| Identification Data | 
| Common Name |  | 
| Constellation | Gemini | 
| Star Name | 20    Gem | 
| Skymap Number | 6320273 | 
| Henry Draper (HD) Number | 46136 | 
| Harvard Revised (HR) Number |  | 
| SAO Number | 95794 | 
| Durchmusterung (DM) Number | BD+17 1286 | 
Washington Double Stars (WDS) Number
  | 06323+1747
  | 
| Positional Data | 
| Position and Proper Motion (PPM) Number | 122627 | 
| Right Ascension (RA) J2000 | 6h 32m 17.828s | 
| Declination (Dec) J2000 | +17° 46' 46.636" | 
| Position Uncertainty | 0.1053s | 
| Proper Motion in RA (J2000)/cos(Dec) | +0.00260 | 
| Proper Motion in Dec (J2000) | +0.030867 | 
| Radial Velocity | +002.0km s-1 | 
| Trigonometric Parallax | +0.00896s | 
| Trigonometric Parallax Uncertainty | 0.00709s | 
| GCI Unit Vector in X (J2000) | -0.133748 | 
| GCI Unit Vector in Y (J2000) | 0.942798 | 
| GCI Unit Vector in Z (J2000) | 0.305357 | 
| Galactic Longitude | 194.96° | 
Galactic Latitude
  | 3.93°
  | 
| Observational Data | 
| Observed Visual Magnitude (V) | 6.88 | 
| Derived Visual Magnitude |  | 
| Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.009 | 
| Observed B Magnitude | 7.30 | 
| Observed B-V Colour | +0.422 | 
| Observed B Magnitude or (B-V) Magnitude Uncertainty | 0.012 | 
| Observed U Magnitude |  | 
| Observed U-B Colour |  | 
| Observed U Magnitude or (U-B) Magnitude Uncertainty |  | 
| Observed Photovisual Magnitude | 6.7 | 
| Observed Photographic Magnitude | 7.4 | 
| Morgan Keenan (MK) Spectral Type | F6IV-V | 
| One-Dimensional Spectral Class | F8 | 
| Position Angle | 211 | 
| Year of Observation | 1985. AD |