Identification Data |
Common Name | |
Constellation | Pictor |
Star Name | alp Pic |
Skymap Number | 6480052 |
Henry Draper (HD) Number | 50241 |
Harvard Revised (HR) Number | 2550 |
SAO Number | 249647 |
Durchmusterung (DM) Number | CP-61 720 |
Washington Double Stars (WDS) Number
|
|
Positional Data |
Position and Proper Motion (PPM) Number | 355624 |
Right Ascension (RA) J2000 | 6h 48m 11.452s |
Declination (Dec) J2000 | -61° 56' 29.010" |
Position Uncertainty | 0.0288s |
Proper Motion in RA (J2000)/cos(Dec) | -0.00969 |
Proper Motion in Dec (J2000) | +0.242066 |
Radial Velocity | +020.6km s-1 |
Trigonometric Parallax | +0.03296s |
Trigonometric Parallax Uncertainty | 0.00214s |
GCI Unit Vector in X (J2000) | -0.098180 |
GCI Unit Vector in Y (J2000) | 0.460014 |
GCI Unit Vector in Z (J2000) | -0.882467 |
Galactic Longitude | 271.92° |
Galactic Latitude
| -24.10°
|
Observational Data |
Observed Visual Magnitude (V) | 3.25 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.002 |
Observed B Magnitude | 3.48 |
Observed B-V Colour | +0.229 |
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 | 3.3 |
Observed Photographic Magnitude | 3.4 |
Morgan Keenan (MK) Spectral Type | A7IV |
One-Dimensional Spectral Class | A5 |
Position Angle | |
Year of Observation | AD |