Identification Data |
Common Name | |
Constellation | Eridanus |
Star Name | 9rho2Eri |
Skymap Number | 3020087 |
Henry Draper (HD) Number | 18953 |
Harvard Revised (HR) Number | 917 |
SAO Number | 130254 |
Durchmusterung (DM) Number | SD-08 568 |
Washington Double Stars (WDS) Number
| 03027-0741
|
Positional Data |
Position and Proper Motion (PPM) Number | 185323 |
Right Ascension (RA) J2000 | 3h 2m 42.274s |
Declination (Dec) J2000 | -7° 41' 7.698" |
Position Uncertainty | 0.0441s |
Proper Motion in RA (J2000)/cos(Dec) | +0.00177 |
Proper Motion in Dec (J2000) | -0.003666 |
Radial Velocity | +024.7km s-1 |
Trigonometric Parallax | +0.01265s |
Trigonometric Parallax Uncertainty | 0.00089s |
GCI Unit Vector in X (J2000) | 0.692437 |
GCI Unit Vector in Y (J2000) | 0.708976 |
GCI Unit Vector in Z (J2000) | -0.133735 |
Galactic Longitude | 187.04° |
Galactic Latitude
| -53.34°
|
Observational Data |
Observed Visual Magnitude (V) | 5.33 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.005 |
Observed B Magnitude | 6.30 |
Observed B-V Colour | +0.965 |
Observed B Magnitude or (B-V) Magnitude Uncertainty | 0.007 |
Observed U Magnitude | |
Observed U-B Colour | |
Observed U Magnitude or (U-B) Magnitude Uncertainty | |
Observed Photovisual Magnitude | 5.3 |
Observed Photographic Magnitude | 6.3 |
Morgan Keenan (MK) Spectral Type | K0II-III |
One-Dimensional Spectral Class | G5 |
Position Angle | 66 |
Year of Observation | 1990. AD |