tcaep.co.uk Navigation. See bottom for text alternatives
Previous Page...
 
Printer Version
Astronomy
Constellations - Eridanus - phi Eri

 
Identification Data
Common Name
ConstellationEridanus
Star Namephi Eri
Skymap Number2160082
Henry Draper (HD) Number14228
Harvard Revised (HR) Number674
SAO Number232696
Durchmusterung (DM) NumberCP-52 285
Washington Double Stars (WDS) Number
02165-5131
Positional Data
Position and Proper Motion (PPM) Number331742
Right Ascension (RA) J20002h 16m 30.585s
Declination (Dec) J2000-51° 30' 43.793"
Position Uncertainty0.0067s
Proper Motion in RA (J2000)/cos(Dec)+0.00972
Proper Motion in Dec (J2000)-0.021966
Radial Velocity+010.2km s-1
Trigonometric Parallax+0.02106s
Trigonometric Parallax Uncertainty0.00061s
GCI Unit Vector in X (J2000)0.515175
GCI Unit Vector in Y (J2000)0.349160
GCI Unit Vector in Z (J2000)-0.782740
Galactic Longitude275.34°
Galactic Latitude
-60.82°
Observational Data
Observed Visual Magnitude (V)3.55
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.002
Observed B Magnitude3.45
Observed B-V Colour-0.099
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 Magnitude3.8
Observed Photographic Magnitude3.7
Morgan Keenan (MK) Spectral TypeB8V-IV
One-Dimensional Spectral ClassB8
Position Angle223
Year of Observation1984. 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))

 
[ H O M E ] [ S C I E N C E ] [ M A T H S ] [ A S T R O N O M Y ]
Download | Shop | Contact | About
 
Page compiled: Sun Sep 02 13:15:40 GMT+01:00 2001
 
The Bottom Line
HomeScienceMathsAstronomyDownloadBookshopContactAbout Top of Page