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Cya stattya pro galaktiku imovirnij suputnik galaktiki Trikutnika Pro inshi karlikovi galaktiki Rib div Ribi znachennya Ka rlikova gala ktika Rib angl Pisces Dwarf LGS 3 nepravilna karlikova galaktika yaka ye chastinoyu Miscevoyi grupi Karlikova galaktika RibVidkrittya Valentina Karachenceva 1976Roztashuvannya epoha J2000 0 Suzir ya RibiPryame pidnesennya 01g 03h 55 0s 1 Shilennya 21 53 06 1 Chervonij zsuv 287 0 km s 1 sinij zsuv Vidstan 2 51 0 08 miljoniv svitlovih rokiv 769 25 kiloparsek 2 Vidima zoryana velichina V 14 2 1 HarakteristikiTip dIrr dSph 1 PoznachennyaLGS 3 1 PGC 3792 1 Zmist 1 Harakteristiki 2 Istoriya zoreutvorennya 3 Istoriya 4 PrimitkiHarakteristiki red Galaktika yaka otrimala svoyu nazvu vid suzir ya Rib de vona vizualno perebuvaye jmovirno ye galaktikoyu suputnikom galaktiki Trikutnika M33 Vona maye sinij zsuv oskilki nablizhayetsya do Chumackogo shlyahu zi shvidkistyu 287 km sek Ce mozhe buti perehidnij tip galaktiki mizh karlikovoyu sferoyidalnoyu i karlikovoyu nepravilnoyu galaktikoyu z oglyadu na nayavnist nevelikih hmar N I mizhzoryanogo nejtralnogo vodnyu zagalnoyu masoyu 2 105 mas Soncya Abo vona mozhe buti ridkisnoyu ale statistichno prijnyatnoyu versiyeyu odnogo z dvoh klasiv 2 Galaktiku LGS 3 dosit vazhko sposterigati adzhe vona maye vidimu zoryanu velichinu 14 2 ta neveliki rozmiri j poverhnevu yaskravist Povna masa galaktiki ocinyuyetsya v 2 4 108 mas Soncya Barionna masa zori gaz skladaye 1 5 106 mas Soncya abo menshe 1 3 Istoriya zoreutvorennya red Vvazhayetsya sho zoreutvorennya u karlikovij galaktici Rib pochalos pislya epohi reionizaciyi j shvidkist zoreutvorennya skorochuyetsya protyagom ostannih 10 milyardiv rokiv Bilshist zir galaktiki sformovani v rannij period yiyi isnuvannya Doslidzhennya takozh pokazalo sho ne sposterigayetsya istotnogo zoreutvorennya za ostanni 100 miljoniv rokiv Takim chinom bilshist zir yaki naselyayut cyu galaktiku ye starimi ta bidnimi na metali Fe H 1 5 0 3 zoryami utvorenimi u pershi 2 5 milyarda rokiv yiyi isnuvannya Ye neveliki grupi molodih garyachih blakitnih zir z vidnosno visokoyu metalichnistyu 1 u vnutrishnij oblasti galaktiki rozmirom bl 63 pk ale pri viddalenni vid centra galaktiki zoreutvorennya padaye Metalichnist zir povilno zrostaye z chasom Aktivnist procesiv u galaktici LGS 3 nedostatnya dlya vtrati mizhzoryanogo gazu tomu yiyi rozglyadayut yak izolovanu sistemu sho praktichno ne obminyuvalas rechovinoyu z navkolishnim seredovishem protyagom majzhe vsogo svogo viku pislya zavershennya aktivnoyi fazi zoreutvorennya 4 3 Istoriya red Galaktiku viyavila Valentina Karachenceva 1976 roku 2 5 3 Primitki red a b v g d e zh i NASA IPAC Extragalactic Database Results for Pisces Dwarf Arhiv originalu za 2 veresnya 2013 Procitovano 15 bereznya 2007 a b v McConnachie A W Irwin M J Ferguson A M N Ibata R A Lewis G F Tanvir N 2005 Distances and metallicities for 17 Local Group galaxies Monthly Notices of the Royal Astronomical Society 356 4 979 997 Bibcode 2005MNRAS 356 979M arXiv astro ph 0410489 doi 10 1111 j 1365 2966 2004 08514 x a b v Hidalgo Sebastian L Aparicio Antonio Skillman Evan Monelli Matteo Gallart Carme Cole Andrew Dolphin Andrew Weisz Daniel Bernard Edouard J Cassisi Santi Mayer Lucio Stetson Peter Tolstoy Eline Ferguson Henry 2011 The Acs Lcid Project V The Star Formation History of the Dwarf Galaxy Lgs 3 Clues to Cosmic Reionization and Feedback The Astrophysical Journal 730 14 Bibcode 2011ApJ 730 14H arXiv 1101 5762 doi 10 1088 0004 637X 730 1 14 Miller B W Dolphin A E Lee M G Kim S C Hodge P 2001 The Star Formation History of LGS3 The Astrophysical Journal 562 2 713 726 Bibcode 2001ApJ 562 713M arXiv astro ph 0108408 doi 10 1086 323853 Arhiv originalu za 12 grudnya 2019 Procitovano 19 bereznya 2017 Karachentseva V E 1976 Some characteristics of isolated pairs composed of a normal galaxy and DDO dwarf Soobshch Spets Astrofiz Obs 18 18 42 51 Bibcode 1976SoSAO 18 42K Arhiv originalu za 18 sichnya 2018 Procitovano 19 bereznya 2017 Koordinati nbsp 01g 03m 55 0s 21 53 06 Shablon Galaktika Trikutnika Otrimano z https uk wikipedia org w index php title Karlikova galaktika Rib amp oldid 39861226