| Identification Data |
| Common Name | |
| Constellation | Vulpecula |
| Star Name | 30 Vul |
| Skymap Number | 20440177 |
| Henry Draper (HD) Number | 197752 |
| Harvard Revised (HR) Number | 7939 |
| SAO Number | 89084 |
| Durchmusterung (DM) Number | BD+24 4229 |
Washington Double Stars (WDS) Number
|
|
| Positional Data |
| Position and Proper Motion (PPM) Number | 111801 |
| Right Ascension (RA) J2000 | 20h 44m 52.505s |
| Declination (Dec) J2000 | +25° 16' 14.220" |
| Position Uncertainty | 0.0074s |
| Proper Motion in RA (J2000)/cos(Dec) | -0.00205 |
| Proper Motion in Dec (J2000) | -0.177666 |
| Radial Velocity | +031.0km s-1 |
| Trigonometric Parallax | +0.00894s |
| Trigonometric Parallax Uncertainty | 0.00077s |
| GCI Unit Vector in X (J2000) | 0.595877 |
| GCI Unit Vector in Y (J2000) | -0.680215 |
| GCI Unit Vector in Z (J2000) | 0.426894 |
| Galactic Longitude | 68.83° |
Galactic Latitude
| -10.81°
|
| Observational Data |
| Observed Visual Magnitude (V) | 4.92 |
| Derived Visual Magnitude | |
| Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.003 |
| Observed B Magnitude | 6.09 |
| Observed B-V Colour | +1.174 |
| 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 | 5.1 |
| Observed Photographic Magnitude | 6.2 |
| Morgan Keenan (MK) Spectral Type | K1III |
| One-Dimensional Spectral Class | K2 |
| Position Angle | |
| Year of Observation | AD |
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