AT2018cow
出典: フリー百科事典『ウィキペディア（Wikipedia）』 (2022/03/08 15:05 UTC 版)
AT2018cow[1][2]は、2018年6月16日（UT、以下日時は全て同様）にヘルクレス座の方角およそ2億光年の距離にある系外銀河CGCG 137-068の中とみられる位置で発見された、一般的な超新星の少なくとも10倍の明るさがある極めてエネルギーの高い突発天体である[4]。AT2018cowを発見したのは、小惑星地球衝突最終警報システム（ATLAS、アトラス）チームで、ハワイに設置された50cm望遠鏡を使って検出した[1]。AT2018cowは、発見が報告されるとすぐに世界中の天文学者から注目を集め、過去最大規模の全世界的な観測促進運動が展開された[9]。
注釈
出典
- ^ a b c d e f g h i j k l m n o p q r s t u v w x y z aa ab Prentice, S. J.; et al. (2018-), “The Cow: Discovery of a Luminous, Hot, and Rapidly Evolving Transient”, Astrophysical Journal 865 (1): L3, arXiv:1807.05965, Bibcode: 2018ApJ...865L...3P, doi:10.3847/2041-8213/aadd90
- ^ a b c d e f “謎の爆発現象AT2018cowの正体に迫る”. ALMA. 国立天文台 (2019年1月15日). 2019年1月30日閲覧。
- ^ “SN 2018cow”. Transient Name Server. IAU. 2019年2月6日閲覧。
- ^ a b c d “Holy Cow! Mysterious Blast Studied with NASA Telescopes”. JPL. NASA (2019年1月10日). 2019年2月1日閲覧。
- ^ a b c d e f g h Kuin, N. Paul M.; et al. (2019-01), “Swift spectra of AT2018cow: A White Dwarf Tidal Disruption Event?”, Monthly Notices of the Royal Astronomical Society, arXiv:1808.08492, Bibcode: 2019MNRAS.tmp...53K, doi:10.1093/mnras/stz053
- ^ a b c d e f Smartt, S. J.; et al. (2018-06-17), “ATLAS18qqn (AT2018cow) - a bright transient spatially coincident with CGCG 137-068 (60 Mpc)”, Astronomer's Telegram 11727, Bibcode: 2018ATel11727....1S
- ^ a b c Bietenholz, M. et al. (2018-07-31), “VLBI Detection and Astrometry for AT2018cow”, Astronomer's Telegram 11900, Bibcode: 2018ATel11900....1B
- ^ a b c d e f g h i j k Rivera Sandoval, L. E.; et al. (2018-10), “X-ray Swift observations of SN 2018cow”, Monthly Notices of the Royal Astronomical Society 480 (1): L146-L150, arXiv:1807.06369, Bibcode: 2018MNRAS.480L.146R, doi:10.1093/mnrasl/sly145
- ^ a b c d e f g h i j k l m n o p q r s t u v w x y z aa ab ac ad ae af ag ah Perley, Daniel A.; et al. (2019-03), “The fast, luminous ultraviolet transient AT2018cow: extreme supernova, or disruption of a star by an intermediate-mass black hole?”, Monthly Notices of the Royal Astronomical Society 484 (1): 1031-1049, arXiv:1808.00969, Bibcode: 2019MNRAS.484.1031P, doi:10.1093/mnras/sty3420
- ^ a b c d e f g h i j Ho, Anna Y. Q.; et al. (2019-01), “AT2018cow: A Luminous Millimeter Transient”, Astrophysical Journal 871 (1): 73, arXiv:1810.10880, Bibcode: 2019ApJ...871...73H, doi:10.3847/1538-4357/aaf473
- ^ a b “SN 2018cow -- SuperNova”. SIMBAD. CDS. 2019年1月30日閲覧。
- ^ Tonry, J. L.; et al. (2018-06), “ATLAS: A High-cadence All-sky Survey System”, Publications of the Astronomical Society of the Pacific 130 (988): 064505, arXiv:1802.00879, Bibcode: 2018PASP..130f4505T, doi:10.1088/1538-3873/aabadf
- ^ “Details on Acronym: AT”. Dictionary of Nomenclature of Celestial Objects. CDS (2019年2月1日). 2019年2月6日閲覧。
- ^ Chen, T.-W.; Rabus, M. (2018-06-18), “GROND followup observations of ATLAS18qqn/AT2018cow”, Astronomer's Telegram 11729, Bibcode: 2018ATel11729....1C
- ^ Chen, T.-W.; Schady, P. (2018-06-19), “GROND further followup observations of ATLAS18qqn/AT2018cow”, Astronomer's Telegram 11734, Bibcode: 2018ATel11734....1C
- ^ a b Rivera Sandoval, L. E.; Maccarone, T. (2018-06-19), “Swift follow-up observations of the optical transient AT2018cow/ATLAS18qqn”, Astronomer's Telegram 11737, Bibcode: 2018ATel11737....1R
- ^ a b Rivera Sandoval, L. E.; Maccarone, T. (2018-06-19), “Swift follow-up observations of the optical transient AT2018cow/ATLAS18qqn - update”, Astronomer's Telegram 11739, Bibcode: 2018ATel11739....1R
- ^ “Why a global network of telescopes followed the “Cow””. GROWTH. Caltech (2019年1月10日). 2019年2月7日閲覧。
- ^ Yamanaka, M.; et al. (2018-07-19), “Kanata Optical and Near-infrared Observations of AT 2018cow”, Astronomer's Telegram 11868, Bibcode: 2018ATel11868....1Y
- ^ Kilpatrick, C. D.; et al. (2018-08-06), “HST/WFC3 Ultraviolet Observations of AT2018cow”, Astronomer's Telegram 11921, Bibcode: 2018ATel11921....1K
- ^ Perley, Daniel (2018-06-19), “LT Optical Spectroscopy of AT2018cow/ATLAS18qqn”, Astronomer's Telegram 11732, Bibcode: 2018ATel11732....1P
- ^ Jones, D. O.; et al. (2018-06-19), “Spectroscopic Observation of AT2018cow/ATLAS18qqn with the Lick Shane 3-m telescope”, Astronomer's Telegram 11736, Bibcode: 2018ATel11736....1J
- ^ a b Xu, Dong; et al. (2018-06-20), “Emergence of spectroscopic features of AT2018cow/ATLAS18qqn with the Xinglong-2.16m spectroscopy”, Astronomer's Telegram 11740, Bibcode: 2018ATel11740....1X
- ^ a b Izzo, L.; et al. (2018-06-21), “AT2018cow: detection of an underlying broad-line SN Ic”, Astronomer's Telegram 11753, Bibcode: 2018ATel11753....1I
- ^ Srivastav, Shubham; et al. (2018-06-22), “AT2018cow: further follow-up with the HCT”, Astronomer's Telegram 11766, Bibcode: 2018ATel11766....1S
- ^ Perley, D. A.; et al. (2018-06-25), “AT2018cow: Continued optical fading and weakening of spectral features”, Astronomer's Telegram 11776, Bibcode: 2018ATel11776....1P
- ^ a b Benetti, S.; et al. (2018-07-10), “NUTS update on the spectroscopic follow-up of SN 2018cow”, Astronomer's Telegram 11836, Bibcode: 2018ATel11836....1B
- ^ Sharma, Y.; et al. (2018-07-03), “AT2018cow - AstroSat CZTI limits on prompt emission”, Astronomer's Telegram 11809, Bibcode: 2018ATel11809....1S
- ^ Sugizaki, M.; et al. (2018-07-03), “AT2018cow: MAXI GSC data search”, Astronomer's Telegram 11810, Bibcode: 2018ATel11810....1S
- ^ Huang, Yue; et al. (2018-06-30), “AT2018cow: Insight-HXMT/HE data search”, Astronomer's Telegram 11799, Bibcode: 2018ATel11799....1H
- ^ Ferrigno, C.; et al. (2018-06-27), “INTEGRAL hard X-ray spectroscopy of AT2018cow: preliminary detection of a cutoff at ~40 keV”, Astronomer's Telegram 11788, Bibcode: 2018ATel11788....1F
- ^ Margutti, R.; et al. (2018-06-24), “NuSTAR observations of AT2018cow reveal a hard X-ray component of emission above 15 keV”, Astronomer's Telegram 11775, Bibcode: 2018ATel11775....1M
- ^ a b Savchenko, V.; et al. (2018-07-12), “INTEGRAL observations of decaying hard X-ray emission from AT2018cow”, Astronomer's Telegram 11843, Bibcode: 2018ATel11843....1S
- ^ Grefenstette, B.; et al. (2018-07-04), “Evidence for fading of the hard X-ray emission from AT2018cow”, Astronomer's Telegram 11813, Bibcode: 2018ATel11813....1G
- ^ Singh, Avinash; et al. (2018-07-06), “AstroSat UVIT Observations of AT2018cow”, Astronomer's Telegram 11822, Bibcode: 2018ATel11822....1S
- ^ Lien, A. Y.; et al. (2018-06-26), “AT2018cow: Swift/BAT data search”, Astronomer's Telegram 11782, Bibcode: 2018ATel11782....1L
- ^ Dal Canton, T.; et al. (2018-06-28), “AT2018cow: Fermi/GBM Data Search”, Astronomer's Telegram 11793, Bibcode: 2018ATel11793....1D
- ^ Garcia-Gonzalez, Jose Andres; et al. (2018-06-28), “HAWC follow up for gamma-rays emission coincident with the position of AT2018cow”, Astronomer's Telegram 11792, Bibcode: 2018ATel11792....1G
- ^ Kocevski, D.; Cheung, C. C. (2018-07-02), “Fermi-LAT Search for Gamma-ray Emission from AT2018cow”, Astronomer's Telegram 11808, Bibcode: 2018ATel11808....1K
- ^ de Naurois, Mathieu; H.E.S.S. Collaboration (2018-08-15), “H.E.S.S. upper limits on VHE gamma emission from AT2018cow”, Astronomer's Telegram 11956, Bibcode: 2018ATel11956....1D
- ^ de Ugarte Postigo, A.; et al. (2018-06-21), “AT2018cow: NOEMA millimetre detection”, Astronomer's Telegram 11749, Bibcode: 2018ATel11749....1D
- ^ Bright, Joe; et al. (2018-06-24), “AMI-LA 15.5 GHz observations of AT2018cow”, Astronomer's Telegram 11774, Bibcode: 2018ATel11774....1B
- ^ Dobie, Dougal; et al. (2018-06-29), “ATCA Observations of AT2018cow”, Astronomer's Telegram 11795, Bibcode: 2018ATel11795....1D
- ^ Dobie, Dougal; et al. (2018-07-05), “AT2018cow: Further ATCA monitoring”, Astronomer's Telegram 11818, Bibcode: 2018ATel11818....1D
- ^ Dobie, Dougal; et al. (2018-07-17), “AT2018cow: Continued ATCA monitoring”, Astronomer's Telegram 11862, Bibcode: 2018ATel11862....1D
- ^ Horesh, A.; et al. (2018-07-05), “e-MERLIN 5 GHz Observations of AT2018cow”, Astronomer's Telegram 11819, Bibcode: 2018ATel11819....1H
- ^ Nayana, A. J.; Chandra, Poonam (2018-08-14), “Low frequency detection of AT2018cow with the GMRT”, Astronomer's Telegram 11950, Bibcode: 2018ATel11950....1N
- ^ An, Tao (2018-09-29), “The EVN detection of AT2018cow at 1.67GHz”, Astronomer's Telegram 12068, Bibcode: 2018ATel12067....1A
- ^ Smith, I. A.; Tanvir, N. R.; Perley, D. A. (2018-06-25), “AT2018cow: JCMT SCUBA-2 sub-mm detection”, Astronomer's Telegram 11781, Bibcode: 2018ATel11781....1S
- ^ a b c Huang, Kuiyun; Shimoda, Jiro; Urata, Yuji; Toma, Kenji; Yamaoka, Kazutaka; Asada, Keiichi; Nagai, Hiroshi; Takahashi, Satoko et al. (2019-06-12). “ALMA Polarimetry of AT2018cow”. The Astrophysical Journal 878 (1): L25. doi:10.3847/2041-8213/ab23fd. ISSN 2041-8213.
- ^ “超新星”. 天文学辞典. 公益社団法人 日本天文学会 (2018年8月16日). 2019年2月9日閲覧。
- ^ a b c d e Margutti, R.; et al. (2019-02), “An Embedded X-Ray Source Shines through the Aspherical AT 2018cow: Revealing the Inner Workings of the Most Luminous Fast-evolving Optical Transients”, Astrophysical Journal 872 (1): 18, arXiv:1810.10720, Bibcode: 2019ApJ...872...18M, doi:10.3847/1538-4357/aafa01
- ^ van Dyk, Schuyler D. (2010-06), “Explosions of LBV and Post-LBV Stars”, ASP Conference Series 425: 73-78, Bibcode: 2010ASPC..425...73V
- ^ Kasen, Daniel; Bildsten, Lars (2010-07), “Supernova Light Curves Powered by Young Magnetars”, Astrophysical Journal 717 (1): 245-249, Bibcode: 2010ApJ...717..245K, doi:10.1088/0004-637X/717/1/245
- ^ Clery, Daniel (2019-01-11), “Astronomers still can’t decipher the ‘Cow,’ a mysterious explosion in deep space”, Science 363 (6423), doi:10.1126/science.aaw6458 2019年2月8日閲覧。
- ^ a b Castelvecchi, Davide (2018-11-02), “Holy Cow! Astronomers agog at mysterious new supernova - An event known as 'Cow' that has rocked astronomy since June likely offers a close look at the birth of a neutron star or black hole.”, Nature 563 (7730): 168-169, Bibcode: 2018Natur.563..168C, doi:10.1038/d41586-018-07260-w, PMID 30401847
[続きの解説]
「AT2018cow」の続きの解説一覧
- 1 AT2018cowとは
- 2 AT2018cowの概要
- 3 経過
- 4 特徴
- 5 関連項目
- AT2018cowのページへのリンク
