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NGC 1578

Coordinates:Sky map04h 23m 46.6184s, −51° 35′ 58.022″
From Wikipedia, the free encyclopedia
Galaxy in the constellation Dorado

NGC 1578
NGC 1578 imaged byLegacy Surveys
Observation data (J2000epoch)
ConstellationDorado
Right ascension04h 23m 46.6184s[1]
Declination−51° 35′ 58.022″[1]
Redshift0.020608±0.0000870[1]
Heliocentric radial velocity6,178±26 km/s[1]
Distance296.6 ± 20.8 Mly (90.94 ± 6.39 Mpc)[1]
Apparent magnitude (V)13.92[1]
Characteristics
TypeSA(s)a pec[1]
Size~174,800 ly (53.58 kpc) (estimated)[1]
Apparent size (V)1.2′ × 1.1′[1]
Other designations
ESO 202- G 014, FAIRALL 771,IRAS 04224-5142,PGC 015025[1]

NGC 1578 is aspiral galaxy in theconstellation ofDorado. Its velocity with respect to thecosmic microwave background is6,166±26 km/s, which corresponds to aHubble distance of 296.6 ± 20.8 Mly (90.94 ± 6.39 Mpc).[1] It was discovered by British astronomerJohn Herschel on 27 December 1834.[2]

NGC 1578 is anactive galactic nucleus candidate, i.e. it has a compact region at the center of a galaxy that emits a significant amount of energy across the electromagnetic spectrum, with characteristics indicating that this luminosity is not produced by the stars.[3]

Supernovae

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Threesupernovae have been observed in NGC 1578:

  • SN 2013fz (Type Ia, mag. 15.1) was discovered by Stuart Parker as part of theBackyard Observatory Supernova Search (BOSS) on 2 November 2013.[4][5]
  • SN 2014cd (Type Ia, mag. 15.9) was discovered by Stuart Parker as part of the Backyard Observatory Supernova Search (BOSS) on 9 August 2014.[6][7]
  • SN 2025absv (Type II-P, mag. 18.816) was discovered byATLAS on 23 October 2025.[8]

See also

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References

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  1. ^abcdefghijk"Results for object NGC 1578".NASA/IPAC Extragalactic Database.NASA andCaltech. Retrieved29 October 2025.
  2. ^Seligman, Courtney."New General Catalogue Objects: NGC 1578".Celestial Atlas. Retrieved29 October 2025.
  3. ^"NGC 1578".SIMBAD.Centre de données astronomiques de Strasbourg. Retrieved29 October 2025.
  4. ^Parker, S.; Turatto, M.; Benetti, S.; et al. (November 2013). "Supernova 2013fz in NGC 1578 = Psn J04234644-5135463".Central Bureau Electronic Telegrams (3692): 1.Bibcode:2013CBET.3692....1P.
  5. ^"SN 2013fz".Transient Name Server.IAU. Retrieved29 October 2025.
  6. ^Parker, S.; Brimacombe, J.; Morrell, N.; Phillips, M.; Hsiao, E. Y. (August 2014). "Supernova 2014cd in NGC 1578 = Psn J04234719-5136029".Central Bureau Electronic Telegrams (3941): 1.Bibcode:2014CBET.3941....1P.
  7. ^"SN 2014cd".Transient Name Server.IAU. Retrieved29 October 2025.
  8. ^"SN 2025absv".Transient Name Server.IAU. Retrieved29 October 2025.

External links

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