| Identification Data |
| Common Name | Deneb |
| Constellation | Cygnus |
| Star Name | 50alp Cyg |
| Skymap Number | 20410095 |
| Henry Draper (HD) Number | 197345 |
| Harvard Revised (HR) Number | 7924 |
| SAO Number | 49941 |
| Durchmusterung (DM) Number | BD+44 3541 |
Washington Double Stars (WDS) Number
| 20414+4517
|
| Positional Data |
| Position and Proper Motion (PPM) Number | 60323 |
| Right Ascension (RA) J2000 | 20h 41m 25.914s |
| Declination (Dec) J2000 | +45° 16' 49.217" |
| Position Uncertainty | 0.0065s |
| Proper Motion in RA (J2000)/cos(Dec) | +0.00015 |
| Proper Motion in Dec (J2000) | +0.001666 |
| Radial Velocity | -004.5km s-1 |
| Trigonometric Parallax | +0.00101s |
| Trigonometric Parallax Uncertainty | 0.00057s |
| GCI Unit Vector in X (J2000) | 0.455649 |
| GCI Unit Vector in Y (J2000) | -0.536182 |
| GCI Unit Vector in Z (J2000) | 0.710558 |
| Galactic Longitude | 84.29° |
Galactic Latitude
| 2.00°
|
| Observational Data |
| Observed Visual Magnitude (V) | 1.33 |
| Derived Visual Magnitude | |
| Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.007 |
| Observed B Magnitude | 1.44 |
| Observed B-V Colour | +0.112 |
| Observed B Magnitude or (B-V) Magnitude Uncertainty | 0.010 |
| Observed U Magnitude | |
| Observed U-B Colour | |
| Observed U Magnitude or (U-B) Magnitude Uncertainty | |
| Observed Photovisual Magnitude | 1.3 |
| Observed Photographic Magnitude | |
| Morgan Keenan (MK) Spectral Type | A2Ia |
| One-Dimensional Spectral Class | A2 |
| Position Angle | 106 |
| Year of Observation | 1924. AD |
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