Astronomy
Constellations - Delphinus - 13 Del

 
Identification Data
Common Name
ConstellationDelphinus
Star Name13 Del
Skymap Number20470164
Henry Draper (HD) Number198069
Harvard Revised (HR) Number7953
SAO Number126222
Durchmusterung (DM) NumberBD+05 4613
Washington Double Stars (WDS) Number
20478+0600
Positional Data
Position and Proper Motion (PPM) Number170728
Right Ascension (RA) J200020h 47m 48.333s
Declination (Dec) J2000+6° 0' 29.554"
Position Uncertainty0.0094s
Proper Motion in RA (J2000)/cos(Dec)+0.00059
Proper Motion in Dec (J2000)-0.013067
Radial Velocity-007.0km s-1
Trigonometric Parallax+0.00635s
Trigonometric Parallax Uncertainty0.00108s
GCI Unit Vector in X (J2000)0.664828
GCI Unit Vector in Y (J2000)-0.739627
GCI Unit Vector in Z (J2000)0.104671
Galactic Longitude52.78°
Galactic Latitude
-22.50°
Observational Data
Observed Visual Magnitude (V)5.62
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.004
Observed B Magnitude5.61
Observed B-V Colour-0.015
Observed B Magnitude or (B-V) Magnitude Uncertainty0.004
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude5.6
Observed Photographic Magnitude5.6
Morgan Keenan (MK) Spectral TypeA0V
One-Dimensional Spectral ClassA0
Position Angle196
Year of Observation1988. 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 13:15:39 GMT+01:00 2001