| Identification Data |
| Common Name | |
| Constellation | Coma Berenices |
| Star Name | 30 Com |
| Skymap Number | 12490054 |
| Henry Draper (HD) Number | 111469 |
| Harvard Revised (HR) Number | 4869 |
| SAO Number | 82515 |
| Durchmusterung (DM) Number | BD+28 2153 |
Washington Double Stars (WDS) Number
| 12493+2733
|
| Positional Data |
| Position and Proper Motion (PPM) Number | 102181 |
| Right Ascension (RA) J2000 | 12h 49m 17.451s |
| Declination (Dec) J2000 | +27° 33' 8.564" |
| Position Uncertainty | 0.0104s |
| Proper Motion in RA (J2000)/cos(Dec) | -0.00699 |
| Proper Motion in Dec (J2000) | +0.021766 |
| Radial Velocity | -011.km s-1 |
| Trigonometric Parallax | +0.00997s |
| Trigonometric Parallax Uncertainty | 0.00084s |
| GCI Unit Vector in X (J2000) | -0.866162 |
| GCI Unit Vector in Y (J2000) | -0.189214 |
| GCI Unit Vector in Z (J2000) | 0.462559 |
| Galactic Longitude | 171.00° |
Galactic Latitude
| 89.36°
|
| Observational Data |
| Observed Visual Magnitude (V) | 5.76 |
| Derived Visual Magnitude | |
| Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.004 |
| Observed B Magnitude | 5.81 |
| Observed B-V Colour | +0.047 |
| 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 | 5.8 |
| Observed Photographic Magnitude | 5.8 |
| Morgan Keenan (MK) Spectral Type | A2V |
| One-Dimensional Spectral Class | A0 |
| Position Angle | 7 |
| Year of Observation | 1988. AD |
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