Identification Data |
Common Name | |
Constellation | Cygnus |
Star Name | 61 Cyg |
Skymap Number | 21060115 |
Henry Draper (HD) Number | 201091 |
Harvard Revised (HR) Number | 8085 |
SAO Number | 70919 |
Durchmusterung (DM) Number | BD+38 4343 |
Washington Double Stars (WDS) Number
| 21069+3845
|
Positional Data |
Position and Proper Motion (PPM) Number | 86045 |
Right Ascension (RA) J2000 | 21h 6m 53.943s |
Declination (Dec) J2000 | +38° 44' 57.898" |
Position Uncertainty | 0.0134s |
Proper Motion in RA (J2000)/cos(Dec) | +0.35534 |
Proper Motion in Dec (J2000) | +3.259466 |
Radial Velocity | -064.8km s-1 |
Trigonometric Parallax | +0.28718s |
Trigonometric Parallax Uncertainty | 0.00151s |
GCI Unit Vector in X (J2000) | 0.567814 |
GCI Unit Vector in Y (J2000) | -0.534618 |
GCI Unit Vector in Z (J2000) | 0.625916 |
Galactic Longitude | 82.25° |
Galactic Latitude
| -5.81°
|
Observational Data |
Observed Visual Magnitude (V) | 5.20 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | |
Observed B Magnitude | 6.27 |
Observed B-V Colour | +1.069 |
Observed B Magnitude or (B-V) Magnitude Uncertainty | 0.015 |
Observed U Magnitude | |
Observed U-B Colour | |
Observed U Magnitude or (U-B) Magnitude Uncertainty | |
Observed Photovisual Magnitude | 5.6 |
Observed Photographic Magnitude | 6.7 |
Morgan Keenan (MK) Spectral Type | K5V |
One-Dimensional Spectral Class | K5 |
Position Angle | 149 |
Year of Observation | 1993. AD |