| Identification Data |
| Common Name | |
| Constellation | Cygnus |
| Star Name | 79 Cyg |
| Skymap Number | 21430083 |
| Henry Draper (HD) Number | 206774 |
| Harvard Revised (HR) Number | 8307 |
| SAO Number | 71643 |
| Durchmusterung (DM) Number | BD+37 4408 |
Washington Double Stars (WDS) Number
| 21434+3817
|
| Positional Data |
| Position and Proper Motion (PPM) Number | 86944 |
| Right Ascension (RA) J2000 | 21h 43m 25.652s |
| Declination (Dec) J2000 | +38° 17' 0.919" |
| Position Uncertainty | 0.0052s |
| Proper Motion in RA (J2000)/cos(Dec) | +0.00294 |
| Proper Motion in Dec (J2000) | -0.004966 |
| Radial Velocity | -022.8km s-1 |
| Trigonometric Parallax | +0.01197s |
| Trigonometric Parallax Uncertainty | 0.00060s |
| GCI Unit Vector in X (J2000) | 0.649658 |
| GCI Unit Vector in Y (J2000) | -0.440565 |
| GCI Unit Vector in Z (J2000) | 0.619554 |
| Galactic Longitude | 87.12° |
Galactic Latitude
| -11.18°
|
| Observational Data |
| Observed Visual Magnitude (V) | 5.70 |
| Derived Visual Magnitude | |
| Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.003 |
| Observed B Magnitude | 5.70 |
| Observed B-V Colour | -0.005 |
| 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 | 5.6 |
| Observed Photographic Magnitude | 5.6 |
| Morgan Keenan (MK) Spectral Type | A0V |
| One-Dimensional Spectral Class | A0 |
| Position Angle | 60 |
| Year of Observation | 1925. AD |
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