Identification Data |
Common Name | |
Constellation | Ara |
Star Name | eps2Ara |
Skymap Number | 17030021 |
Henry Draper (HD) Number | 153580 |
Harvard Revised (HR) Number | 6314 |
SAO Number | 244388 |
Durchmusterung (DM) Number | CP-53 8316 |
Washington Double Stars (WDS) Number
| 17031-5314
|
Positional Data |
Position and Proper Motion (PPM) Number | 345633 |
Right Ascension (RA) J2000 | 17h 3m 8.710s |
Declination (Dec) J2000 | -53° 14' 13.300" |
Position Uncertainty | 0.0097s |
Proper Motion in RA (J2000)/cos(Dec) | +0.00013 |
Proper Motion in Dec (J2000) | -0.165167 |
Radial Velocity | +007.0km s-1 |
Trigonometric Parallax | +0.03797s |
Trigonometric Parallax Uncertainty | 0.00084s |
GCI Unit Vector in X (J2000) | -0.146957 |
GCI Unit Vector in Y (J2000) | -0.580184 |
GCI Unit Vector in Z (J2000) | -0.801118 |
Galactic Longitude | 335.42° |
Galactic Latitude
| -7.06°
|
Observational Data |
Observed Visual Magnitude (V) | 5.28 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.004 |
Observed B Magnitude | 5.77 |
Observed B-V Colour | +0.487 |
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 | 5.0 |
Observed Photographic Magnitude | |
Morgan Keenan (MK) Spectral Type | F6V |
One-Dimensional Spectral Class | F8 |
Position Angle | 20 |
Year of Observation | AD |