Omicron2 Canis Majoris
E506489
Omicron2 Canis Majoris is a luminous red supergiant star located in the constellation Canis Major.
Statements (42)
| Predicate | Object |
|---|---|
| instanceOf |
luminous cool supergiant
ⓘ
red supergiant star ⓘ |
| age_Myr | on the order of 10 ⓘ |
| apparentMagnitudeRangeV | slightly variable around 3rd magnitude ⓘ |
| apparentMagnitudeV | about 3.0 ⓘ |
| belongsToAsterism | Canis Major constellation pattern ⓘ |
| catalog |
Bright Star Catalogue
NERFINISHED
ⓘ
Henry Draper Catalogue NERFINISHED ⓘ Hipparcos Catalogue NERFINISHED ⓘ |
| colorIndexBminusV | +2.0 ⓘ |
| constellation | Canis Major NERFINISHED ⓘ |
| declination | about −24° ⓘ |
| distanceFromEarth_ly | about 3000 ⓘ |
| distanceFromEarth_pc | about 900 ⓘ |
| effectiveTemperature_K | about 3500 ⓘ |
| evolutionaryStage | late stage massive star ⓘ |
| galacticLatitude | near the Galactic plane ⓘ |
| galacticPopulation | Milky Way NERFINISHED ⓘ |
| hasExtendedAtmosphere | yes ⓘ |
| hasStellarWind | yes ⓘ |
| hemisphere | southern celestial hemisphere ⓘ |
| isNakedEyeObject | yes ⓘ |
| likelyFate | core-collapse supernova ⓘ |
| locatedIn | Milky Way galaxy NERFINISHED ⓘ |
| luminosity_solar | over 100000 ⓘ |
| mass_solar | about 15 ⓘ |
| metallicity | approximately solar ⓘ |
| otherName |
BD−24 1877
NERFINISHED
ⓘ
HD 57238 NERFINISHED ⓘ HIP 35415 NERFINISHED ⓘ HR 2787 NERFINISHED ⓘ Omicron² CMa NERFINISHED ⓘ ο2 Canis Majoris NERFINISHED ⓘ |
| parallax_mas | about 1.1 ⓘ |
| radialVelocity_kmPerSec | about +30 ⓘ |
| radius_solar | about 700 ⓘ |
| rightAscension | about 07h 18m ⓘ |
| spectralType | M2–M3 Ia ⓘ |
| surfaceGravity_logg | very low ⓘ |
| variableType | semiregular variable ⓘ |
| visibleFrom |
Southern Hemisphere
NERFINISHED
ⓘ
low northern latitudes ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.