Identification Data |
Common Name | |
Constellation | Vulpecula |
Star Name | 9 Vul |
Skymap Number | 19340155 |
Henry Draper (HD) Number | 184606 |
Harvard Revised (HR) Number | 7437 |
SAO Number | 104990 |
Durchmusterung (DM) Number | BD+19 4063 |
Washington Double Stars (WDS) Number
| 19346+1946
|
Positional Data |
Position and Proper Motion (PPM) Number | 136528 |
Right Ascension (RA) J2000 | 19h 34m 34.896s |
Declination (Dec) J2000 | +19° 46' 24.250" |
Position Uncertainty | 0.0061s |
Proper Motion in RA (J2000)/cos(Dec) | +0.00095 |
Proper Motion in Dec (J2000) | +0.002266 |
Radial Velocity | +005.0km s-1 |
Trigonometric Parallax | +0.00536s |
Trigonometric Parallax Uncertainty | 0.00065s |
GCI Unit Vector in X (J2000) | 0.377427 |
GCI Unit Vector in Y (J2000) | -0.862033 |
GCI Unit Vector in Z (J2000) | 0.338301 |
Galactic Longitude | 55.36° |
Galactic Latitude
| -0.14°
|
Observational Data |
Observed Visual Magnitude (V) | 5.00 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.002 |
Observed B Magnitude | 4.91 |
Observed B-V Colour | -0.095 |
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 | 4.9 |
Observed Photographic Magnitude | 4.7 |
Morgan Keenan (MK) Spectral Type | B8IIIn |
One-Dimensional Spectral Class | B8 |
Position Angle | 31 |
Year of Observation | 1968. AD |