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