| Identification Data |
| Common Name | |
| Constellation | Hydra |
| Star Name | 26 Hya |
| Skymap Number | 9190130 |
| Henry Draper (HD) Number | 80499 |
| Harvard Revised (HR) Number | 3706 |
| SAO Number | 155096 |
| Durchmusterung (DM) Number | SD-11 2609 |
Washington Double Stars (WDS) Number
| 09198-1158
|
| Positional Data |
| Position and Proper Motion (PPM) Number | 221371 |
| Right Ascension (RA) J2000 | 9h 19m 46.382s |
| Declination (Dec) J2000 | -11° 58' 29.469" |
| Position Uncertainty | 0.0092s |
| Proper Motion in RA (J2000)/cos(Dec) | -0.00190 |
| Proper Motion in Dec (J2000) | +0.012266 |
| Radial Velocity | -002.0km s-1 |
| Trigonometric Parallax | +0.01020s |
| Trigonometric Parallax Uncertainty | 0.00083s |
| GCI Unit Vector in X (J2000) | -0.748751 |
| GCI Unit Vector in Y (J2000) | 0.629542 |
| GCI Unit Vector in Z (J2000) | -0.207482 |
| Galactic Longitude | 243.11° |
Galactic Latitude
| 25.49°
|
| Observational Data |
| Observed Visual Magnitude (V) | 4.78 |
| Derived Visual Magnitude | |
| Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.002 |
| Observed B Magnitude | 5.71 |
| Observed B-V Colour | +0.927 |
| 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 | 4.1 |
| Observed Photographic Magnitude | 5.7 |
| Morgan Keenan (MK) Spectral Type | G8III |
| One-Dimensional Spectral Class | G5 |
| Position Angle | 10 |
| Year of Observation | 1960. AD |