| Identification Data |
| Common Name | |
| Constellation | Aquarius |
| Star Name | 101 Aqr |
| Skymap Number | 23330037 |
| Henry Draper (HD) Number | 221565 |
| Harvard Revised (HR) Number | 8939 |
| SAO Number | 191988 |
| Durchmusterung (DM) Number | SD-21 6437 |
Washington Double Stars (WDS) Number
| 23333-2055
|
| Positional Data |
| Position and Proper Motion (PPM) Number | 275084 |
| Right Ascension (RA) J2000 | 23h 33m 16.623s |
| Declination (Dec) J2000 | -20° 54' 52.215" |
| Position Uncertainty | 0.0095s |
| Proper Motion in RA (J2000)/cos(Dec) | -0.00018 |
| Proper Motion in Dec (J2000) | +0.008667 |
| Radial Velocity | +015.0km s-1 |
| Trigonometric Parallax | +0.01018s |
| Trigonometric Parallax Uncertainty | 0.00075s |
| GCI Unit Vector in X (J2000) | 0.927771 |
| GCI Unit Vector in Y (J2000) | -0.108672 |
| GCI Unit Vector in Z (J2000) | -0.356974 |
| Galactic Longitude | 47.95° |
Galactic Latitude
| -71.13°
|
| Observational Data |
| Observed Visual Magnitude (V) | 4.71 |
| Derived Visual Magnitude | |
| Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.003 |
| Observed B Magnitude | 4.73 |
| Observed B-V Colour | +0.018 |
| 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 | 4.6 |
| Observed Photographic Magnitude | 4.8 |
| Morgan Keenan (MK) Spectral Type | A1n |
| One-Dimensional Spectral Class | A0 |
| Position Angle | 126 |
| Year of Observation | 1971. AD |
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