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SN 2019so

From Wikipedia, the free encyclopedia
Supernova in NGC 4622
SN 2019so
SN 2019so occurred within the galaxyNGC 4622, also known as the backward galaxy due to itsspiral arms facing the opposite direction to mostspiral galaxies
Event typeSupernova
Date2019
ConstellationCentaurus
Right ascension12h 42m 36.420s
Declination−40° 44′ 46.79″
Galactic coordinatesNGC 4622
Distance200 million ly
Redshift0.015

SN 2019so was a low redshiftsupernova in theBackward Galaxy (NGC 4622) located 200 million light years fromEarth in theconstellation ofCentaurus.[1][2]

It was discovered in the year 2019.[1]

Light curves for SN 2019so in fourphotometric bands, plotted from data published by Chenet al. (2022)[3]

References

[edit]
  1. ^ab"2019so | Transient Name Server".www.wis-tns.org. Retrieved2025-05-29.
  2. ^Baltay, C.; Grossman, L.; Howard, R.; Rabinowitz, D.; Arcavi, I.; Barbour, N.; Burke, J.; Contreras, C.; Dilday, B.; Graham, M.; Hiramatsu, D.; Hossenzadeh, G.; Howell, D. A.; McCully, C.; McKinnon, R. (2021-04-01)."Low-redshift Type Ia Supernova from the LSQ/LCO Collaboration".Publications of the Astronomical Society of the Pacific.133 (1022): 044002.Bibcode:2021PASP..133d4002B.doi:10.1088/1538-3873/abd417.ISSN 0004-6280.
  3. ^Chen, Ping; Dong, Subo; Kochanek, C. S.; Stanek, K. Z.; Post, R. S.; Stritzinger, M. D.; Prieto, J. L.; Filippenko, Alexei V.; Kollmeier, Juna A.; Elias-Rosa, N.; Katz, Boaz; Tomasella, Lina; Bose, S.; Ashall, Chris; Benetti, S.; Bersier, D.; Brimacombe, Joseph; Brink, Thomas G.; Brown, P.; Buckley, David A. H.; Cappellaro, Enrico; Christie, Grant W.; Fraser, Morgan; Gromadzki, Mariusz; Holoien, Thomas W.-S.; Hu, Shaoming; Kankare, Erkki; Koff, Robert; Lundqvist, P.; Mattila, S.; Milne, P. A.; Morrell, Nidia; Muñoz, J. A.; Mutel, Robert; Natusch, Tim; Nicolas, Joel; Pastorello, A.; Prentice, Simon; Roth, Tyler; Shappee, B. J.; Stone, Geoffrey; Thompson, Todd A.; Villanueva, Steven; Zheng, WeiKang (April 2022)."The First Data Release of CNIa0.02-A Complete Nearby (Redshift <0.02) Sample of Type Ia Supernova Light Curves".The Astrophysical Journal Supplement Series.259 (2): 53.arXiv:2011.02461.Bibcode:2022ApJS..259...53C.doi:10.3847/1538-4365/ac50b7.
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