Astronomy
Constellations - Perseus - 41nu Per

 
Identification Data
Common Name
ConstellationPerseus
Star Name41nu Per
Skymap Number3450034
Henry Draper (HD) Number23230
Harvard Revised (HR) Number1135
SAO Number39078
Durchmusterung (DM) NumberBD+42 815
Washington Double Stars (WDS) Number
03452+4235
Positional Data
Position and Proper Motion (PPM) Number46487
Right Ascension (RA) J20003h 45m 11.631s
Declination (Dec) J2000+42° 34' 42.775"
Position Uncertainty0.0077s
Proper Motion in RA (J2000)/cos(Dec)-0.00132
Proper Motion in Dec (J2000)+0.001866
Radial Velocity-012.7km s-1
Trigonometric Parallax+0.00586s
Trigonometric Parallax Uncertainty0.00074s
GCI Unit Vector in X (J2000)0.408576
GCI Unit Vector in Y (J2000)0.612599
GCI Unit Vector in Z (J2000)0.676600
Galactic Longitude153.84°
Galactic Latitude
-9.63°
Observational Data
Observed Visual Magnitude (V)3.78
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.002
Observed B Magnitude4.22
Observed B-V Colour+0.441
Observed B Magnitude or (B-V) Magnitude Uncertainty0.003
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude3.9
Observed Photographic Magnitude
Morgan Keenan (MK) Spectral TypeF5II
One-Dimensional Spectral ClassF5
Position Angle47
Year of Observation1924. 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