Identification Data |
Common Name | |
Constellation | Cepheus |
Star Name | 31 Cep |
Skymap Number | 22350124 |
Henry Draper (HD) Number | 214470 |
Harvard Revised (HR) Number | 8615 |
SAO Number | 10425 |
Durchmusterung (DM) Number | BD+72 1049 |
Washington Double Stars (WDS) Number
|
|
Positional Data |
Position and Proper Motion (PPM) Number | 11278 |
Right Ascension (RA) J2000 | 22h 35m 46.135s |
Declination (Dec) J2000 | +73° 38' 35.477" |
Position Uncertainty | 0.0060s |
Proper Motion in RA (J2000)/cos(Dec) | +0.04103 |
Proper Motion in Dec (J2000) | +0.025166 |
Radial Velocity | +000.1km s-1 |
Trigonometric Parallax | +0.01770s |
Trigonometric Parallax Uncertainty | 0.00050s |
GCI Unit Vector in X (J2000) | 0.262811 |
GCI Unit Vector in Y (J2000) | -0.101188 |
GCI Unit Vector in Z (J2000) | 0.959527 |
Galactic Longitude | 113.64° |
Galactic Latitude
| 13.27°
|
Observational Data |
Observed Visual Magnitude (V) | 5.08 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.002 |
Observed B Magnitude | 5.49 |
Observed B-V Colour | +0.412 |
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 | 5.2 |
Observed Photographic Magnitude | |
Morgan Keenan (MK) Spectral Type | F3III-IV |
One-Dimensional Spectral Class | F0 |
Position Angle | |
Year of Observation | AD |