Identification Data |
Common Name | |
Constellation | Vulpecula |
Star Name | 29 Vul |
Skymap Number | 20380117 |
Henry Draper (HD) Number | 196724 |
Harvard Revised (HR) Number | 7891 |
SAO Number | 88944 |
Durchmusterung (DM) Number | BD+20 4658 |
Washington Double Stars (WDS) Number
|
|
Positional Data |
Position and Proper Motion (PPM) Number | 111575 |
Right Ascension (RA) J2000 | 20h 38m 31.338s |
Declination (Dec) J2000 | +21° 12' 4.225" |
Position Uncertainty | 0.0059s |
Proper Motion in RA (J2000)/cos(Dec) | +0.00532 |
Proper Motion in Dec (J2000) | -0.002566 |
Radial Velocity | -018.4km s-1 |
Trigonometric Parallax | +0.01527s |
Trigonometric Parallax Uncertainty | 0.00067s |
GCI Unit Vector in X (J2000) | 0.594664 |
GCI Unit Vector in Y (J2000) | -0.718045 |
GCI Unit Vector in Z (J2000) | 0.361644 |
Galactic Longitude | 64.60° |
Galactic Latitude
| -12.05°
|
Observational Data |
Observed Visual Magnitude (V) | 4.81 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.002 |
Observed B Magnitude | 4.78 |
Observed B-V Colour | -0.030 |
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 | 4.8 |
Observed Photographic Magnitude | |
Morgan Keenan (MK) Spectral Type | A0V |
One-Dimensional Spectral Class | A0 |
Position Angle | |
Year of Observation | AD |