| Identification Data |
| Common Name | |
| Constellation | Cygnus |
| Star Name | 47 Cyg |
| Skymap Number | 20330226 |
| Henry Draper (HD) Number | 196093 |
| Harvard Revised (HR) Number | 7866 |
| SAO Number | 70203 |
| Durchmusterung (DM) Number | BD+34 4079 |
Washington Double Stars (WDS) Number
| 20339+3515
|
| Positional Data |
| Position and Proper Motion (PPM) Number | 85166 |
| Right Ascension (RA) J2000 | 20h 33m 54.188s |
| Declination (Dec) J2000 | +35° 15' 3.064" |
| Position Uncertainty | 0.0066s |
| Proper Motion in RA (J2000)/cos(Dec) | -0.00018 |
| Proper Motion in Dec (J2000) | -0.005467 |
| Radial Velocity | -004.3km s-1 |
| Trigonometric Parallax | +0.00351s |
| Trigonometric Parallax Uncertainty | 0.00065s |
| GCI Unit Vector in X (J2000) | 0.508096 |
| GCI Unit Vector in Y (J2000) | -0.639318 |
| GCI Unit Vector in Z (J2000) | 0.577157 |
| Galactic Longitude | 75.43° |
Galactic Latitude
| -2.93°
|
| Observational Data |
| Observed Visual Magnitude (V) | 4.65 |
| Derived Visual Magnitude | |
| Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.004 |
| Observed B Magnitude | 6.14 |
| Observed B-V Colour | +1.487 |
| 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 | 4.6 |
| Observed Photographic Magnitude | 6.0 |
| Morgan Keenan (MK) Spectral Type | K2Ib+B3V |
| One-Dimensional Spectral Class | K5 |
| Position Angle | 98 |
| Year of Observation | 1989. AD |
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