| Identification Data |
| Common Name | |
| Constellation | Coma Berenices |
| Star Name | 12 Com |
| Skymap Number | 12220080 |
| Henry Draper (HD) Number | 107700 |
| Harvard Revised (HR) Number | 4707 |
| SAO Number | 82273 |
| Durchmusterung (DM) Number | BD+26 2337 |
Washington Double Stars (WDS) Number
| 12225+2551
|
| Positional Data |
| Position and Proper Motion (PPM) Number | 101845 |
| Right Ascension (RA) J2000 | 12h 22m 30.312s |
| Declination (Dec) J2000 | +25° 50' 46.177" |
| Position Uncertainty | 0.0088s |
| Proper Motion in RA (J2000)/cos(Dec) | -0.00080 |
| Proper Motion in Dec (J2000) | -0.008966 |
| Radial Velocity | +000.5km s-1 |
| Trigonometric Parallax | +0.01193s |
| Trigonometric Parallax Uncertainty | 0.00072s |
| GCI Unit Vector in X (J2000) | -0.895632 |
| GCI Unit Vector in Y (J2000) | -0.088233 |
| GCI Unit Vector in Z (J2000) | 0.435956 |
| Galactic Longitude | 222.56° |
Galactic Latitude
| 83.40°
|
| Observational Data |
| Observed Visual Magnitude (V) | 4.80 |
| Derived Visual Magnitude | |
| Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.003 |
| Observed B Magnitude | 5.30 |
| Observed B-V Colour | +0.503 |
| Observed B Magnitude or (B-V) Magnitude Uncertainty | 0.003 |
| Observed U Magnitude | |
| Observed U-B Colour | |
| Observed U Magnitude or (U-B) Magnitude Uncertainty | |
| Observed Photovisual Magnitude | 4.8 |
| Observed Photographic Magnitude | |
| Morgan Keenan (MK) Spectral Type | G0III-IV+A3V |
| One-Dimensional Spectral Class | F5 |
| Position Angle | 167 |
| Year of Observation | 1972. AD |
