Identification Data |
Common Name | Botein |
Constellation | Aries |
Star Name | 57del Ari |
Skymap Number | 3110085 |
Henry Draper (HD) Number | 19787 |
Harvard Revised (HR) Number | 951 |
SAO Number | 93328 |
Durchmusterung (DM) Number | BD+19 477 |
Washington Double Stars (WDS) Number
|
|
Positional Data |
Position and Proper Motion (PPM) Number | 118897 |
Right Ascension (RA) J2000 | 3h 11m 37.765s |
Declination (Dec) J2000 | +19° 43' 36.039" |
Position Uncertainty | 0.0141s |
Proper Motion in RA (J2000)/cos(Dec) | +0.01095 |
Proper Motion in Dec (J2000) | -0.008466 |
Radial Velocity | +024.7km s-1 |
Trigonometric Parallax | +0.01944s |
Trigonometric Parallax Uncertainty | 0.00123s |
GCI Unit Vector in X (J2000) | 0.630992 |
GCI Unit Vector in Y (J2000) | 0.698513 |
GCI Unit Vector in Z (J2000) | 0.337534 |
Galactic Longitude | 162.61° |
Galactic Latitude
| -32.14°
|
Observational Data |
Observed Visual Magnitude (V) | 4.35 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.003 |
Observed B Magnitude | 5.38 |
Observed B-V Colour | +1.029 |
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 | 4.5 |
Observed Photographic Magnitude | |
Morgan Keenan (MK) Spectral Type | K0III |
One-Dimensional Spectral Class | K0 |
Position Angle | |
Year of Observation | AD |