Identification Data |
Common Name | |
Constellation | Perseus |
Star Name | 23gam Per |
Skymap Number | 3040090 |
Henry Draper (HD) Number | 18925 |
Harvard Revised (HR) Number | 915 |
SAO Number | 23789 |
Durchmusterung (DM) Number | BD+52 654 |
Washington Double Stars (WDS) Number
| 03048+5330
|
Positional Data |
Position and Proper Motion (PPM) Number | 28201 |
Right Ascension (RA) J2000 | 3h 4m 47.790s |
Declination (Dec) J2000 | +53° 30' 23.184" |
Position Uncertainty | 0.0096s |
Proper Motion in RA (J2000)/cos(Dec) | +0.00006 |
Proper Motion in Dec (J2000) | -0.004266 |
Radial Velocity | +002.5km s-1 |
Trigonometric Parallax | +0.01272s |
Trigonometric Parallax Uncertainty | 0.00071s |
GCI Unit Vector in X (J2000) | 0.411647 |
GCI Unit Vector in Y (J2000) | 0.429248 |
GCI Unit Vector in Z (J2000) | 0.803924 |
Galactic Longitude | 142.07° |
Galactic Latitude
| -4.34°
|
Observational Data |
Observed Visual Magnitude (V) | 2.94 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.002 |
Observed B Magnitude | 3.64 |
Observed B-V Colour | +0.699 |
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 | 3.1 |
Observed Photographic Magnitude | |
Morgan Keenan (MK) Spectral Type | G8III+A2V |
One-Dimensional Spectral Class | F5 |
Position Angle | 69 |
Year of Observation | 1993. AD |