NGC 7479

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NGC 7479
300px
Image taken with the Wide Field Channel of Hubble’s Advanced Camera for Surveys.
Credit: ESA/Hubble & NASA.
Observation data (J2000 epoch)
Constellation Pegasus
Right ascension 23h 04m 56.6s[1]
Declination +12° 19′ 22″[1]
Redshift 2381 ± 1 km/s[1]
Distance 105 Mly
Type SB(s)c[1]
Apparent dimensions (V) 4′.1 × 3′.1[1]
Apparent magnitude (V) 11.6[1]
Other designations
UGC 12343,[1] PGC 70419,[1] Caldwell 44
See also: Galaxy, List of galaxies

NGC 7479 (also known as Caldwell 44) is a barred spiral galaxy about 105 million light-years away in the constellation Pegasus. It was discovered by William Herschel in 1784. Supernovae SN 1990U and SN2009jf occurred in NGC 7479. NGC 7479 is also recognized as a Seyfert galaxy undergoing starburst activity in the nucleus and the outer arms (Kohno, 2007).[citation needed] Polarization studies of this galaxy indicate that it recently underwent a minor merger and that it is unique in the radio continuum, with arms opening in a direction opposite to the optical arms (Laine, 2005).[citation needed]

Gallery

References

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External links


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