| Identification Data | 
| Common Name |  | 
| Constellation | Aquarius | 
| Star Name | 66    Aqr | 
| Skymap Number | 22430099 | 
| Henry Draper (HD) Number | 215167 | 
| Harvard Revised (HR) Number | 8649 | 
| SAO Number | 165252 | 
| Durchmusterung (DM) Number | SD-19 6324 | 
Washington Double Stars (WDS) Number
  | 
  | 
| Positional Data | 
| Position and Proper Motion (PPM) Number | 240657 | 
| Right Ascension (RA) J2000 | 22h 43m 35.233s | 
| Declination (Dec) J2000 | -18° 49' 49.351" | 
| Position Uncertainty | 0.0098s | 
| Proper Motion in RA (J2000)/cos(Dec) | -0.00221 | 
| Proper Motion in Dec (J2000) | -0.028066 | 
| Radial Velocity | +021.6km s-1 | 
| Trigonometric Parallax | +0.00673s | 
| Trigonometric Parallax Uncertainty | 0.00085s | 
| GCI Unit Vector in X (J2000) | 0.894356 | 
| GCI Unit Vector in Y (J2000) | -0.309755 | 
| GCI Unit Vector in Z (J2000) | -0.322768 | 
| Galactic Longitude | 41.89° | 
Galactic Latitude
  | -59.52°
  | 
| Observational Data | 
| Observed Visual Magnitude (V) | 4.68 | 
| Derived Visual Magnitude |  | 
| Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.003 | 
| Observed B Magnitude | 6.04 | 
| Observed B-V Colour | +1.362 | 
| Observed B Magnitude or (B-V) Magnitude Uncertainty | 0.005 | 
| Observed U Magnitude |  | 
| Observed U-B Colour |  | 
| Observed U Magnitude or (U-B) Magnitude Uncertainty |  | 
| Observed Photovisual Magnitude | 4.1 | 
| Observed Photographic Magnitude |  | 
| Morgan Keenan (MK) Spectral Type | K4III | 
| One-Dimensional Spectral Class | K5 | 
| Position Angle |  | 
| Year of Observation |  AD |