| Identification Data |
| Common Name | Vega |
| Constellation | Lyra |
| Star Name | 3alp Lyr |
| Skymap Number | 18360206 |
| Henry Draper (HD) Number | 172167 |
| Harvard Revised (HR) Number | 7001 |
| SAO Number | 67174 |
| Durchmusterung (DM) Number | BD+38 3238 |
Washington Double Stars (WDS) Number
| 18369+3846
|
| Positional Data |
| Position and Proper Motion (PPM) Number | 81558 |
| Right Ascension (RA) J2000 | 18h 36m 56.336s |
| Declination (Dec) J2000 | +38° 47' 1.291" |
| Position Uncertainty | 0.0073s |
| Proper Motion in RA (J2000)/cos(Dec) | +0.01719 |
| Proper Motion in Dec (J2000) | +0.287566 |
| Radial Velocity | -013.9km s-1 |
| Trigonometric Parallax | +0.12893s |
| Trigonometric Parallax Uncertainty | 0.00055s |
| GCI Unit Vector in X (J2000) | 0.125096 |
| GCI Unit Vector in Y (J2000) | -0.769413 |
| GCI Unit Vector in Z (J2000) | 0.626382 |
| Galactic Longitude | 67.45° |
Galactic Latitude
| 19.24°
|
| Observational Data |
| Observed Visual Magnitude (V) | 0.03 |
| Derived Visual Magnitude | |
| Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | |
| Observed B Magnitude | 0.03 |
| Observed B-V Colour | -0.001 |
| Observed B Magnitude or (B-V) Magnitude Uncertainty | 0.005 |
| Observed U Magnitude | |
| Observed U-B Colour | |
| Observed U Magnitude or (U-B) Magnitude Uncertainty | |
| Observed Photovisual Magnitude | .1 |
| Observed Photographic Magnitude | |
| Morgan Keenan (MK) Spectral Type | A0Va |
| One-Dimensional Spectral Class | A0 |
| Position Angle | 173 |
| Year of Observation | 1946. AD |
Printer Version