| Identification Data |
| Common Name | Gomeisa |
| Constellation | Canis Minor |
| Star Name | 3bet CMi |
| Skymap Number | 7270051 |
| Henry Draper (HD) Number | 58715 |
| Harvard Revised (HR) Number | 2845 |
| SAO Number | 115456 |
| Durchmusterung (DM) Number | BD+08 1774 |
Washington Double Stars (WDS) Number
| 07271+0817
|
| Positional Data |
| Position and Proper Motion (PPM) Number | 152663 |
| Right Ascension (RA) J2000 | 7h 27m 9.042s |
| Declination (Dec) J2000 | +8° 17' 21.536" |
| Position Uncertainty | 0.0082s |
| Proper Motion in RA (J2000)/cos(Dec) | -0.00339 |
| Proper Motion in Dec (J2000) | -0.038566 |
| Radial Velocity | +022.0km s-1 |
| Trigonometric Parallax | +0.01916s |
| Trigonometric Parallax Uncertainty | 0.00085s |
| GCI Unit Vector in X (J2000) | -0.367290 |
| GCI Unit Vector in Y (J2000) | 0.918865 |
| GCI Unit Vector in Z (J2000) | 0.144172 |
| Galactic Longitude | 209.53° |
Galactic Latitude
| 11.68°
|
| Observational Data |
| Observed Visual Magnitude (V) | 2.89 |
| Derived Visual Magnitude | |
| Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.003 |
| Observed B Magnitude | 2.82 |
| Observed B-V Colour | -0.075 |
| 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 | 3.1 |
| Observed Photographic Magnitude | |
| Morgan Keenan (MK) Spectral Type | B8Ve |
| One-Dimensional Spectral Class | B8 |
| Position Angle | 82 |
| Year of Observation | 1880. AD |
