| Identification Data |
| Common Name | |
| Constellation | Cygnus |
| Star Name | 34 Cyg |
| Skymap Number | 20170173 |
| Henry Draper (HD) Number | 193237 |
| Harvard Revised (HR) Number | 7763 |
| SAO Number | 69773 |
| Durchmusterung (DM) Number | BD+37 3871 |
Washington Double Stars (WDS) Number
|
|
| Positional Data |
| Position and Proper Motion (PPM) Number | 84645 |
| Right Ascension (RA) J2000 | 20h 17m 47.201s |
| Declination (Dec) J2000 | +38° 1' 58.549" |
| Position Uncertainty | 0.0050s |
| Proper Motion in RA (J2000)/cos(Dec) | -0.00030 |
| Proper Motion in Dec (J2000) | -0.006966 |
| Radial Velocity | -008.9km s-1 |
| Trigonometric Parallax | +0.00052s |
| Trigonometric Parallax Uncertainty | 0.00050s |
| GCI Unit Vector in X (J2000) | 0.445529 |
| GCI Unit Vector in Y (J2000) | -0.649544 |
| GCI Unit Vector in Z (J2000) | 0.616114 |
| Galactic Longitude | 75.83° |
Galactic Latitude
| 1.32°
|
| Observational Data |
| Observed Visual Magnitude (V) | 4.79 |
| Derived Visual Magnitude | |
| Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.005 |
| Observed B Magnitude | 5.16 |
| Observed B-V Colour | +0.374 |
| Observed B Magnitude or (B-V) Magnitude Uncertainty | 0.007 |
| Observed U Magnitude | |
| Observed U-B Colour | |
| Observed U Magnitude or (U-B) Magnitude Uncertainty | |
| Observed Photovisual Magnitude | 4.9 |
| Observed Photographic Magnitude | 4.7 |
| Morgan Keenan (MK) Spectral Type | B2pe |
| One-Dimensional Spectral Class | B1 |
| Position Angle | |
| Year of Observation | AD |
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