| Identification Data |
| Common Name | |
| Constellation | Horologium |
| Star Name | eta Hor |
| Skymap Number | 2370053 |
| Henry Draper (HD) Number | 16555 |
| Harvard Revised (HR) Number | 778 |
| SAO Number | 232835 |
| Durchmusterung (DM) Number | CP-53 457 |
Washington Double Stars (WDS) Number
|
|
| Positional Data |
| Position and Proper Motion (PPM) Number | 332013 |
| Right Ascension (RA) J2000 | 2h 37m 24.371s |
| Declination (Dec) J2000 | -52° 32' 35.109" |
| Position Uncertainty | 0.0200s |
| Proper Motion in RA (J2000)/cos(Dec) | +0.01220 |
| Proper Motion in Dec (J2000) | +0.001166 |
| Radial Velocity | -003.0km s-1 |
| Trigonometric Parallax | +0.02249s |
| Trigonometric Parallax Uncertainty | 0.00184s |
| GCI Unit Vector in X (J2000) | 0.470276 |
| GCI Unit Vector in Y (J2000) | 0.385623 |
| GCI Unit Vector in Z (J2000) | -0.793811 |
| Galactic Longitude | 272.30° |
Galactic Latitude
| -57.82°
|
| Observational Data |
| Observed Visual Magnitude (V) | 5.30 |
| Derived Visual Magnitude | |
| Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.003 |
| Observed B Magnitude | 5.58 |
| Observed B-V Colour | +0.281 |
| Observed B Magnitude or (B-V) Magnitude Uncertainty | 0.004 |
| Observed U Magnitude | |
| Observed U-B Colour | |
| Observed U Magnitude or (U-B) Magnitude Uncertainty | |
| Observed Photovisual Magnitude | 5.2 |
| Observed Photographic Magnitude | |
| Morgan Keenan (MK) Spectral Type | A6V |
| One-Dimensional Spectral Class | A5 |
| Position Angle | |
| Year of Observation | AD |
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