Identification Data |
Common Name | |
Constellation | Andromeda |
Star Name | 53tau And |
Skymap Number | 1400083 |
Henry Draper (HD) Number | 10205 |
Harvard Revised (HR) Number | 477 |
SAO Number | 37418 |
Durchmusterung (DM) Number | BD+39 378 |
Washington Double Stars (WDS) Number
| 01406+4035
|
Positional Data |
Position and Proper Motion (PPM) Number | 44297 |
Right Ascension (RA) J2000 | 1h 40m 34.817s |
Declination (Dec) J2000 | +40° 34' 37.377" |
Position Uncertainty | 0.0067s |
Proper Motion in RA (J2000)/cos(Dec) | +0.00146 |
Proper Motion in Dec (J2000) | -0.023566 |
Radial Velocity | -013.9km s-1 |
Trigonometric Parallax | +0.00479s |
Trigonometric Parallax Uncertainty | 0.00074s |
GCI Unit Vector in X (J2000) | 0.687555 |
GCI Unit Vector in Y (J2000) | 0.322734 |
GCI Unit Vector in Z (J2000) | 0.650470 |
Galactic Longitude | 132.93° |
Galactic Latitude
| -21.34°
|
Observational Data |
Observed Visual Magnitude (V) | 4.97 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.002 |
Observed B Magnitude | 4.88 |
Observed B-V Colour | -0.094 |
Observed B Magnitude or (B-V) Magnitude Uncertainty | 0.002 |
Observed U Magnitude | |
Observed U-B Colour | |
Observed U Magnitude or (U-B) Magnitude Uncertainty | |
Observed Photovisual Magnitude | 4.9 |
Observed Photographic Magnitude | 4.8 |
Morgan Keenan (MK) Spectral Type | B8III |
One-Dimensional Spectral Class | B8 |
Position Angle | 329 |
Year of Observation | 1976. AD |