NGC 7053 is a spiral galaxy located about 200 million light-years away in the constellation of Pegasus.[2][3] It was discovered by astronomer Albert Marth on September 2, 1863. It was then rediscovered by astronomer Heinrich d'Arrest on October 8, 1865.[4]

NGC 7053
SDSS image of NGC 7053.
Observation data (J2000 epoch)
ConstellationPegasus
Right ascension21h 21m 07.6s[1]
Declination23° 05′ 05″[1]
Redshift0.015704
Heliocentric radial velocity4,708 km/s[1]
Distance195.6 Mly
Apparent magnitude (V)14.02[1]
Characteristics
TypeS? [1]
Size~101,420 ly (estimated)[1]
Apparent size (V)1.4 x 1.3[1]
Other designations
2ZW 124, CGCG 471-8, IRAS 21188+2252, MCG 4-50-9, NPM1G +22.0620, PGC 66610, UGC 11727[1]

Tow supernovae have been observed in NGC 7053. On 4 June, 2003, SN 2003ep (type Ia, mag. 15.7) was discovered.[5] On 28 July, 2022, SN 2022pux (type II, mag. 17.9) was discovered.[6]

See also

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References

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  1. ^ a b c d e f g h "NASA/IPAC Extragalactic Database". Results for NGC 7053. Retrieved 2017-07-01.
  2. ^ Rojas, Sebastián García. "Galaxy NGC 7053 - Galaxy in Pegasus Constellation · Deep Sky Objects Browser". DSO Browser. Retrieved 2017-07-02.
  3. ^ "Your NED Search Results". ned.ipac.caltech.edu. Retrieved 2017-07-02.
  4. ^ "New General Catalog Objects: NGC 7050 - 7099". cseligman.com. Retrieved 2017-07-01.
  5. ^ "IAUC 8141: 2003ew, 2003ex, 2003ey,, 2003ez; N IN NGC 6822; 2003ep". www.cbat.eps.harvard.edu. Retrieved 2017-07-02.
  6. ^ Transient Name Server entry for SN 2022pux. Retrieved 24 March 2023.
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