Identification Data |
Common Name | |
Constellation | Cygnus |
Star Name | 29 Cyg |
Skymap Number | 20140142 |
Henry Draper (HD) Number | 192640 |
Harvard Revised (HR) Number | 7736 |
SAO Number | 69678 |
Durchmusterung (DM) Number | BD+36 3955 |
Washington Double Stars (WDS) Number
| 20145+3648
|
Positional Data |
Position and Proper Motion (PPM) Number | 84530 |
Right Ascension (RA) J2000 | 20h 14m 32.032s |
Declination (Dec) J2000 | +36° 48' 22.688" |
Position Uncertainty | 0.0057s |
Proper Motion in RA (J2000)/cos(Dec) | +0.00576 |
Proper Motion in Dec (J2000) | +0.068766 |
Radial Velocity | -017.3km s-1 |
Trigonometric Parallax | +0.02437s |
Trigonometric Parallax Uncertainty | 0.00055s |
GCI Unit Vector in X (J2000) | 0.443471 |
GCI Unit Vector in Y (J2000) | -0.666632 |
GCI Unit Vector in Z (J2000) | 0.599112 |
Galactic Longitude | 74.45° |
Galactic Latitude
| 1.17°
|
Observational Data |
Observed Visual Magnitude (V) | 4.95 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.003 |
Observed B Magnitude | 5.10 |
Observed B-V Colour | +0.149 |
Observed B Magnitude or (B-V) Magnitude Uncertainty | 0.004 |
Observed U Magnitude | |
Observed U-B Colour | |
Observed U Magnitude or (U-B) Magnitude Uncertainty | |
Observed Photovisual Magnitude | 5.0 |
Observed Photographic Magnitude | 5.0 |
Morgan Keenan (MK) Spectral Type | A2V |
One-Dimensional Spectral Class | A0 |
Position Angle | 153 |
Year of Observation | 1924. AD |