HD 22951
E459036
HD 22951 is a hot, massive young star located in the Perseus constellation and belonging to the Perseus OB2 stellar association.
Statements (38)
| Predicate | Object |
|---|---|
| instanceOf |
B-type main-sequence star
ⓘ
massive star ⓘ star ⓘ |
| absoluteMagnitudeV | −2.7 ⓘ |
| age | ~7 million years ⓘ |
| apparentMagnitudeV | 5.59 ⓘ |
| belongsTo |
Milky Way
NERFINISHED
ⓘ
Perseus OB association NERFINISHED ⓘ |
| catalogIdentifier |
BD+39 807
NERFINISHED
ⓘ
HD 22951 NERFINISHED ⓘ HIP 17313 NERFINISHED ⓘ HR 1122 NERFINISHED ⓘ |
| colorIndexBminusV | −0.18 ⓘ |
| constellation | Perseus NERFINISHED ⓘ |
| declination | +40° 11′ 37″ ⓘ |
| distance |
~1200 light-years
ⓘ
~370 parsecs ⓘ |
| dominantEnergySource | hydrogen fusion in core ⓘ |
| effectiveTemperature | ~28,000 K ⓘ |
| equatorialCoordinateSystem | ICRS NERFINISHED ⓘ |
| evolutionaryStage | main sequence ⓘ |
| galacticLatitude | ~−13° ⓘ |
| galacticLongitude | ~151° ⓘ |
| galacticPopulation | thin disk ⓘ |
| hasStellarWind | yes ⓘ |
| isHotStar | true ⓘ |
| isMassiveStar | true ⓘ |
| isYoungStar | true ⓘ |
| luminosity | ~20,000 times solar luminosity ⓘ |
| mass | ~15 solar masses ⓘ |
| memberOf | Perseus OB2 association NERFINISHED ⓘ |
| metallicity | near-solar ⓘ |
| parallax | 2.7 mas ⓘ |
| radialVelocity | ~+14 km/s ⓘ |
| radius | ~6 solar radii ⓘ |
| rightAscension | 03h 42m 22s ⓘ |
| spectralType | B0.5V ⓘ |
| variableStarStatus | not known to be variable ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.