| Identification Data |
| Common Name | |
| Constellation | Vulpecula |
| Star Name | 1 Vul |
| Skymap Number | 19160045 |
| Henry Draper (HD) Number | 180554 |
| Harvard Revised (HR) Number | 7306 |
| SAO Number | 87010 |
| Durchmusterung (DM) Number | BD+21 3713 |
Washington Double Stars (WDS) Number
| 19162+2123
|
| Positional Data |
| Position and Proper Motion (PPM) Number | 108693 |
| Right Ascension (RA) J2000 | 19h 16m 13.040s |
| Declination (Dec) J2000 | +21° 23' 25.540" |
| Position Uncertainty | 0.0062s |
| Proper Motion in RA (J2000)/cos(Dec) | +0.00005 |
| Proper Motion in Dec (J2000) | -0.006166 |
| Radial Velocity | -025.2km s-1 |
| Trigonometric Parallax | +0.00358s |
| Trigonometric Parallax Uncertainty | 0.00060s |
| GCI Unit Vector in X (J2000) | 0.303977 |
| GCI Unit Vector in Y (J2000) | -0.880100 |
| GCI Unit Vector in Z (J2000) | 0.364721 |
| Galactic Longitude | 54.75° |
Galactic Latitude
| 4.41°
|
| Observational Data |
| Observed Visual Magnitude (V) | 4.77 |
| Derived Visual Magnitude | |
| Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.002 |
| Observed B Magnitude | 4.70 |
| Observed B-V Colour | -0.074 |
| Observed B Magnitude or (B-V) Magnitude Uncertainty | 0.002 |
| Observed U Magnitude | |
| Observed U-B Colour | |
| Observed U Magnitude or (U-B) Magnitude Uncertainty | |
| Observed Photovisual Magnitude | 4.6 |
| Observed Photographic Magnitude | |
| Morgan Keenan (MK) Spectral Type | B4IV |
| One-Dimensional Spectral Class | B5 |
| Position Angle | 13 |
| Year of Observation | 1924. AD |
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