Andromeda XI (And 11) is a dwarf spheroidal galaxy about 2.6 million light-years away from the Sun[2] in the constellation Andromeda.[4] Discovered in 2006,[2] And XI is a satellite galaxy of the Andromeda Galaxy (M31).
Andromeda XI | |
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Observation data (J2000 epoch) | |
Constellation | Andromeda |
Right ascension | 00h 46.3m [1] |
Declination | +33° 48′ 05″[1] |
Redshift | -0.001399 ± 0.000015[1] |
Helio radial velocity | (-419 ± 4.4) km/s[1] |
Distance | 2.6 ± 325 Mly (830 kpc)[2] |
Absolute magnitude (V) | −7.3[3] |
Characteristics | |
Type | dSph D[1] |
Apparent size (V) | 0.5 arcmin[4] |
Notable features | satellite galaxy of the Andromeda Galaxy |
Other designations | |
And XI, PGC 5056923 |
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Location | Andromeda Galaxy → Andromeda subgroup →
Local Group → Local Sheet → Virgo Supercluster → Laniakea Supercluster → KBC Void → Observable universe → Universe Each → may be read as "within" or "part of". | |
Satellite galaxies |
*It is uncertain whether these are companion galaxies of the Andromeda Galaxy | |
Catalogued stars | ||
Other |
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Constellation of Andromeda | |||||||||||
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Stars |
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Star clusters |
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Nebulae |
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Galaxies |
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