| Identification Data |
| Common Name | |
| Constellation | Circinus |
| Star Name | eta Cir |
| Skymap Number | 15040105 |
| Henry Draper (HD) Number | 132905 |
| Harvard Revised (HR) Number | 5593 |
| SAO Number | 253005 |
| Durchmusterung (DM) Number | CP-63 3493 |
Washington Double Stars (WDS) Number
|
|
| Positional Data |
| Position and Proper Motion (PPM) Number | 361174 |
| Right Ascension (RA) J2000 | 15h 4m 48.186s |
| Declination (Dec) J2000 | -64° 1' 52.860" |
| Position Uncertainty | 0.0056s |
| Proper Motion in RA (J2000)/cos(Dec) | +0.01567 |
| Proper Motion in Dec (J2000) | +0.009566 |
| Radial Velocity | +044.8km s-1 |
| Trigonometric Parallax | +0.01220s |
| Trigonometric Parallax Uncertainty | 0.00059s |
| GCI Unit Vector in X (J2000) | -0.303071 |
| GCI Unit Vector in Y (J2000) | -0.316048 |
| GCI Unit Vector in Z (J2000) | -0.899034 |
| Galactic Longitude | 316.91° |
Galactic Latitude
| -4.84°
|
| Observational Data |
| Observed Visual Magnitude (V) | 5.17 |
| Derived Visual Magnitude | |
| Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.002 |
| Observed B Magnitude | 6.10 |
| Observed B-V Colour | +0.930 |
| Observed B Magnitude or (B-V) Magnitude Uncertainty | 0.002 |
| 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 | G8III |
| One-Dimensional Spectral Class | G5 |
| Position Angle | |
| Year of Observation | AD |
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