| Identification Data |
| Common Name | |
| Constellation | Hydra |
| Star Name | 45psi Hya |
| Skymap Number | 13090015 |
| Henry Draper (HD) Number | 114149 |
| Harvard Revised (HR) Number | 4958 |
| SAO Number | 181410 |
| Durchmusterung (DM) Number | BD-22 3515 |
Washington Double Stars (WDS) Number
|
|
| Positional Data |
| Position and Proper Motion (PPM) Number | 261261 |
| Right Ascension (RA) J2000 | 13h 9m 3.270s |
| Declination (Dec) J2000 | -23° 7' 5.051" |
| Position Uncertainty | 0.0074s |
| Proper Motion in RA (J2000)/cos(Dec) | -0.00145 |
| Proper Motion in Dec (J2000) | -0.039966 |
| Radial Velocity | -019.0km s-1 |
| Trigonometric Parallax | +0.01414s |
| Trigonometric Parallax Uncertainty | 0.00080s |
| GCI Unit Vector in X (J2000) | -0.878265 |
| GCI Unit Vector in Y (J2000) | -0.272937 |
| GCI Unit Vector in Z (J2000) | -0.392627 |
| Galactic Longitude | 308.20° |
Galactic Latitude
| 39.57°
|
| Observational Data |
| Observed Visual Magnitude (V) | 4.94 |
| Derived Visual Magnitude | |
| Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.002 |
| Observed B Magnitude | 5.98 |
| Observed B-V Colour | +1.043 |
| Observed B Magnitude or (B-V) Magnitude Uncertainty | 0.003 |
| Observed U Magnitude | |
| Observed U-B Colour | |
| Observed U Magnitude or (U-B) Magnitude Uncertainty | |
| Observed Photovisual Magnitude | 5.1 |
| Observed Photographic Magnitude | |
| Morgan Keenan (MK) Spectral Type | K1III |
| One-Dimensional Spectral Class | K0 |
| Position Angle | |
| Year of Observation | AD |
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