| Identification Data |
| Common Name | |
| Constellation | Cygnus |
| Star Name | 59 Cyg |
| Skymap Number | 20590162 |
| Henry Draper (HD) Number | 200120 |
| Harvard Revised (HR) Number | 8047 |
| SAO Number | 50335 |
| Durchmusterung (DM) Number | BD+46 3133 |
Washington Double Stars (WDS) Number
| 20598+4731
|
| Positional Data |
| Position and Proper Motion (PPM) Number | 60809 |
| Right Ascension (RA) J2000 | 20h 59m 49.555s |
| Declination (Dec) J2000 | +47° 31' 15.412" |
| Position Uncertainty | 0.0090s |
| Proper Motion in RA (J2000)/cos(Dec) | +0.00072 |
| Proper Motion in Dec (J2000) | +0.002567 |
| Radial Velocity | +001.4km s-1 |
| Trigonometric Parallax | +0.00290s |
| Trigonometric Parallax Uncertainty | 0.00064s |
| GCI Unit Vector in X (J2000) | 0.477161 |
| GCI Unit Vector in Y (J2000) | -0.477886 |
| GCI Unit Vector in Z (J2000) | 0.737524 |
| Galactic Longitude | 88.03° |
Galactic Latitude
| 0.97°
|
| Observational Data |
| Observed Visual Magnitude (V) | 4.76 |
| Derived Visual Magnitude | |
| Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.003 |
| Observed B Magnitude | 4.67 |
| Observed B-V Colour | -0.087 |
| 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 | 4.9 |
| Observed Photographic Magnitude | |
| Morgan Keenan (MK) Spectral Type | B1ne |
| One-Dimensional Spectral Class | B0 |
| Position Angle | 37 |
| Year of Observation | 1991. AD |
