| Identification Data |
| Common Name | |
| Constellation | Cygnus |
| Star Name | 42 Cyg |
| Skymap Number | 20290083 |
| Henry Draper (HD) Number | 195324 |
| Harvard Revised (HR) Number | 7835 |
| SAO Number | 70096 |
| Durchmusterung (DM) Number | BD+35 4141 |
Washington Double Stars (WDS) Number
|
|
| Positional Data |
| Position and Proper Motion (PPM) Number | 85042 |
| Right Ascension (RA) J2000 | 20h 29m 20.390s |
| Declination (Dec) J2000 | +36° 27' 17.024" |
| Position Uncertainty | 0.0050s |
| Proper Motion in RA (J2000)/cos(Dec) | +0.00021 |
| Proper Motion in Dec (J2000) | -0.001666 |
| Radial Velocity | -018.0km s-1 |
| Trigonometric Parallax | +0.00193s |
| Trigonometric Parallax Uncertainty | 0.00052s |
| GCI Unit Vector in X (J2000) | 0.487803 |
| GCI Unit Vector in Y (J2000) | -0.639523 |
| GCI Unit Vector in Z (J2000) | 0.594187 |
| Galactic Longitude | 75.86° |
Galactic Latitude
| -1.47°
|
| Observational Data |
| Observed Visual Magnitude (V) | 5.91 |
| Derived Visual Magnitude | |
| Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.003 |
| Observed B Magnitude | 6.31 |
| Observed B-V Colour | +0.404 |
| 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 | 5.9 |
| Observed Photographic Magnitude | |
| Morgan Keenan (MK) Spectral Type | A1Ib |
| One-Dimensional Spectral Class | A0 |
| Position Angle | |
| Year of Observation | AD |
Printer Version