| Identification Data |
| Common Name | |
| Constellation | Vulpecula |
| Star Name | 27 Vul |
| Skymap Number | 20370024 |
| Henry Draper (HD) Number | 196504 |
| Harvard Revised (HR) Number | 7880 |
| SAO Number | 88903 |
| Durchmusterung (DM) Number | BD+25 4302 |
Washington Double Stars (WDS) Number
|
|
| Positional Data |
| Position and Proper Motion (PPM) Number | 111513 |
| Right Ascension (RA) J2000 | 20h 37m 4.673s |
| Declination (Dec) J2000 | +26° 27' 43.010" |
| Position Uncertainty | 0.0064s |
| Proper Motion in RA (J2000)/cos(Dec) | +0.00121 |
| Proper Motion in Dec (J2000) | -0.011466 |
| Radial Velocity | -021.8km s-1 |
| Trigonometric Parallax | +0.01068s |
| Trigonometric Parallax Uncertainty | 0.00067s |
| GCI Unit Vector in X (J2000) | 0.566653 |
| GCI Unit Vector in Y (J2000) | -0.693067 |
| GCI Unit Vector in Z (J2000) | 0.445603 |
| Galactic Longitude | 68.73° |
Galactic Latitude
| -8.70°
|
| Observational Data |
| Observed Visual Magnitude (V) | 5.60 |
| Derived Visual Magnitude | |
| Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.003 |
| Observed B Magnitude | 5.55 |
| Observed B-V Colour | -0.053 |
| Observed B Magnitude or (B-V) Magnitude Uncertainty | 0.004 |
| Observed U Magnitude | |
| Observed U-B Colour | |
| Observed U Magnitude or (U-B) Magnitude Uncertainty | |
| Observed Photovisual Magnitude | 5.5 |
| Observed Photographic Magnitude | |
| Morgan Keenan (MK) Spectral Type | B9V |
| One-Dimensional Spectral Class | B9 |
| Position Angle | |
| Year of Observation | AD |
