| Identification Data |
| Common Name | |
| Constellation | Hydrus |
| Star Name | del Hyi |
| Skymap Number | 2210110 |
| Henry Draper (HD) Number | 15008 |
| Harvard Revised (HR) Number | 705 |
| SAO Number | 248545 |
| Durchmusterung (DM) Number | CP-69 113 |
Washington Double Stars (WDS) Number
|
|
| Positional Data |
| Position and Proper Motion (PPM) Number | 352886 |
| Right Ascension (RA) J2000 | 2h 21m 44.942s |
| Declination (Dec) J2000 | -68° 39' 33.905" |
| Position Uncertainty | 0.0070s |
| Proper Motion in RA (J2000)/cos(Dec) | -0.00917 |
| Proper Motion in Dec (J2000) | +0.002466 |
| Radial Velocity | +006.0km s-1 |
| Trigonometric Parallax | +0.02410s |
| Trigonometric Parallax Uncertainty | 0.00051s |
| GCI Unit Vector in X (J2000) | 0.296497 |
| GCI Unit Vector in Y (J2000) | 0.211000 |
| GCI Unit Vector in Z (J2000) | -0.931434 |
| Galactic Longitude | 291.25° |
Galactic Latitude
| -46.37°
|
| Observational Data |
| Observed Visual Magnitude (V) | 4.08 |
| Derived Visual Magnitude | |
| Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.002 |
| Observed B Magnitude | 4.12 |
| Observed B-V Colour | +0.041 |
| 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 | 4.3 |
| Observed Photographic Magnitude | 4.3 |
| Morgan Keenan (MK) Spectral Type | A3V |
| One-Dimensional Spectral Class | A2 |
| Position Angle | |
| Year of Observation | AD |
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