IC 4756
E460848
IC 4756 is a large, bright open star cluster in the constellation Serpens, often observed as a rich field of moderately aged stars.
Statements (42)
| Predicate | Object |
|---|---|
| instanceOf |
deep-sky object
ⓘ
open star cluster ⓘ star cluster ⓘ |
| age |
moderately aged
ⓘ
~800 million years ⓘ |
| angularSize | ~52 arcminutes ⓘ |
| apparentBrightness | naked-eye under dark skies ⓘ |
| apparentMagnitudeV | 4.6 ⓘ |
| appearsAs | rich star field ⓘ |
| approximateNumberOfMemberStars | >100 ⓘ |
| bestSeenFrom | Northern Hemisphere NERFINISHED ⓘ |
| catalogue | Index Catalogue NERFINISHED ⓘ |
| cataloguedIn | Lund Catalogue of Open Clusters NERFINISHED ⓘ |
| constellation | Serpens NERFINISHED ⓘ |
| contains |
G-type stars
ⓘ
K-type stars ⓘ red giant stars ⓘ |
| declination | +05° 27′ ⓘ |
| discoveredBy | William Herschel NERFINISHED ⓘ |
| discoveryYear | 1791 ⓘ |
| distanceFromEarth |
~1300 light-years
ⓘ
~400 parsecs ⓘ |
| evolutionaryStatus | intermediate-age open cluster ⓘ |
| galacticComponent | Galactic disk ⓘ |
| galacticLatitude | +05° ⓘ |
| galacticLongitude | 36° ⓘ |
| hasTrumplerClass | II 1 m ⓘ |
| locatedIn |
Milky Way
ⓘ
Serpens Cauda NERFINISHED ⓘ |
| metallicity | near-solar ⓘ |
| nearbyObjectOnSky | NGC 6633 NERFINISHED ⓘ |
| observedAs | large, bright open cluster ⓘ |
| otherDesignation |
C 1835+054
NERFINISHED
ⓘ
Melotte 210 NERFINISHED ⓘ OCL 65 ⓘ |
| rightAscension | 18h 38m ⓘ |
| seasonalVisibility | summer ⓘ |
| stellarPopulation | intermediate-age stars ⓘ |
| usedFor |
studies of Galactic disk structure
ⓘ
studies of stellar evolution ⓘ |
| visibleIn |
binoculars
ⓘ
small telescopes ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.