Identification Data |
Common Name | |
Constellation | Andromeda |
Star Name | 7 And |
Skymap Number | 23120067 |
Henry Draper (HD) Number | 219080 |
Harvard Revised (HR) Number | 8830 |
SAO Number | 52787 |
Durchmusterung (DM) Number | BD+48 3964 |
Washington Double Stars (WDS) Number
|
|
Positional Data |
Position and Proper Motion (PPM) Number | 63927 |
Right Ascension (RA) J2000 | 23h 12m 33.003s |
Declination (Dec) J2000 | +49° 24' 22.346" |
Position Uncertainty | 0.0046s |
Proper Motion in RA (J2000)/cos(Dec) | +0.00920 |
Proper Motion in Dec (J2000) | +0.095666 |
Radial Velocity | +011.2km s-1 |
Trigonometric Parallax | +0.04082s |
Trigonometric Parallax Uncertainty | 0.00057s |
GCI Unit Vector in X (J2000) | 0.636796 |
GCI Unit Vector in Y (J2000) | -0.133758 |
GCI Unit Vector in Z (J2000) | 0.759342 |
Galactic Longitude | 106.88° |
Galactic Latitude
| -10.36°
|
Observational Data |
Observed Visual Magnitude (V) | 4.54 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.001 |
Observed B Magnitude | 4.85 |
Observed B-V Colour | +0.305 |
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 | 4.6 |
Observed Photographic Magnitude | 4.9 |
Morgan Keenan (MK) Spectral Type | F0V |
One-Dimensional Spectral Class | F0 |
Position Angle | |
Year of Observation | AD |