Identification Data |
Common Name | |
Constellation | Pegasus |
Star Name | 20 Peg |
Skymap Number | 22010023 |
Henry Draper (HD) Number | 209166 |
Harvard Revised (HR) Number | 8392 |
SAO Number | 107587 |
Durchmusterung (DM) Number | BD+12 4737 |
Washington Double Stars (WDS) Number
| 22011+1307
|
Positional Data |
Position and Proper Motion (PPM) Number | 140951 |
Right Ascension (RA) J2000 | 22h 1m 5.349s |
Declination (Dec) J2000 | +13° 7' 11.364" |
Position Uncertainty | 0.0099s |
Proper Motion in RA (J2000)/cos(Dec) | +0.00394 |
Proper Motion in Dec (J2000) | -0.056766 |
Radial Velocity | +007.0km s-1 |
Trigonometric Parallax | +0.01430s |
Trigonometric Parallax Uncertainty | 0.00081s |
GCI Unit Vector in X (J2000) | 0.845725 |
GCI Unit Vector in Y (J2000) | -0.482935 |
GCI Unit Vector in Z (J2000) | 0.226988 |
Galactic Longitude | 71.69° |
Galactic Latitude
| -32.32°
|
Observational Data |
Observed Visual Magnitude (V) | 5.61 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.004 |
Observed B Magnitude | 5.97 |
Observed B-V Colour | +0.356 |
Observed B Magnitude or (B-V) Magnitude Uncertainty | 0.005 |
Observed U Magnitude | |
Observed U-B Colour | |
Observed U Magnitude or (U-B) Magnitude Uncertainty | |
Observed Photovisual Magnitude | 5.7 |
Observed Photographic Magnitude | |
Morgan Keenan (MK) Spectral Type | F4III |
One-Dimensional Spectral Class | F2 |
Position Angle | 324 |
Year of Observation | 1925. AD |