| Identification Data |
| Common Name | |
| Constellation | Eridanus |
| Star Name | 7 Eri |
| Skymap Number | 3000109 |
| Henry Draper (HD) Number | 18760 |
| Harvard Revised (HR) Number | 904 |
| SAO Number | 130242 |
| Durchmusterung (DM) Number | SD-03 478 |
Washington Double Stars (WDS) Number
|
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| Positional Data |
| Position and Proper Motion (PPM) Number | 185291 |
| Right Ascension (RA) J2000 | 3h 0m 50.879s |
| Declination (Dec) J2000 | -2° 52' 43.025" |
| Position Uncertainty | 0.0191s |
| Proper Motion in RA (J2000)/cos(Dec) | +0.00050 |
| Proper Motion in Dec (J2000) | +0.009766 |
| Radial Velocity | +080.4km s-1 |
| Trigonometric Parallax | +0.00417s |
| Trigonometric Parallax Uncertainty | 0.00115s |
| GCI Unit Vector in X (J2000) | 0.703597 |
| GCI Unit Vector in Y (J2000) | 0.708823 |
| GCI Unit Vector in Z (J2000) | -0.050220 |
| Galactic Longitude | 180.47° |
Galactic Latitude
| -50.70°
|
| Observational Data |
| Observed Visual Magnitude (V) | 6.12 |
| Derived Visual Magnitude | |
| Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.010 |
| Observed B Magnitude | 7.84 |
| Observed B-V Colour | +1.721 |
| Observed B Magnitude or (B-V) Magnitude Uncertainty | 0.018 |
| Observed U Magnitude | |
| Observed U-B Colour | |
| Observed U Magnitude or (U-B) Magnitude Uncertainty | |
| Observed Photovisual Magnitude | 5.9 |
| Observed Photographic Magnitude | 7.7 |
| Morgan Keenan (MK) Spectral Type | M1III |
| One-Dimensional Spectral Class | M0 |
| Position Angle | |
| Year of Observation | AD |
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