| Identification Data |
| Common Name | |
| Constellation | Perseus |
| Star Name | 51mu Per |
| Skymap Number | 4140145 |
| Henry Draper (HD) Number | 26630 |
| Harvard Revised (HR) Number | 1303 |
| SAO Number | 39404 |
| Durchmusterung (DM) Number | BD+48 1063 |
Washington Double Stars (WDS) Number
| 04149+4825
|
| Positional Data |
| Position and Proper Motion (PPM) Number | 46912 |
| Right Ascension (RA) J2000 | 4h 14m 53.862s |
| Declination (Dec) J2000 | +48° 24' 33.591" |
| Position Uncertainty | 0.0086s |
| Proper Motion in RA (J2000)/cos(Dec) | +0.00051 |
| Proper Motion in Dec (J2000) | -0.017466 |
| Radial Velocity | +007.7km s-1 |
| Trigonometric Parallax | +0.00451s |
| Trigonometric Parallax Uncertainty | 0.00076s |
| GCI Unit Vector in X (J2000) | 0.293859 |
| GCI Unit Vector in Y (J2000) | 0.595217 |
| GCI Unit Vector in Z (J2000) | 0.747906 |
| Galactic Longitude | 153.94° |
Galactic Latitude
| -1.82°
|
| Observational Data |
| Observed Visual Magnitude (V) | 4.15 |
| Derived Visual Magnitude | |
| Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.002 |
| Observed B Magnitude | 5.08 |
| Observed B-V Colour | +0.930 |
| Observed B Magnitude or (B-V) Magnitude Uncertainty | 0.002 |
| Observed U Magnitude | |
| Observed U-B Colour | |
| Observed U Magnitude or (U-B) Magnitude Uncertainty | |
| Observed Photovisual Magnitude | 4.3 |
| Observed Photographic Magnitude | |
| Morgan Keenan (MK) Spectral Type | G0Ib+B9/A0 |
| One-Dimensional Spectral Class | G0 |
| Position Angle | 349 |
| Year of Observation | 1934. AD |
