| Identification Data |
| Common Name | |
| Constellation | Perseus |
| Star Name | 2 Per |
| Skymap Number | 1520015 |
| Henry Draper (HD) Number | 11291 |
| Harvard Revised (HR) Number | 536 |
| SAO Number | 22696 |
| Durchmusterung (DM) Number | BD+50 379 |
Washington Double Stars (WDS) Number
|
|
| Positional Data |
| Position and Proper Motion (PPM) Number | 26838 |
| Right Ascension (RA) J2000 | 1h 52m 9.371s |
| Declination (Dec) J2000 | +50° 47' 34.058" |
| Position Uncertainty | 0.0064s |
| Proper Motion in RA (J2000)/cos(Dec) | +0.00194 |
| Proper Motion in Dec (J2000) | -0.028766 |
| Radial Velocity | +010.0km s-1 |
| Trigonometric Parallax | +0.00663s |
| Trigonometric Parallax Uncertainty | 0.00073s |
| GCI Unit Vector in X (J2000) | 0.557932 |
| GCI Unit Vector in Y (J2000) | 0.297146 |
| GCI Unit Vector in Z (J2000) | 0.774865 |
| Galactic Longitude | 132.64° |
Galactic Latitude
| -10.93°
|
| Observational Data |
| Observed Visual Magnitude (V) | 5.70 |
| Derived Visual Magnitude | |
| Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.003 |
| Observed B Magnitude | 5.63 |
| Observed B-V Colour | -0.071 |
| Observed B Magnitude or (B-V) Magnitude Uncertainty | 0.004 |
| Observed U Magnitude | |
| Observed U-B Colour | |
| Observed U Magnitude or (U-B) Magnitude Uncertainty | |
| Observed Photovisual Magnitude | 5.6 |
| Observed Photographic Magnitude | |
| Morgan Keenan (MK) Spectral Type | B9IIIpHgMn |
| One-Dimensional Spectral Class | B9 |
| Position Angle | |
| Year of Observation | AD |
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