Astronomy
Constellations - Aquarius - 41 Aqr

 
Identification Data
Common Name
ConstellationAquarius
Star Name41 Aqr
Skymap Number22140041
Henry Draper (HD) Number210960
Harvard Revised (HR) Number8480
SAO Number190986
Durchmusterung (DM) NumberSD-21 6180
Washington Double Stars (WDS) Number
22143-2104
Positional Data
Position and Proper Motion (PPM) Number273536
Right Ascension (RA) J200022h 14m 18.032s
Declination (Dec) J2000-21° 4' 28.439"
Position Uncertainty0.0120s
Proper Motion in RA (J2000)/cos(Dec)+0.00164
Proper Motion in Dec (J2000)+0.055467
Radial Velocity-023.7km s-1
Trigonometric Parallax+0.01159s
Trigonometric Parallax Uncertainty0.00098s
GCI Unit Vector in X (J2000)0.835620
GCI Unit Vector in Y (J2000)-0.415258
GCI Unit Vector in Z (J2000)-0.359583
Galactic Longitude33.84°
Galactic Latitude
-53.78°
Observational Data
Observed Visual Magnitude (V)5.32
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.050
Observed B Magnitude6.12
Observed B-V Colour+0.80
Observed B Magnitude or (B-V) Magnitude Uncertainty0.050
Observed U Magnitude6.55
Observed U-B Colour+0.43
Observed U Magnitude or (U-B) Magnitude Uncertainty0.050
Observed Photovisual Magnitude4.6
Observed Photographic Magnitude
Morgan Keenan (MK) Spectral TypeK0III
One-Dimensional Spectral ClassG5
Position Angle112
Year of Observation1991. 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 13:15:32 GMT+01:00 2001