Identification Data |
Common Name | |
Constellation | Eridanus |
Star Name | 50ups1Eri |
Skymap Number | 4330072 |
Henry Draper (HD) Number | 29085 |
Harvard Revised (HR) Number | 1453 |
SAO Number | 169570 |
Durchmusterung (DM) Number | CD-30 1883 |
Washington Double Stars (WDS) Number
|
|
Positional Data |
Position and Proper Motion (PPM) Number | 247723 |
Right Ascension (RA) J2000 | 4h 33m 30.552s |
Declination (Dec) J2000 | -29° 45' 59.371" |
Position Uncertainty | 0.0068s |
Proper Motion in RA (J2000)/cos(Dec) | -0.00878 |
Proper Motion in Dec (J2000) | -0.271666 |
Radial Velocity | +020.6km s-1 |
Trigonometric Parallax | +0.02622s |
Trigonometric Parallax Uncertainty | 0.00071s |
GCI Unit Vector in X (J2000) | 0.319872 |
GCI Unit Vector in Y (J2000) | 0.806971 |
GCI Unit Vector in Z (J2000) | -0.496466 |
Galactic Longitude | 229.85° |
Galactic Latitude
| -41.59°
|
Observational Data |
Observed Visual Magnitude (V) | 4.51 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.002 |
Observed B Magnitude | 5.48 |
Observed B-V Colour | +0.973 |
Observed B Magnitude or (B-V) Magnitude Uncertainty | 0.003 |
Observed U Magnitude | |
Observed U-B Colour | |
Observed U Magnitude or (U-B) Magnitude Uncertainty | |
Observed Photovisual Magnitude | 4.0 |
Observed Photographic Magnitude | 5.6 |
Morgan Keenan (MK) Spectral Type | K0+IIIFe-0.5 |
One-Dimensional Spectral Class | K0 |
Position Angle | |
Year of Observation | AD |