NGC 2506
E566850
NGC 2506 is an open star cluster located in the constellation Monoceros, known for its richness and relatively old stellar population.
Statements (43)
| Predicate | Object |
|---|---|
| instanceOf | open star cluster ⓘ |
| age | ~1.8 billion years ⓘ |
| angularSize | 12 arcminutes ⓘ |
| apparentMagnitudeRange | about 7–13 for member stars ⓘ |
| apparentMagnitudeV | 7.6 ⓘ |
| bestSeenFrom | Northern Hemisphere NERFINISHED ⓘ |
| bestSeenIn | winter ⓘ |
| catalog | NGC NERFINISHED ⓘ |
| clusterType | intermediate-age open cluster ⓘ |
| constellation | Monoceros NERFINISHED ⓘ |
| contains |
blue straggler stars
ⓘ
main-sequence stars ⓘ red giant stars ⓘ |
| coreConcentration | moderate ⓘ |
| declination | −10° 46′ 12″ ⓘ |
| discoveredBy | William Herschel NERFINISHED ⓘ |
| discoveryDate | 1791 ⓘ |
| distanceFromEarth |
~11,300 light-years
ⓘ
~3,500 parsecs ⓘ |
| epoch | J2000 ⓘ |
| galacticLatitude | +09.25° ⓘ |
| galacticLongitude | 226.01° ⓘ |
| hasColorMagnitudeDiagram | well-defined main sequence ⓘ |
| hasMemberCount | several hundred stars ⓘ |
| hasScientificInterest |
Galactic disk evolution studies
ⓘ
stellar evolution studies ⓘ |
| isPartOf | New General Catalogue NERFINISHED ⓘ |
| locatedIn |
Galactic disk
ⓘ
Milky Way ⓘ |
| massSegregation | present ⓘ |
| metallicity | sub-solar ⓘ |
| observationalClass | Trumpler class II 1 r ⓘ |
| observedIn |
infrared wavelengths
ⓘ
optical wavelengths ⓘ |
| otherDesignation |
C 0757-107
NERFINISHED
ⓘ
Melotte 80 NERFINISHED ⓘ OCL 588 NERFINISHED ⓘ |
| richness | rich open cluster ⓘ |
| rightAscension | 08h 00m 01s ⓘ |
| stellarPopulation | relatively old ⓘ |
| usedFor |
age–metallicity relation of open clusters
ⓘ
testing stellar isochrones ⓘ |
| visibleWith | small telescope ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.