| Identification Data |
| Common Name | |
| Constellation | Eridanus |
| Star Name | 45 Eri |
| Skymap Number | 4310121 |
| Henry Draper (HD) Number | 28749 |
| Harvard Revised (HR) Number | 1437 |
| SAO Number | 131270 |
| Durchmusterung (DM) Number | BD-00 713 |
Washington Double Stars (WDS) Number
|
|
| Positional Data |
| Position and Proper Motion (PPM) Number | 175558 |
| Right Ascension (RA) J2000 | 4h 31m 52.667s |
| Declination (Dec) J2000 | -0° 2' 38.440" |
| Position Uncertainty | 0.0130s |
| Proper Motion in RA (J2000)/cos(Dec) | -0.00025 |
| Proper Motion in Dec (J2000) | -0.008266 |
| Radial Velocity | +016.6km s-1 |
| Trigonometric Parallax | +0.00393s |
| Trigonometric Parallax Uncertainty | 0.00096s |
| GCI Unit Vector in X (J2000) | 0.375101 |
| GCI Unit Vector in Y (J2000) | 0.926984 |
| GCI Unit Vector in Z (J2000) | -0.000768 |
| Galactic Longitude | 195.34° |
Galactic Latitude
| -30.63°
|
| Observational Data |
| Observed Visual Magnitude (V) | 4.90 |
| Derived Visual Magnitude | |
| Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.005 |
| Observed B Magnitude | 6.24 |
| Observed B-V Colour | +1.335 |
| Observed B Magnitude or (B-V) Magnitude Uncertainty | 0.006 |
| Observed U Magnitude | |
| Observed U-B Colour | |
| Observed U Magnitude or (U-B) Magnitude Uncertainty | |
| Observed Photovisual Magnitude | 5.0 |
| Observed Photographic Magnitude | 6.1 |
| Morgan Keenan (MK) Spectral Type | K3II-III |
| One-Dimensional Spectral Class | K0 |
| Position Angle | |
| Year of Observation | AD |
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