| Identification Data |
| Common Name | |
| Constellation | Pegasus |
| Star Name | 51 Peg |
| Skymap Number | 22570068 |
| Henry Draper (HD) Number | 217014 |
| Harvard Revised (HR) Number | 8729 |
| SAO Number | 90896 |
| Durchmusterung (DM) Number | BD+19 5036 |
Washington Double Stars (WDS) Number
|
|
| Positional Data |
| Position and Proper Motion (PPM) Number | 114985 |
| Right Ascension (RA) J2000 | 22h 57m 27.980s |
| Declination (Dec) J2000 | +20° 46' 7.796" |
| Position Uncertainty | 0.0075s |
| Proper Motion in RA (J2000)/cos(Dec) | +0.01484 |
| Proper Motion in Dec (J2000) | +0.061066 |
| Radial Velocity | -032.7km s-1 |
| Trigonometric Parallax | +0.06510s |
| Trigonometric Parallax Uncertainty | 0.00076s |
| GCI Unit Vector in X (J2000) | 0.900428 |
| GCI Unit Vector in Y (J2000) | -0.251970 |
| GCI Unit Vector in Z (J2000) | 0.354598 |
| Galactic Longitude | 90.07° |
Galactic Latitude
| -34.73°
|
| Observational Data |
| Observed Visual Magnitude (V) | 5.45 |
| Derived Visual Magnitude | |
| Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.003 |
| Observed B Magnitude | 6.11 |
| Observed B-V Colour | +0.664 |
| 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 | 5.6 |
| Observed Photographic Magnitude | 6.1 |
| Morgan Keenan (MK) Spectral Type | G2IV |
| One-Dimensional Spectral Class | G0 |
| Position Angle | |
| Year of Observation | AD |