Identification Data |
Common Name | |
Constellation | Sextans |
Star Name | 15alp Sex |
Skymap Number | 10070184 |
Henry Draper (HD) Number | 87887 |
Harvard Revised (HR) Number | 3981 |
SAO Number | 137366 |
Durchmusterung (DM) Number | BD+00 2615 |
Washington Double Stars (WDS) Number
|
|
Positional Data |
Position and Proper Motion (PPM) Number | 178090 |
Right Ascension (RA) J2000 | 10h 7m 56.280s |
Declination (Dec) J2000 | -0° 22' 17.892" |
Position Uncertainty | 0.0125s |
Proper Motion in RA (J2000)/cos(Dec) | -0.00175 |
Proper Motion in Dec (J2000) | -0.003766 |
Radial Velocity | +007.1km s-1 |
Trigonometric Parallax | +0.01135s |
Trigonometric Parallax Uncertainty | 0.00109s |
GCI Unit Vector in X (J2000) | -0.882802 |
GCI Unit Vector in Y (J2000) | 0.469701 |
GCI Unit Vector in Z (J2000) | -0.006486 |
Galactic Longitude | 241.12° |
Galactic Latitude
| 42.07°
|
Observational Data |
Observed Visual Magnitude (V) | 4.48 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.003 |
Observed B Magnitude | 4.45 |
Observed B-V Colour | -0.028 |
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 | 4.4 |
Morgan Keenan (MK) Spectral Type | A0III |
One-Dimensional Spectral Class | A0 |
Position Angle | |
Year of Observation | AD |