Astronomy
Constellations - Triangulum - 15 Tri

 
Identification Data
Common Name
ConstellationTriangulum
Star Name15 Tri
Skymap Number2350110
Henry Draper (HD) Number16058
Harvard Revised (HR) Number750
SAO Number55687
Durchmusterung (DM) NumberBD+34 469
Washington Double Stars (WDS) Number
02358+3441
Positional Data
Position and Proper Motion (PPM) Number400040
Right Ascension (RA) J20002h 35m 46.811s
Declination (Dec) J2000+34° 41' 15.210"
Position Uncertainty0.1008s
Proper Motion in RA (J2000)/cos(Dec)+0.00159
Proper Motion in Dec (J2000)-0.051266
Radial Velocity-009.5km s-1
Trigonometric Parallax-0.00060s
Trigonometric Parallax Uncertainty0.00871s
GCI Unit Vector in X (J2000)0.639518
GCI Unit Vector in Y (J2000)0.516857
GCI Unit Vector in Z (J2000)0.569101
Galactic Longitude146.15°
Galactic Latitude
-23.44°
Observational Data
Observed Visual Magnitude (V)5.39
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.004
Observed B Magnitude7.01
Observed B-V Colour+1.616
Observed B Magnitude or (B-V) Magnitude Uncertainty0.008
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude5.6
Observed Photographic Magnitude7.0
Morgan Keenan (MK) Spectral TypeM3IIIa
One-Dimensional Spectral ClassM0
Position Angle17
Year of Observation1959. 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