13The Per
13The Per
13The Per is a F-type (Yellow-White) star located in the constellation Perseus. It carries the designation 13The Per.
13The Per lies approximately 36.3 light-years from Earth, placing it within the Sun's local stellar neighborhood. This relatively short cosmic distance means the light reaching us today departed the star only about 36 years ago.
13The Per is classified as a spectral class F star (F-type (Yellow-White)) on the Harvard spectral classification system.
With an apparent magnitude of +4.10, 13The Per sits near the limit of naked-eye visibility. It can be glimpsed without optical aid under dark skies, but binoculars will make observation much easier. Observers will note its white hue, which corresponds to a B-V color index of +0.514.
Physical Properties
| Spectral Class | Class F — F-type (Yellow-White) |
| Color Index (B−V) | 0.514 |
Observation
| Apparent Magnitude | +4.10 |
| Absolute Magnitude | 3.87 |
| Distance | 36.3 ly |
| Constellation | Perseus |
Position
| Right Ascension | 2h 44.20m |
| Declination | 49° 13.71′ |