Identification Data |
Common Name | |
Constellation | Andromeda |
Star Name | 4 And |
Skymap Number | 23070097 |
Henry Draper (HD) Number | 218452 |
Harvard Revised (HR) Number | 8804 |
SAO Number | 52711 |
Durchmusterung (DM) Number | BD+45 4149 |
Washington Double Stars (WDS) Number
| 23077+4623
|
Positional Data |
Position and Proper Motion (PPM) Number | 63840 |
Right Ascension (RA) J2000 | 23h 7m 39.267s |
Declination (Dec) J2000 | +46° 23' 14.031" |
Position Uncertainty | 0.0054s |
Proper Motion in RA (J2000)/cos(Dec) | -0.00115 |
Proper Motion in Dec (J2000) | -0.030066 |
Radial Velocity | -006.2km s-1 |
Trigonometric Parallax | +0.00954s |
Trigonometric Parallax Uncertainty | 0.00064s |
GCI Unit Vector in X (J2000) | 0.671867 |
GCI Unit Vector in Y (J2000) | -0.156180 |
GCI Unit Vector in Z (J2000) | 0.724018 |
Galactic Longitude | 104.91° |
Galactic Latitude
| -12.82°
|
Observational Data |
Observed Visual Magnitude (V) | 5.30 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.002 |
Observed B Magnitude | 6.71 |
Observed B-V Colour | +1.411 |
Observed B Magnitude or (B-V) Magnitude Uncertainty | 0.004 |
Observed U Magnitude | |
Observed U-B Colour | |
Observed U Magnitude or (U-B) Magnitude Uncertainty | |
Observed Photovisual Magnitude | 5.6 |
Observed Photographic Magnitude | |
Morgan Keenan (MK) Spectral Type | K5III |
One-Dimensional Spectral Class | K5 |
Position Angle | 347 |
Year of Observation | 1925. AD |