Identification Data |
Common Name | |
Constellation | Corona Borealis |
Star Name | 1omi CrB |
Skymap Number | 15200025 |
Henry Draper (HD) Number | 136512 |
Harvard Revised (HR) Number | 5709 |
SAO Number | 83768 |
Durchmusterung (DM) Number | BD+30 2647 |
Washington Double Stars (WDS) Number
| 15201+2937
|
Positional Data |
Position and Proper Motion (PPM) Number | 103953 |
Right Ascension (RA) J2000 | 15h 20m 8.558s |
Declination (Dec) J2000 | +29° 36' 58.352" |
Position Uncertainty | 0.0060s |
Proper Motion in RA (J2000)/cos(Dec) | -0.00911 |
Proper Motion in Dec (J2000) | -0.042066 |
Radial Velocity | -053.1km s-1 |
Trigonometric Parallax | +0.01190s |
Trigonometric Parallax Uncertainty | 0.00074s |
GCI Unit Vector in X (J2000) | -0.558396 |
GCI Unit Vector in Y (J2000) | -0.666312 |
GCI Unit Vector in Z (J2000) | 0.494188 |
Galactic Longitude | 46.21° |
Galactic Latitude
| 57.33°
|
Observational Data |
Observed Visual Magnitude (V) | 5.51 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.002 |
Observed B Magnitude | 6.52 |
Observed B-V Colour | +1.012 |
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 | 5.6 |
Observed Photographic Magnitude | 6.6 |
Morgan Keenan (MK) Spectral Type | K0III |
One-Dimensional Spectral Class | K0 |
Position Angle | 341 |
Year of Observation | 1984. AD |