Identification Data |
Common Name | |
Constellation | Horologium |
Star Name | bet Hor |
Skymap Number | 2580096 |
Henry Draper (HD) Number | 18866 |
Harvard Revised (HR) Number | 909 |
SAO Number | 248701 |
Durchmusterung (DM) Number | CP-64 215 |
Washington Double Stars (WDS) Number
|
|
Positional Data |
Position and Proper Motion (PPM) Number | 353263 |
Right Ascension (RA) J2000 | 2h 58m 47.796s |
Declination (Dec) J2000 | -64° 4' 16.623" |
Position Uncertainty | 0.0069s |
Proper Motion in RA (J2000)/cos(Dec) | +0.00350 |
Proper Motion in Dec (J2000) | +0.005466 |
Radial Velocity | +023.6km s-1 |
Trigonometric Parallax | +0.01040s |
Trigonometric Parallax Uncertainty | 0.00050s |
GCI Unit Vector in X (J2000) | 0.310803 |
GCI Unit Vector in Y (J2000) | 0.307557 |
GCI Unit Vector in Z (J2000) | -0.899339 |
Galactic Longitude | 282.85° |
Galactic Latitude
| -47.79°
|
Observational Data |
Observed Visual Magnitude (V) | 4.98 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.002 |
Observed B Magnitude | 5.11 |
Observed B-V Colour | +0.134 |
Observed B Magnitude or (B-V) Magnitude Uncertainty | 0.003 |
Observed U Magnitude | |
Observed U-B Colour | |
Observed U Magnitude or (U-B) Magnitude Uncertainty | |
Observed Photovisual Magnitude | 5.1 |
Observed Photographic Magnitude | 5.2 |
Morgan Keenan (MK) Spectral Type | A3-5IIIm: |
One-Dimensional Spectral Class | A5 |
Position Angle | |
Year of Observation | AD |