Identification Data |
Common Name | |
Constellation | Andromeda |
Star Name | 55 And |
Skymap Number | 1530042 |
Henry Draper (HD) Number | 11428 |
Harvard Revised (HR) Number | 543 |
SAO Number | 37587 |
Durchmusterung (DM) Number | BD+40 394 |
Washington Double Stars (WDS) Number
| 01533+4044
|
Positional Data |
Position and Proper Motion (PPM) Number | 44535 |
Right Ascension (RA) J2000 | 1h 53m 17.344s |
Declination (Dec) J2000 | +40° 43' 47.243" |
Position Uncertainty | 0.0080s |
Proper Motion in RA (J2000)/cos(Dec) | -0.00085 |
Proper Motion in Dec (J2000) | -0.004266 |
Radial Velocity | -007.1km s-1 |
Trigonometric Parallax | +0.00604s |
Trigonometric Parallax Uncertainty | 0.00079s |
GCI Unit Vector in X (J2000) | 0.667082 |
GCI Unit Vector in Y (J2000) | 0.359521 |
GCI Unit Vector in Z (J2000) | 0.652492 |
Galactic Longitude | 135.41° |
Galactic Latitude
| -20.64°
|
Observational Data |
Observed Visual Magnitude (V) | 5.40 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.003 |
Observed B Magnitude | 6.71 |
Observed B-V Colour | +1.310 |
Observed B Magnitude or (B-V) Magnitude Uncertainty | 0.006 |
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 | gK1 |
One-Dimensional Spectral Class | K0 |
Position Angle | 356 |
Year of Observation | 1913. AD |