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MCG +01-02-015

From Wikipedia, the free encyclopedia
Spiral galaxy in the constellation of Pisces
MCG +01-02-015
Hubble Space Telescope image of MCG +01-02-015
Observation data (J2000epoch)
ConstellationPisces
Right ascension00h 30m 28s[1]
Declination+05° 51′ 40″[1]
Redshift0.023640[2]
Heliocentric radial velocity7087 ± 18km/s[2]
Distance293 Mly (89.9 Mpc)[3]
Apparent magnitude (B)15.2[1]
Characteristics
TypeSB[3]
Other designations
LEDA 1852, CGCG 409-021,2MASX J00302865+0551405, UZC J003028.7+055140[1]

MCG +01-02-015 is aspiral galaxy in the constellationPisces. It is an example of avoid galaxy,[4] and believed to be one of the most isolated galaxies known, with no other galaxies for around 100 million light-years in all directions.[5] It is located in the0049+05 void[6] which is next to thePisces-Cetus void.[6][7]

Observational history

[edit]

MCG +01-02-015 was previously classified as anelliptical galaxy of class E2 although higher-resolution imaging has revealed it to be abarred spiral galaxy.[3]

Formation

[edit]

It is theorized by many astrophysicists that void galaxies are the result of largegalactic filaments being pulled on by the gravity of a neighboringsuper cluster out of the less densely populated areas.Galaxies such as MCG +01-02-015 are left behind by events such as these.[8]

References

[edit]
  1. ^abcd"MCG+01-02-015".SIMBAD.Centre de données astronomiques de Strasbourg. Retrieved15 April 2019.
  2. ^ab"NASA/IPAC Extragalactic Database".ned.ipac.caltech.edu. RetrievedApril 15, 2019.
  3. ^abcCorsini, E. M.; Wegner, G. A.; Thomas, J.; Saglia, R. P.; Bender, R. (2017)."The density of dark matter haloes of early-type galaxies in low-density environments".Monthly Notices of the Royal Astronomical Society.466 (1):974–995.arXiv:1611.03872.Bibcode:2017MNRAS.466..974C.doi:10.1093/mnras/stw2935.
  4. ^"The loneliest of galaxies".www.spacetelescope.org. Retrieved15 April 2019.
  5. ^Siegel, Ethan."Scientists Discover The Loneliest, Most Isolated Galaxy In The Entire Universe".Forbes. Retrieved2022-03-14.
  6. ^abPetrov, Georgi Trendafilov (August 12, 2011)."Studying of selected voids: A German-Bulgarian project".ResearchGate.
  7. ^Burns, Jack O.; Moody, J. Ward; Brodie, Jean P.; Batuski, David J. (December 15, 1988)."A 40h Mpc DIAMETER VOID IN PISCES-CETUS".Harvard (The Astrophysical Journal).
  8. ^Dvorsky, George (6 July 2012)."Behold the Boötes void, the spookiest place in the cosmos".io9. Retrieved2019-08-25.
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