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Messye 74 takozh znana yak M74 ta NGC 628 ye spiralnoyu galaktikoyu v suzir yi Rib 2 Vona znahoditsya na vidstani blizko 32 miljoniv svitlovih rokiv vid Zemli 3 M74 skladayetsya z dvoh chitko virazhenih spiralnih rukaviv Nizka poverhneva yaskravist robit yiyi najtyazhchim ob yektom katalogu Messye dlya astronomiv lyubiteliv 4 5 Odnak vidnosno veliki kutovi rozmiri roblyat cyu galaktiku idealnim ob yektom dlya profesijnih astronomiv yaki bazhayut vivchati spiralni rukavi ta hvilovu shilnist strukturi Peredbachayetsya sho M74 ye domivkoyu dlya 100 milyardiv zirok 3 Messye 74Vidkrittya P yer Meshen 1780Roztashuvannya epoha J2000 0 Suzir ya RibiPryame pidnesennya 01g 36h 41 8sShilennya 15 47 01 Promeneva shvidkist 657 km sVidstan 30 6 1 Vidima zoryana velichina V 9 1Yaskravist poverhni specify 13 9HarakteristikiGabbl tip SA s cTip Spiralna galaktikaPoznachennyaNGC628 PGC 5974 M 74 UGC 1149 MCG 3 5 11 ZWG 460 14 IRAS01340 1532 Zmist 1 Vidkrittya 2 Cikavi harakteristiki 3 Sposterezhennya 4 Zobrazhennya 5 Div takozh 6 Primitki 7 Zovnishni posilannya 8 NavigatoriVidkrittya RedaguvatiGalaktika M74 bula vidkrita P yerom Meshen v 1780 roci Piznishe Meshen peredav svoye vidkrittya Sharlyu Messye yakij dodav cej ob yekt do svogo katalogu 5 Cikavi harakteristiki RedaguvatiU galaktici M74 bulo vidkrito dvi nadnovi zirki 6 SN 2002ap 7 ta SN 2003gd 8 SN 2002ap privernula do sebe uvagu tomu sho ce odna z nebagatoh nadnovih tipu Ic abo gipernova yaka sposterigalasya v ostanni roki v mezhah 10 megaparsek 9 10 11 Cya nadnova bula vikoristana dlya perevirki teoriyi pro pohodzhennya zirok tipu Ic na bilsh dalnih vidstanyah 10 ta teoriyi pro zv yazok mizh vibuhami nadnovih i gamma viprominyuvannya 11 SN 2003gd supernova tipu II P 12 Zirki tipu II P mayut viznachenu svitnist tak sho yih mozhut vikoristovuvati dlya tochnogo vimiryuvannya vidstanej Vidstan do M74 kotra bula vimiryana za dopomogoyu SN 2003gd stanovit 9 6 2 8 mpk abo 31 9 mln svitlovih rokiv 1 Dlya porivnyannya vidstan vimiryana za dopomogoyu yaskravih nadgigantiv stanovit 7 7 1 7 mpk ta 9 6 2 2 mpk 1 Messye 74 ye najyaskravishim chlenom grupi galaktik M74 Grupa skladayetsya z 5 7 galaktik do yakoyi nalezhit svoyeridna spiralna galaktika NGC 660 i kilka nepravilnih galaktik 13 14 15 22 bereznya 2005 roku bulo ogolosheno 16 sho kosmichna rentgenivska observatoriya Chanda sposterigala potuzhne dzherelo rentgenivskogo viprominyuvannya ULX v galaktici M74 Ce dzherelo viprominyuye bilshe rentgenivskoyi energiyi nizh nejtroni zirki z periodichnistyu blizko dvoh godin Ce za ocinkami masa blizko 10 000 Sonc i ye pokaznikom serednoyi masi chornoyi diri Take viprominyuvannya svidchit pro mozhlivu nayavnist dosit ridkisnoyi chornoyi diri klas yakoyi lezhit des mizh rozmirom zoryanih chornih dirok i masivnih chornih dir yaki teoretichno znahodyatsya v centri bagatoh galaktik Cherez ce takozh vvazhayetsya sho ce mozhe buti ne chorna dira kotra vinikla vid vibuhu nadnovoyi ya mozhlivo ce skupchennya menshih chornih dir Dzherelo rentgenivskogo viprominyuvannya identifikuyetsya yak CXOU J013651 1 154547 Sposterezhennya RedaguvatiMessye 74 znahoditsya v 1 5 na shid pivnichno shid vid h Rib 4 5 Cya galaktika druga za najnizhchim pokaznikom z yaskravosti zi vsih ob yektiv Messye M101 maye najmenshij Jogo duzhe vazhko pobachiti koli nebo temne i chiste i majzhe nemozhlivo v miscyah kotri strazhdayut vid svitlovogo zabrudnennya Cyu galaktiku krashe vsogo rozglyadati na nizkih zbilshennyah tomu sho na velikih zbilshennyah difuzne viprominyuvannya staye bilsh rozshirenim i staye zanadto slabkim shob vidpovidati za yakisne sposterezhennya Krim togo M74 legshe rozglyadati bokovim zorom koli oko povnistyu adaptovano do temryavi 4 5 Zobrazhennya Redaguvati nbsp nbsp nbsp Div takozh RedaguvatiSpisok ob yektiv Messye Novij zagalnij katalogVikishovishe maye multimedijni dani za temoyu Messier 74Primitki Redaguvati a b v M A Hendry S J Smartt J R Maund A Pastorello L Zampieri S Benetti M Turatto E Cappellaro W P S Meikle R Kotak M J Irwin P G Jonker L Vermaas R F Peletier H van Woerden K M Exter D L Pollacco S Leon S Verley C R Benn G Pignata 2005 A study of the Type II P supernova 2003gd in M74 Monthly Notices of the Royal Astronomical Society 359 3 906 926 Bibcode 2005MNRAS 359 906H doi 10 1111 j 1365 2966 2005 08928 x R W Sinnott red 1988 The Complete New General Catalogue and Index Catalogue of Nebulae and Star Clusters by J L E Dreyer Sky Publishing Corporation Cambridge University Press ISBN 0 933 34651 4 a b Astronomy Picture of the Day M74 The Perfect Spiral NASA 6 kvitnya 2011 Arhiv originalu za 25 chervnya 2013 Procitovano 7 kvitnya 2011 a b v S J O Meara 1998 The Messier Objects Cambridge University Press ISBN 0 521 55332 6 a b v g K G Jones 1991 Messier s Nebulae and Star Clusters vid 2nd Cambridge Cambridge University Press ISBN 0 521 37079 5 NASA IPAC Extragalactic Database Results for NGC 628 Arhiv originalu za 25 chervnya 2013 Procitovano 12 serpnya 2006 S Nakano R Kushida Y Kushida W Li 2002 Supernova 2002ap in M74 IAU Circular 7810 1 Bibcode 2002IAUC 7810 1N R Evans R H McNaught 2003 Supernova 2003gd in M74 IAU Circular 8150 2 Bibcode 2003IAUC 8150 2E P A Mazzali J Deng K Maeda K Nomoto H Umeda K hatano K Iwamoto Y Yoshii Y Kobayashi T Minezaki M Doi K Enya H Tomita S J Smartt K Kinugasa H Kawakita K Ayani T Kawabata H Yamaoka Y L Qiu K Motohara C L Gerardy R Fesen K S Kawabata M Iye N Kashikawa G Kosugi Y Ohyama M Takada Hidai G Zhao R Chornock A V Filippenko S Benetti M Turatto 2002 The Type Ic Hypernova SN 2002ap Astrophysical Journal 572 1 L61 L65 Bibcode 2002ApJ 572L 61M doi 10 1086 341504 a b S J Smartt P M Vreeswijk E Ramirez Ruiz G F Gilmore W P S Meikle A M N Ferguson J H Knapen 2002 On the Progenitor of the Type Ic Supernova 2002ap Astrophysical Journal 572 2 L147 L151 Bibcode 2002ApJ 572L 147S doi 10 1086 341747 a b A Gal Yam E O Ofek O Shemmer 2002 Supernova 2002ap The first month Monthly Notices of the Royal Astronomical Society Letters 332 4 L73 L77 Bibcode 2002MNRAS 332L 73G doi 10 1046 j 1365 8711 2002 05535 x S D Van Dyk W Li A V Filippenko 2003 On the Progenitor of the Type II Plateau Supernova 2003gd in M74 Publications of the Astronomical Society of the Pacific 115 813 1289 1295 Bibcode 2003PASP 115 1289V doi 10 1086 378308 R B Tully 1988 Nearby Galaxies Catalog Cambridge University Press ISBN 0 521 35299 1 A Garcia 1993 General study of group membership II Determination of nearby groups Astronomy and Astrophysics Supplement 100 47 90 Bibcode 1993A amp AS 100 47G G Giuricin C Marinoni L Ceriani A Pisani 2000 Nearby Optical Galaxies Selection of the Sample and Identification of Groups Astrophysical Journal 543 1 178 194 Bibcode 2000ApJ 543 178G doi 10 1086 317070 Chandra Photo Album M74 22 Mar 05 Arhiv originalu za 4 travnya 2007 Procitovano 22 kvitnya 2011 Zovnishni posilannya RedaguvatiNGC 628 v Novomu zagalnomu katalozi anglijskoyu francuzkoyu Informaciya pro NGC 628 v katalozi Revised NGC and IC Catalog angl NGC 628 v bazi SIMBAD angl NGC 628 v bazi Vizier angl NGC 628 v bazi NASA Extragalactic Database angl Bazi danih pro ob yekti NGC IC angl Spiral Galaxy M74 SEDS Messier pagesNavigatori Redaguvati NGC 623 NGC 624 NGC 625 NGC 626 NGC 628 NGC 629 NGC 630 NGC 631 NGC 632 Koordinati nbsp 01g 36m 41 8s 15 47 01 Otrimano z https uk wikipedia org w index php title Messye 74 amp oldid 40338400