HIP 21816
HIP 21816 is a M-type (Red) star.
HIP 21816 is an extraordinarily remote star, situated approximately 326,156 light-years from Earth.
HIP 21816 is classified as a spectral class M star (M-type (Red)) on the Harvard spectral classification system.
At an apparent magnitude of +10.12, HIP 21816 is a faint star that requires a telescope to observe. It is invisible to the naked eye and too dim for most binoculars. Observers will note its red hue, which corresponds to a B-V color index of +1.448.
भौतिक गुण
| वर्णक्रम वर्ग | Class M — M-type (Red) |
| रंग सूचकांक (B−V) | 1.448 |
प्रेक्षण
| आभासी परिमाण | +10.12 |
| निरपेक्ष परिमाण | -9.88 |
| दूरी | 326,156 ly |
स्थिति
| दक्षिणांश | 4h 41.30m |
| दिगंश | -17° 37.17′ |
अक्सर पूछे जाने वाले प्रश्न
What type of star is HIP 21816?
HIP 21816 is a Class M — M-type (Red) star.
How far is HIP 21816 from Earth?
HIP 21816 is approximately 326,156.0 light-years from Earth.
Can you see HIP 21816 with the naked eye?
With an apparent magnitude of 10.12, HIP 21816 is not visible to the naked eye.