Astronomy
Constellations - Cetus - 16bet Cet (Diphda)

 
Identification Data
Common NameDiphda
ConstellationCetus
Star Name16bet Cet
Skymap Number430072
Henry Draper (HD) Number4128
Harvard Revised (HR) Number188
SAO Number147420
Durchmusterung (DM) NumberSD-18 115
Washington Double Stars (WDS) Number

Positional Data
Position and Proper Motion (PPM) Number209214
Right Ascension (RA) J20000h 43m 35.371s
Declination (Dec) J2000-17° 59' 11.777"
Position Uncertainty0.0087s
Proper Motion in RA (J2000)/cos(Dec)+0.01632
Proper Motion in Dec (J2000)+0.032766
Radial Velocity+013.1km s-1
Trigonometric Parallax+0.03404s
Trigonometric Parallax Uncertainty0.00082s
GCI Unit Vector in X (J2000)0.933977
GCI Unit Vector in Y (J2000)0.179811
GCI Unit Vector in Z (J2000)-0.308795
Galactic Longitude111.36°
Galactic Latitude
-80.68°
Observational Data
Observed Visual Magnitude (V)2.05
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.004
Observed B Magnitude3.08
Observed B-V Colour+1.026
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 Magnitude2.2
Observed Photographic Magnitude3.2
Morgan Keenan (MK) Spectral TypeG9IIICH-1CN0.5Ca1
One-Dimensional Spectral ClassK0
Position Angle
Year of Observation 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 13:15:36 GMT+01:00 2001