HIP 21491
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HIP 21491 is a F-type (Yellow-White) star located in the constellation Perseus.
Located approximately 424.7 light-years from Earth, HIP 21491 resides within the broader disk of our Milky Way galaxy.
HIP 21491 is classified as a spectral class F star (F-type (Yellow-White)) on the Harvard spectral classification system.
HIP 21491 has an apparent magnitude of +8.48, placing it beyond naked-eye visibility. A good pair of binoculars or a small telescope is required to observe this star. Observers will note its white hue, which corresponds to a B-V color index of +0.505.
Physical Properties
| Spectral Class | F Class F — F-type (Yellow-White) |
| Color Index (B−V) | 0.505 |
Observation
| Apparent Magnitude | +8.48 |
| Absolute Magnitude | 2.91 |
| Distance | 425 ly |
| Constellation | Perseus |
Position
| Right Ascension | 4h 36.94m |
| Declination | 34° 57.11′ |
Frequently Asked Questions
What type of star is HIP 21491?
HIP 21491 is a Class F — F-type (Yellow-White) star.
How far is HIP 21491 from Earth?
HIP 21491 is approximately 424.7 light-years from Earth.
Can you see HIP 21491 with the naked eye?
With an apparent magnitude of 8.48, HIP 21491 is not visible to the naked eye.
What constellation is HIP 21491 in?
HIP 21491 is located in the constellation Perseus.