Astronomy
Constellations - Perseus - 47lam Per

 
Identification Data
Common Name
ConstellationPerseus
Star Name47lam Per
Skymap Number4060075
Henry Draper (HD) Number25642
Harvard Revised (HR) Number1261
SAO Number24412
Durchmusterung (DM) NumberBD+49 1101
Washington Double Stars (WDS) Number

Positional Data
Position and Proper Motion (PPM) Number28916
Right Ascension (RA) J20004h 6m 35.043s
Declination (Dec) J2000+50° 21' 4.543"
Position Uncertainty0.0096s
Proper Motion in RA (J2000)/cos(Dec)-0.00136
Proper Motion in Dec (J2000)-0.036466
Radial Velocity+006.1km s-1
Trigonometric Parallax+0.00941s
Trigonometric Parallax Uncertainty0.00084s
GCI Unit Vector in X (J2000)0.303035
GCI Unit Vector in Y (J2000)0.561529
GCI Unit Vector in Z (J2000)0.769971
Galactic Longitude151.63°
Galactic Latitude
-1.32°
Observational Data
Observed Visual Magnitude (V)4.28
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.002
Observed B Magnitude4.28
Observed B-V Colour-0.005
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 Magnitude4.3
Observed Photographic Magnitude
Morgan Keenan (MK) Spectral TypeA0IVn
One-Dimensional Spectral ClassA0
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 13:15:47 GMT+01:00 2001