| Identification Data |
| Common Name | |
| Constellation | Aquarius |
| Star Name | 1 Aqr |
| Skymap Number | 20390085 |
| Henry Draper (HD) Number | 196758 |
| Harvard Revised (HR) Number | 7897 |
| SAO Number | 126062 |
| Durchmusterung (DM) Number | BD-00 4064 |
Washington Double Stars (WDS) Number
| 20394+0029
|
| Positional Data |
| Position and Proper Motion (PPM) Number | 170456 |
| Right Ascension (RA) J2000 | 20h 39m 24.891s |
| Declination (Dec) J2000 | +0° 29' 11.201" |
| Position Uncertainty | 0.0094s |
| Proper Motion in RA (J2000)/cos(Dec) | +0.00687 |
| Proper Motion in Dec (J2000) | -0.019466 |
| Radial Velocity | -042.7km s-1 |
| Trigonometric Parallax | +0.01333s |
| Trigonometric Parallax Uncertainty | 0.00088s |
| GCI Unit Vector in X (J2000) | 0.640807 |
| GCI Unit Vector in Y (J2000) | -0.767655 |
| GCI Unit Vector in Z (J2000) | 0.008490 |
| Galactic Longitude | 46.48° |
Galactic Latitude
| -23.58°
|
| Observational Data |
| Observed Visual Magnitude (V) | 5.15 |
| Derived Visual Magnitude | |
| Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.003 |
| Observed B Magnitude | 6.21 |
| Observed B-V Colour | +1.059 |
| 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 | 5.4 |
| Observed Photographic Magnitude | 6.3 |
| Morgan Keenan (MK) Spectral Type | K1III |
| One-Dimensional Spectral Class | K0 |
| Position Angle | 221 |
| Year of Observation | 1924. AD |
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