| Identification Data |
| Common Name | |
| Constellation | Pegasus |
| Star Name | 77 Peg |
| Skymap Number | 23430061 |
| Henry Draper (HD) Number | 222764 |
| Harvard Revised (HR) Number | 8991 |
| SAO Number | 108789 |
| Durchmusterung (DM) Number | BD+09 5268 |
Washington Double Stars (WDS) Number
|
|
| Positional Data |
| Position and Proper Motion (PPM) Number | 142782 |
| Right Ascension (RA) J2000 | 23h 43m 22.359s |
| Declination (Dec) J2000 | +10° 19' 53.530" |
| Position Uncertainty | 0.0073s |
| Proper Motion in RA (J2000)/cos(Dec) | +0.00033 |
| Proper Motion in Dec (J2000) | +0.011466 |
| Radial Velocity | -033.5km s-1 |
| Trigonometric Parallax | +0.00399s |
| Trigonometric Parallax Uncertainty | 0.00080s |
| GCI Unit Vector in X (J2000) | 0.981198 |
| GCI Unit Vector in Y (J2000) | -0.071312 |
| GCI Unit Vector in Z (J2000) | 0.179344 |
| Galactic Longitude | 96.88° |
Galactic Latitude
| -49.06°
|
| Observational Data |
| Observed Visual Magnitude (V) | 5.10 |
| Derived Visual Magnitude | |
| Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.003 |
| Observed B Magnitude | 6.77 |
| Observed B-V Colour | +1.666 |
| Observed B Magnitude or (B-V) Magnitude Uncertainty | 0.006 |
| Observed U Magnitude | |
| Observed U-B Colour | |
| Observed U Magnitude or (U-B) Magnitude Uncertainty | |
| Observed Photovisual Magnitude | 5.4 |
| Observed Photographic Magnitude | |
| Morgan Keenan (MK) Spectral Type | M2III |
| One-Dimensional Spectral Class | M0 |
| Position Angle | |
| Year of Observation | AD |
