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Sirius is the brightest star in the night sky, located in the southern constellation of Canis Major. Its name is derived from the Greek word Σείριος (Latin script: Seirios; lit. 'glowing' or 'scorching'). The star is designated α Canis Majoris, Latinized to Alpha Canis Majoris, and abbreviated α CMa or Alpha CMa. With a visual apparent magnitude of…
History, Geography & Culture
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star stars years system dog sun red sky two white around bright distance dwarf mass name canis known brightest also
| Subject | Predicate | Object | Confidence | Src |
|---|---|---|---|---|
| Sirius | Apparent magnitude (V) | −1.46 | 1.00 | infobox |
| Sirius | Apparent magnitude (V) | 8.44 | 1.00 | infobox |
| Sirius | B−V colour index | +0.00 | 1.00 | infobox |
| Sirius | B−V colour index | −0.03 | 1.00 | infobox |
| Sirius | Constellation | Canis Major | 1.00 | infobox |
| Sirius | Declination | −16° 42′ 58.02″ | 1.00 | infobox |
| Sirius | Declination | −16° 43′ 06″ | 1.00 | infobox |
| Sirius | Evolutionary stage | Main sequence | 1.00 | infobox |
| Sirius | Evolutionary stage | White dwarf | 1.00 | infobox |
| Sirius | Pronunciation | /ˈsɪriəs/ | 1.00 | infobox |
| Sirius | Right ascension | 06h 45m 08.917s | 1.00 | infobox |
| Sirius | Right ascension | 06h 45m 09.0s | 1.00 | infobox |
| Sirius | Spectral type | A0mA1 Va | 1.00 | infobox |
| Sirius | Spectral type | DA2 | 1.00 | infobox |
| Sirius | U−B colour index | −0.05 | 1.00 | infobox |
| Sirius | U−B colour index | −1.04 | 1.00 | infobox |
| Sirius | is a | brightest star in the night sky | 0.90 | text |
| Sirius | is a | binary star consisting of a main-sequence star of spectral type A0 or A1 | 0.90 | text |
| Sirius | is a | circumpolar star from latitudes south of 73 | 0.90 | text |
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