Leo II Dwarf Galaxy
E115651
astronomical object
dwarf spheroidal galaxy
galaxy in the Local Group
satellite galaxy of the Milky Way
Leo II Dwarf Galaxy is a faint, spheroidal dwarf galaxy and satellite of the Milky Way located in the constellation Leo and belonging to the Local Group of galaxies.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Leo II Dwarf Galaxy canonical | 3 |
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
astronomical object
ⓘ
dwarf spheroidal galaxy ⓘ galaxy in the Local Group ⓘ satellite galaxy of the Milky Way ⓘ |
| absoluteMagnitudeV | about −9.8 ⓘ |
| angularSize | about 12 arcminutes ⓘ |
| apparentMagnitudeV | about 12.6 ⓘ |
| belongsTo |
Milky Way stellar halo
ⓘ
surface form:
Milky Way halo
|
| catalog |
PGC
ⓘ
UGC ⓘ |
| contains |
horizontal branch stars
ⓘ
old red giant branch stars ⓘ |
| coordinateSystem | equatorial ⓘ |
| darkMatterContent | dark-matter-dominated galaxy ⓘ |
| declination | +22° 09′ ⓘ |
| discoveredBy |
Albert George Wilson
ⓘ
Robert G. Harrington NERFINISHED ⓘ |
| discoveryYear | 1950 ⓘ |
| distanceFromEarth |
about 210 kiloparsecs
ⓘ
about 690000 light-years ⓘ |
| distanceFromMilkyWayCenter | about 230 kiloparsecs ⓘ |
| environment | outer halo of the Milky Way ⓘ |
| galacticLatitude | +67 degrees (approximate) ⓘ |
| galacticLongitude | 220 degrees (approximate) ⓘ |
| gasContent | very low neutral gas content ⓘ |
| hostGalaxyType | satellite of a barred spiral galaxy (Milky Way) ⓘ |
| locatedInConstellation | Leo ⓘ |
| massToLightRatio | high mass-to-light ratio ⓘ |
| memberOf | Local Group ⓘ |
| metallicity | low metallicity ⓘ |
| morphologicalType | dSph (dwarf spheroidal) ⓘ |
| notableFor | being one of the classical Milky Way dwarf spheroidal satellites ⓘ |
| observedIn |
infrared wavelengths
ⓘ
optical wavelengths ⓘ radio wavelengths ⓘ |
| orbitalStatus | bound satellite of the Milky Way ⓘ |
| otherName |
Leo B
ⓘ
Leo II ⓘ PGC 29488 ⓘ
surface form:
PGC 34176
UGC 6253 ⓘ |
| radialVelocity | about +79 km/s ⓘ |
| redshift | about 0.00026 ⓘ |
| rightAscension | 11h 13m ⓘ |
| satelliteOf | Milky Way ⓘ |
| starFormationActivity | no current significant star formation ⓘ |
| stellarPopulation | dominated by old stars ⓘ |
| surfaceBrightness | very low surface brightness ⓘ |
| visibleFrom |
Northern Celestial Hemisphere
ⓘ
surface form:
Northern Hemisphere
|
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.