Identification Data |
Common Name | |
Constellation | Cepheus |
Star Name | 27del Cep |
Skymap Number | 22290028 |
Henry Draper (HD) Number | 213306 |
Harvard Revised (HR) Number | 8571 |
SAO Number | 34508 |
Durchmusterung (DM) Number | BD+57 2548 |
Washington Double Stars (WDS) Number
| 22292+5825
|
Positional Data |
Position and Proper Motion (PPM) Number | 40731 |
Right Ascension (RA) J2000 | 22h 29m 10.266s |
Declination (Dec) J2000 | +58° 24' 54.715" |
Position Uncertainty | 0.0083s |
Proper Motion in RA (J2000)/cos(Dec) | +0.00210 |
Proper Motion in Dec (J2000) | +0.003666 |
Radial Velocity | -016.6km s-1 |
Trigonometric Parallax | +0.00332s |
Trigonometric Parallax Uncertainty | 0.00058s |
GCI Unit Vector in X (J2000) | 0.483163 |
GCI Unit Vector in Y (J2000) | -0.202183 |
GCI Unit Vector in Z (J2000) | 0.851866 |
Galactic Longitude | 105.20° |
Galactic Latitude
| 0.53°
|
Observational Data |
Observed Visual Magnitude (V) | 4.07 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.033 |
Observed B Magnitude | 4.83 |
Observed B-V Colour | +0.764 |
Observed B Magnitude or (B-V) Magnitude Uncertainty | 0.049 |
Observed U Magnitude | |
Observed U-B Colour | |
Observed U Magnitude or (U-B) Magnitude Uncertainty | |
Observed Photovisual Magnitude | |
Observed Photographic Magnitude | |
Morgan Keenan (MK) Spectral Type | F5Ib-G2Ib |
One-Dimensional Spectral Class | G0 |
Position Angle | 284 |
Year of Observation | 1961. AD |