| Identification Data |
| Common Name | |
| Constellation | Pegasus |
| Star Name | 55 Peg |
| Skymap Number | 23070002 |
| Henry Draper (HD) Number | 218329 |
| Harvard Revised (HR) Number | 8795 |
| SAO Number | 127976 |
| Durchmusterung (DM) Number | BD+08 4997 |
Washington Double Stars (WDS) Number
|
|
| Positional Data |
| Position and Proper Motion (PPM) Number | 173762 |
| Right Ascension (RA) J2000 | 23h 7m 0.259s |
| Declination (Dec) J2000 | +9° 24' 34.170" |
| Position Uncertainty | 0.0140s |
| Proper Motion in RA (J2000)/cos(Dec) | +0.00046 |
| Proper Motion in Dec (J2000) | -0.012866 |
| Radial Velocity | -005.3km s-1 |
| Trigonometric Parallax | +0.01013s |
| Trigonometric Parallax Uncertainty | 0.00087s |
| GCI Unit Vector in X (J2000) | 0.960287 |
| GCI Unit Vector in Y (J2000) | -0.226098 |
| GCI Unit Vector in Z (J2000) | 0.163489 |
| Galactic Longitude | 84.63° |
Galactic Latitude
| -45.55°
|
| Observational Data |
| Observed Visual Magnitude (V) | 4.54 |
| Derived Visual Magnitude | |
| Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.003 |
| Observed B Magnitude | 6.08 |
| Observed B-V Colour | +1.544 |
| 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 | 4.7 |
| Observed Photographic Magnitude | |
| Morgan Keenan (MK) Spectral Type | M1IIIab |
| One-Dimensional Spectral Class | M0 |
| Position Angle | |
| Year of Observation | AD |
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