UGC 4305
E451665
UGC 4305 is a dwarf irregular galaxy located in the nearby M81 Group in the constellation Ursa Major.
Statements (38)
| Predicate | Object |
|---|---|
| instanceOf |
dwarf irregular galaxy
ⓘ
galaxy ⓘ |
| apparentMagnitudeV | 11.1 ⓘ |
| belongsToSupercluster | Virgo Supercluster NERFINISHED ⓘ |
| catalog | UGC NERFINISHED ⓘ |
| declination | +70° 43′ ⓘ |
| discoveredBy | Erik Holmberg NERFINISHED ⓘ |
| discoveryMethod | optical observation ⓘ |
| distanceFromEarth |
3.4 megaparsecs
ⓘ
approximately 11 million light-years ⓘ |
| environment | nearby companion of M81 Group spirals ⓘ |
| gasRich | true ⓘ |
| hasAlternativeName |
DDO 50
NERFINISHED
ⓘ
Holmberg 2 NERFINISHED ⓘ Holmberg II NERFINISHED ⓘ PGC 23324 NERFINISHED ⓘ |
| hasDustContent | low to moderate ⓘ |
| hasNotableFeature |
irregular patchy star-forming regions
ⓘ
prominent H II regions ⓘ strong neutral hydrogen (HI) envelope ⓘ |
| hasStarFormationActivity | ongoing ⓘ |
| hasStarFormationRate | moderate for a dwarf galaxy ⓘ |
| hasStellarPopulation |
older low-mass stars
ⓘ
young massive stars ⓘ |
| isGravitationallyBoundTo | M81 Group potential ⓘ |
| isNearbyGalaxy | true ⓘ |
| isUsedAs | laboratory for studying star formation in low-metallicity environments ⓘ |
| locatedInConstellation | Ursa Major NERFINISHED ⓘ |
| memberOf | M81 Group NERFINISHED ⓘ |
| metallicity | low ⓘ |
| morphologicalType | Im ⓘ |
| observedBy |
Hubble Space Telescope
NERFINISHED
ⓘ
Very Large Array NERFINISHED ⓘ |
| partOf | Local Volume ⓘ |
| radialVelocity | ~156 km/s ⓘ |
| redshift | 0.00048 ⓘ |
| rightAscension | 08h 19m ⓘ |
| surfaceBrightness | low ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.