Identification Data |
Common Name | |
Constellation | Cygnus |
Star Name | 73rho Cyg |
Skymap Number | 21330171 |
Henry Draper (HD) Number | 205435 |
Harvard Revised (HR) Number | 8252 |
SAO Number | 51035 |
Durchmusterung (DM) Number | BD+44 3865 |
Washington Double Stars (WDS) Number
|
|
Positional Data |
Position and Proper Motion (PPM) Number | 61674 |
Right Ascension (RA) J2000 | 21h 33m 58.852s |
Declination (Dec) J2000 | +45° 35' 30.615" |
Position Uncertainty | 0.0060s |
Proper Motion in RA (J2000)/cos(Dec) | -0.00233 |
Proper Motion in Dec (J2000) | -0.093966 |
Radial Velocity | +006.9km s-1 |
Trigonometric Parallax | +0.02620s |
Trigonometric Parallax Uncertainty | 0.00051s |
GCI Unit Vector in X (J2000) | 0.562476 |
GCI Unit Vector in Y (J2000) | -0.416283 |
GCI Unit Vector in Z (J2000) | 0.714373 |
Galactic Longitude | 90.75° |
Galactic Latitude
| -4.58°
|
Observational Data |
Observed Visual Magnitude (V) | 3.99 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.002 |
Observed B Magnitude | 4.87 |
Observed B-V Colour | +0.879 |
Observed B Magnitude or (B-V) Magnitude Uncertainty | 0.003 |
Observed U Magnitude | |
Observed U-B Colour | |
Observed U Magnitude or (U-B) Magnitude Uncertainty | |
Observed Photovisual Magnitude | 4.2 |
Observed Photographic Magnitude | |
Morgan Keenan (MK) Spectral Type | G8IIIFe-0.5 |
One-Dimensional Spectral Class | K0 |
Position Angle | |
Year of Observation | AD |