HIP 21728
HIP 21728 is a A-type (White) star.
Located approximately 729.7 light-years from Earth, HIP 21728 resides within the broader disk of our Milky Way galaxy.
HIP 21728 is classified as a spectral class A star (A-type (White)) on the Harvard spectral classification system.
HIP 21728 has an apparent magnitude of +8.05, 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 blue-white hue, which corresponds to a B-V color index of +0.110.
Propriétés physiques
| Classe Spectrale | A Class A — A-type (White) |
| Indice de couleur (B−V) | 0,110 |
Observation
| Magnitude Apparente | +8.05 |
| Magnitude Absolue | 1,30 |
| Distance | 730 ly |
Position
| Ascension droite | 4h 39,95m |
| Déclinaison | 69° 7,53′ |
Frequently Asked Questions
What type of star is HIP 21728?
HIP 21728 is a Class A — A-type (White) star.
How far is HIP 21728 from Earth?
HIP 21728 is approximately 729.7 light-years from Earth.
Can you see HIP 21728 with the naked eye?
With an apparent magnitude of 8.05, HIP 21728 is not visible to the naked eye.