Sigma Scorpii
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This infobox, "Template:Starbox begin", is from Wikipedia. The list of its authors can be seen in its edit history page. The data in this infobox may not agree or state what Wikipedia states. |
| Observation data Epoch {{{epoch}}} Equinox | |
|---|---|
| Constellation | Scorpius |
| {{{component1}}} | |
| Right ascension | {{{ra1}}} |
| Declination | {{{dec1}}} |
| Apparent magnitude (V) | {{{appmag_v1}}} |
| {{{component2}}} | |
| Right ascension | {{{ra2}}} |
| Declination | {{{dec2}}} |
| Apparent magnitude (V) | {{{appmag_v2}}} |
| Characteristics | |
| Evolutionary stage | blue main sequence star |
| Spectral type | B1 III[1] |
| Astrometry | |
| Distance | 696[2] ly |
| Details | |
| Radius | 12.7[3] R☉ |
| Diameter | 12.7[3] D☉ |
| Luminosity (bolometric) | 95 500 L☉ |
| Temperature | 27 700[4] K |
| Other designations | |
Sigma Scorpii, Alniyat | |
Sigma Scorpii, also known as Alniyat, is a star located in the constellation Scorpius. It is located 696[2] light years away from the Earth. Sigma Scorpii has a diameter of 12.7[3] D☉, making it around the size of the orbit of no planet. Sigma Scorpii has a stellar class of B1 III[1] and a temperature of 27 700[4] degrees Kelvin; it is a blue main sequence star that is currently burning hydrogen and helium within its core. Sigma Scorpii is around 95 500 times brighter than the Sun. Sigma Scorpii is a binary system of four stars,[5] all of which are similar to each other and reside in an arm of the Milky Way called the Gould Belt.[6]
References[edit]
- ↑ http://adsabs.harvard.edu/abs/1988mcts.book.....H
- ↑ https://doi.org/10.1051%2F0004-6361%3A20078357
- ↑ https://doi.org/10.1111%2Fj.1365-2966.2007.12188.x
- ↑ https://doi.org/10.1088%2F0004-637X%2F746%2F2%2F154
- ↑ https://web.archive.org/web/20110214155533/http://ad.usno.navy.mil/wds/
- ↑ https://doi.org/10.1134%2FS1063773707090010
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