Astronomy
Constellations - Perseus - 44zet Per

 
Identification Data
Common Name
ConstellationPerseus
Star Name44zet Per
Skymap Number3540017
Henry Draper (HD) Number24398
Harvard Revised (HR) Number1203
SAO Number56799
Durchmusterung (DM) NumberBD+31 666
Washington Double Stars (WDS) Number
03541+3153
Positional Data
Position and Proper Motion (PPM) Number68893
Right Ascension (RA) J20003h 54m 7.921s
Declination (Dec) J2000+31° 53' 1.088"
Position Uncertainty0.0098s
Proper Motion in RA (J2000)/cos(Dec)+0.00035
Proper Motion in Dec (J2000)-0.009266
Radial Velocity+020.3km s-1
Trigonometric Parallax+0.00332s
Trigonometric Parallax Uncertainty0.00075s
GCI Unit Vector in X (J2000)0.443248
GCI Unit Vector in Y (J2000)0.724251
GCI Unit Vector in Z (J2000)0.528196
Galactic Longitude162.29°
Galactic Latitude
-16.69°
Observational Data
Observed Visual Magnitude (V)2.88
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.002
Observed B Magnitude2.96
Observed B-V Colour+0.082
Observed B Magnitude or (B-V) Magnitude Uncertainty0.002
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude2.9
Observed Photographic Magnitude
Morgan Keenan (MK) Spectral TypeB1Ib
One-Dimensional Spectral ClassB1
Position Angle208
Year of Observation1968. 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 13:15:47 GMT+01:00 2001