Identification Data |
Common Name | |
Constellation | Delphinus |
Star Name | 8the Del |
Skymap Number | 20380154 |
Henry Draper (HD) Number | 196725 |
Harvard Revised (HR) Number | 7892 |
SAO Number | 106342 |
Durchmusterung (DM) Number | BD+12 4411 |
Washington Double Stars (WDS) Number
|
|
Positional Data |
Position and Proper Motion (PPM) Number | 138761 |
Right Ascension (RA) J2000 | 20h 38m 43.986s |
Declination (Dec) J2000 | +13° 18' 54.449" |
Position Uncertainty | 0.0078s |
Proper Motion in RA (J2000)/cos(Dec) | +0.00018 |
Proper Motion in Dec (J2000) | -0.000466 |
Radial Velocity | -014.7km s-1 |
Trigonometric Parallax | +0.00250s |
Trigonometric Parallax Uncertainty | 0.00075s |
GCI Unit Vector in X (J2000) | 0.621378 |
GCI Unit Vector in Y (J2000) | -0.748898 |
GCI Unit Vector in Z (J2000) | 0.230307 |
Galactic Longitude | 57.95° |
Galactic Latitude
| -16.61°
|
Observational Data |
Observed Visual Magnitude (V) | 5.69 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.004 |
Observed B Magnitude | 7.20 |
Observed B-V Colour | +1.508 |
Observed B Magnitude or (B-V) Magnitude Uncertainty | 0.008 |
Observed U Magnitude | |
Observed U-B Colour | |
Observed U Magnitude or (U-B) Magnitude Uncertainty | |
Observed Photovisual Magnitude | 6.1 |
Observed Photographic Magnitude | 7.2 |
Morgan Keenan (MK) Spectral Type | K3Ib |
One-Dimensional Spectral Class | K5 |
Position Angle | |
Year of Observation | AD |