DDO 82
E450576
DDO 82 is a dwarf irregular galaxy that is a member of the nearby M81 Group of galaxies.
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
dwarf irregular galaxy
ⓘ
galaxy ⓘ |
| absoluteMagnitudeV | about −14 ⓘ |
| apparentMagnitudeV | about 13.5 ⓘ |
| belongsTo | nearby universe ⓘ |
| catalog |
DDO
NERFINISHED
ⓘ
PGC NERFINISHED ⓘ UGC NERFINISHED ⓘ |
| constellation | Ursa Major NERFINISHED ⓘ |
| contains |
H II regions
ⓘ
neutral hydrogen gas ⓘ young stellar populations ⓘ |
| diameter | about 5,000 light-years ⓘ |
| discoveredBy | Sidney van den Bergh NERFINISHED ⓘ |
| discoveryMethod | photographic survey ⓘ |
| distanceFromEarth |
about 12 million light-years
ⓘ
about 3.7 megaparsecs ⓘ |
| environment | low-density group environment ⓘ |
| hasGasMass | on the order of 10^8 solar masses ⓘ |
| hasProperty |
irregular morphology
ⓘ
low surface brightness ⓘ ongoing star formation ⓘ |
| hasStarFormationRate | low but non-zero ⓘ |
| hasStellarMass | on the order of 10^7–10^8 solar masses ⓘ |
| is | a satellite or companion of the M81 Group ⓘ |
| isGasRich | true ⓘ |
| isUsedFor |
studies of dwarf galaxy evolution
ⓘ
studies of star formation in low-mass galaxies ⓘ |
| locatedIn | Ursa Major NERFINISHED ⓘ |
| memberOf | M81 Group NERFINISHED ⓘ |
| metallicity | sub-solar ⓘ |
| morphologicalType | Im ⓘ |
| near |
M81
NERFINISHED
ⓘ
NGC 2403 NERFINISHED ⓘ |
| observedIn |
H I 21-cm line
ⓘ
optical wavelengths ⓘ radio wavelengths ⓘ |
| otherName |
DDO 82A
NERFINISHED
ⓘ
PGC 31837 NERFINISHED ⓘ UGC 5692 NERFINISHED ⓘ VII Zw 238 ⓘ |
| partOf |
Local Volume
ⓘ
nearby M81 Group environment ⓘ |
| radialVelocity | approximately 250 km/s ⓘ |
| redshift | low redshift ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.