| Identification Data |
| Common Name | |
| Constellation | Apus |
| Star Name | alp Aps |
| Skymap Number | 14470150 |
| Henry Draper (HD) Number | 129078 |
| Harvard Revised (HR) Number | 5470 |
| SAO Number | 257193 |
| Durchmusterung (DM) Number | CP-78 893 |
Washington Double Stars (WDS) Number
|
|
| Positional Data |
| Position and Proper Motion (PPM) Number | 372410 |
| Right Ascension (RA) J2000 | 14h 47m 51.708s |
| Declination (Dec) J2000 | -79° 2' 41.103" |
| Position Uncertainty | 0.0057s |
| Proper Motion in RA (J2000)/cos(Dec) | -0.00199 |
| Proper Motion in Dec (J2000) | -0.015866 |
| Radial Velocity | -001.1km s-1 |
| Trigonometric Parallax | +0.00793s |
| Trigonometric Parallax Uncertainty | 0.00053s |
| GCI Unit Vector in X (J2000) | -0.141306 |
| GCI Unit Vector in Y (J2000) | -0.127078 |
| GCI Unit Vector in Z (J2000) | -0.981776 |
| Galactic Longitude | 308.50° |
Galactic Latitude
| -17.45°
|
| Observational Data |
| Observed Visual Magnitude (V) | 3.81 |
| Derived Visual Magnitude | |
| Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.002 |
| Observed B Magnitude | 5.24 |
| Observed B-V Colour | +1.432 |
| 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 | 3.8 |
| Observed Photographic Magnitude | |
| Morgan Keenan (MK) Spectral Type | K3IIICN0.5 |
| One-Dimensional Spectral Class | K5 |
| Position Angle | |
| Year of Observation | AD |
