Identification Data |
Common Name | |
Constellation | Coma Berenices |
Star Name | 13 Com |
Skymap Number | 12240044 |
Henry Draper (HD) Number | 107966 |
Harvard Revised (HR) Number | 4717 |
SAO Number | 82291 |
Durchmusterung (DM) Number | BD+26 2344 |
Washington Double Stars (WDS) Number
|
|
Positional Data |
Position and Proper Motion (PPM) Number | 101869 |
Right Ascension (RA) J2000 | 12h 24m 18.522s |
Declination (Dec) J2000 | +26° 5' 54.981" |
Position Uncertainty | 0.0087s |
Proper Motion in RA (J2000)/cos(Dec) | -0.00200 |
Proper Motion in Dec (J2000) | -0.003166 |
Radial Velocity | -000.6km s-1 |
Trigonometric Parallax | +0.01147s |
Trigonometric Parallax Uncertainty | 0.00071s |
GCI Unit Vector in X (J2000) | -0.892991 |
GCI Unit Vector in Y (J2000) | -0.095073 |
GCI Unit Vector in Z (J2000) | 0.439917 |
Galactic Longitude | 221.09° |
Galactic Latitude
| 83.85°
|
Observational Data |
Observed Visual Magnitude (V) | 5.15 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.003 |
Observed B Magnitude | 5.24 |
Observed B-V Colour | +0.091 |
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 | 5.1 |
Observed Photographic Magnitude | 5.2 |
Morgan Keenan (MK) Spectral Type | A3V |
One-Dimensional Spectral Class | A2 |
Position Angle | |
Year of Observation | AD |