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NGC 4236

From Wikipedia, the free encyclopedia
Galaxy in the constellation Draco
NGC 4236
High-resolution visible-light astrophotograph
Observation data (J2000epoch)
ConstellationDraco[1]
Right ascension12h 16m 42.1s[2]
Declination+69° 27′ 45″[2]
Redshift0 ± 2 km/s[2]
Apparent magnitude (V)10.5[2]
Characteristics
TypeSB(s)dm[2]
Size74,000ly (22.70kpc)[2]
Apparent size (V)21.9 × 7.2[2]
Other designations
UGC 7306,[2]PGC 39346,[2] Caldwell 3

NGC 4236 (also known asCaldwell 3) is abarred Magellanic spiral galaxy located in theconstellationDraco.

The galaxy is a member of theM81 Group, agroup of galaxies located at a distance of approximately 11.7Mly (3.6Mpc) fromEarth.[3] The group also contains thespiral galaxyMessier 81 and thestarburst galaxyMessier 82.[3] NGC 4236 is located away from the central part of the M81 group at a distance of 14.5Mly (4.45Mpc) fromEarth.[4]

See also

[edit]

References

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  1. ^R. W. Sinnott, ed. (1988).The Complete New General Catalogue and Index Catalogue of Nebulae and Star Clusters by J. L. E. Dreyer. Sky Publishing Corporation and Cambridge University Press.ISBN 978-0-933346-51-2.
  2. ^abcdefghi"NASA/IPAC Extragalactic Database".Results for NGC 4236. Retrieved2007-03-30.
  3. ^abI. D. Karachentsev (2005). "The Local Group and Other Neighboring Galaxy Groups".Astronomical Journal.129 (1):178–188.arXiv:astro-ph/0410065.Bibcode:2005AJ....129..178K.doi:10.1086/426368.S2CID 119385141.
  4. ^I. D. Karachentsev; A. E. Dolphin; D. Geisler; E. K. Grebel; P. Guhathakurta; P. W. Hodge; V. E. Karachentseva; A. Sarajedini; P. Seitzer; M. E. Sharina (2002)."The M 81 group of galaxies: New distances, kinematics and structure".Astronomy and Astrophysics.383 (1):125–136.Bibcode:2002A&A...383..125K.doi:10.1051/0004-6361:20011741.

External links

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