| Identification Data |
| Common Name | |
| Constellation | Perseus |
| Star Name | 30 Per |
| Skymap Number | 3170121 |
| Henry Draper (HD) Number | 20315 |
| Harvard Revised (HR) Number | 982 |
| SAO Number | 38704 |
| Durchmusterung (DM) Number | BD+43 674 |
Washington Double Stars (WDS) Number
|
|
| Positional Data |
| Position and Proper Motion (PPM) Number | 46007 |
| Right Ascension (RA) J2000 | 3h 17m 47.353s |
| Declination (Dec) J2000 | +44° 1' 30.087" |
| Position Uncertainty | 0.0090s |
| Proper Motion in RA (J2000)/cos(Dec) | +0.00247 |
| Proper Motion in Dec (J2000) | -0.023766 |
| Radial Velocity | -001.0km s-1 |
| Trigonometric Parallax | +0.00506s |
| Trigonometric Parallax Uncertainty | 0.00088s |
| GCI Unit Vector in X (J2000) | 0.467479 |
| GCI Unit Vector in Y (J2000) | 0.546330 |
| GCI Unit Vector in Z (J2000) | 0.694972 |
| Galactic Longitude | 148.86° |
Galactic Latitude
| -11.36°
|
| Observational Data |
| Observed Visual Magnitude (V) | 5.49 |
| Derived Visual Magnitude | |
| Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.003 |
| Observed B Magnitude | 5.43 |
| Observed B-V Colour | -0.063 |
| 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 | 5.4 |
| Observed Photographic Magnitude | 5.3 |
| Morgan Keenan (MK) Spectral Type | B8V |
| One-Dimensional Spectral Class | B5 |
| Position Angle | |
| Year of Observation | AD |
Printer Version