Identification Data |
Common Name | |
Constellation | Coma Berenices |
Star Name | 24 Com |
Skymap Number | 12350014 |
Henry Draper (HD) Number | 109511 |
Harvard Revised (HR) Number | 4792 |
SAO Number | 100160 |
Durchmusterung (DM) Number | BD+19 2584 |
Washington Double Stars (WDS) Number
| 12351+1823
|
Positional Data |
Position and Proper Motion (PPM) Number | 129167 |
Right Ascension (RA) J2000 | 12h 35m 7.759s |
Declination (Dec) J2000 | +18° 22' 37.408" |
Position Uncertainty | 0.0222s |
Proper Motion in RA (J2000)/cos(Dec) | -0.00032 |
Proper Motion in Dec (J2000) | +0.023367 |
Radial Velocity | +003.9km s-1 |
Trigonometric Parallax | +0.00531s |
Trigonometric Parallax Uncertainty | 0.00180s |
GCI Unit Vector in X (J2000) | -0.937876 |
GCI Unit Vector in Y (J2000) | -0.144895 |
GCI Unit Vector in Z (J2000) | 0.315269 |
Galactic Longitude | 278.92° |
Galactic Latitude
| 80.48°
|
Observational Data |
Observed Visual Magnitude (V) | 4.99 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.004 |
Observed B Magnitude | 6.13 |
Observed B-V Colour | +1.135 |
Observed B Magnitude or (B-V) Magnitude Uncertainty | 0.006 |
Observed U Magnitude | |
Observed U-B Colour | |
Observed U Magnitude or (U-B) Magnitude Uncertainty | |
Observed Photovisual Magnitude | 5.2 |
Observed Photographic Magnitude | |
Morgan Keenan (MK) Spectral Type | K2III |
One-Dimensional Spectral Class | K0 |
Position Angle | 271 |
Year of Observation | 1973. AD |