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Rigel Rigel v suzir yi OrionaDani sposterezhennyaEpoha J2000Suzir ya OrionPryame pidnesennya 05h 14m 32 3sShilennya 08 12 06 Vidima zoryana velichina V 0 12 8 44HarakteristikiSpektralnij klas B8IaPokaznik koloru B V 0 03Pokaznik koloru U B 0 66Tip zminnosti tipu a LebedyaAstrometriyaPromeneva shvidkist Rv 20 7 km cVlasnij ruh m Pr sh 1 87 mas r Shil 0 56 mas rParalaks p 4 22 0 81 masVidstan bilya 800 sv r 240 pk Absolyutna zoryanavelichina MV 6 7Fizichni harakteristikiMasa 17 M Radius 70 R Svitnist 66 000 bolometrichna L Efektivna temperatura 11 000 KInshi poznachennyaRigel Algebar Elgebar b Ori 19 Ori HD 34085 HR 1713 HIP 24436 SAO 131907 1 PosilannyaSIMBADdani dlya RIGELRi gel b Oriona b Ori najyaskravisha zorya suzir ya Oriona Maye vidimu zoryanu velichinu 0 14m Rigel v uyavi hudozhnikaNe plutati z Rigel Rigel bilo blakitnij nadgigant spektralnogo klasu B8I a Temperatura jogo poverhni 11 200 K diametr blizko 95 mln km tobto v 68 raziv bilshe Soncya Absolyutna zoryana velichina dorivnyuye 6 69m jogo svitnist u 60 000 raziv bilsha sonyachnoyi Takim chinom Rigel ce najpotuzhnisha z yaskravih zir neboshilu Rigel perebuvaye na vidstani priblizno 800 svitlovih rokiv vid Soncya Starodavni yegiptyani pov yazuvali Rigel iz Sahom carem zir i zastupnikom pomerlih a piznishe z Osirisom Doslivno Rigel oznachaye liva noga i pohodit vid arab الرجل الجبار ar rijl al jabbar ar ridzhl al dzhabbar Zmist 1 Vidimist 1 1 Vidstan 2 Sistema 3 Harakteristiki 3 1 Kosmichna fotometriya 3 2 Spektroskopiya 4 Primitki 5 PosilannyaVidimist RedaguvatiVidima zoryana velichina Rigelya v serednomu stanovit 0 14m sho robit yiyi somoyu za yaskravistyu zoreyu na nebesnij sferi ne vrahovuyuchi Soncya vin trohi tmyanishij Kapelli Rigel ye neregulyarnoyu pulsuyuchoyu zminnoyu 0 05m 0 18m Hocha vin maye poznachennya Bajyera b odnak majzhe zavzhdi yaskravishij za a Oriona Betelgejze Z 1943 roku spektr zori vikoristovuvavsya yak odna z bazovih tochok dlya zoryanoyi klasifikaciyi 2 Rigel maye pokaznik koloru B V 0 03 tobto vin vidayetsya bilim abo trohi blakitnim 3 U pivnichnij pivkuli jogo najkrashe sposterigati vzimku najvishe vin pidnimayetsya vnochi mizh 12 grudnya ta 24 sichnya 4 U pivdennij pivkuli Rigel ye pershoyu yaskravoyu zoreyu suzir ya Orion koli vono pochinaye pidnimatisya nad gorizontom 5 V astronomichnij navigaciyi Rigel ye odniyeyu z najvazhlivishih navigacijnih zir oskilki vin roztashovanij poblizu ekvatora tobto vidimij praktichno z usih okeaniv svitu krim 8 dovkola Pivnichnogo polyusa yaskravij ta legko znahoditsya Vidstan Redaguvati Nova redukciya paralaksiv Gipparkosa skorotila vidstan do Rigelya do 265 parsek 863 sv r z pohibkoyu do 9 6 Ranni spektroskopichni vimiri davali vidstan mizh 360 ta 500 parsek 7 8 Sistema RedaguvatiPrinajmni z 1822 roku vidomo sho Rigel ye optichno podvijnoyu sistemoyu ce viznachiv Struve 9 Suputnik ye dosit yaskravoyu zoreyu vidimoyi zoryanoyi velichini 6 7 komponenti viddaleni na 9 5 kutovih sekund sho dozvolyaye yih vidokremiti v bilshosti amatorskih teleskopiv 9 Odnak znachna riznicya v yaskravosti uskladnyuye cyu zadachu dlya teleskopiv z aperturoyu menshe 15 sm 10 Z urahuvannyam vidstani do Rigelya vid Zemli vidstan Rigelya B do golovnoyi zori stanovit ponad 2000 a o Z chasu vidkrittya suputnika orbitalnogo ruhu viyavleno ne bulo hocha obidvi zori mayut shozhij vlasnij ruh 9 11 Yaksho voni fizichno pov yazani yih minimalnij orbitalnij period maye stanoviti bl 18 000 rokiv 12 Vzhe v XIX st stalo vidomo sho Rigel B ye tisnoyu podvijnoyu sistemoyu Do neyi vhodyat dvi zori golovnoyi poslidovnosti spektralnogo klasu B9 yaki perebuvayut na vidstani 0 1 0 2 ta obertayutsya z periodom 9 86 dnya Spekl interferometriya 2009 roku pokazala sho dva majzhe identichni komponenti rozdileni 0 124 13 Obidvi zori mayut vidimu zoryanu velichinu 7 6 a yihnij orbitalnij period stanovit bl 63 rokiv 12 Ci dvi zori ne dostatni dlya komponentiv optichnoyi podvijnoyi zori B ta C tomu sistema mozhe buti potrijnoyu spravzhnij format yakoyi poki ne viznacheno 14 Zorya vidimoyi zoryanoyi velichini 15 4 na vidstani 44 6 kutovoyi sekundi na pivnich 1 vnesena do katalogiv yak komponent D sistemi hocha poki ne vidomo chi vona fizichno pov yazana chi ce vipadkove roztashuvannya 9 Harakteristiki RedaguvatiMoravvedzhi z kolegami viznachili svitnist Rigelya A u 120 000 svitnostej Soncya 15 Temperatura jogo poverhni stanovit blizko 12 100 Kelviniv Vimiryanij interferometrom kutovij diametr zori pislya koriguvannya na zatemnennya krayu sklav 2 75 0 01 mas 16 Z urahuvannyam ocinki vidstani do zori yiyi radius dorivnyuye 79 radiusam Soncya 15 Norbert Przhibilla z kolegami u 2006 r vikoristav atmosferne modelyuvannya ta otrimav vidstan do zori u 360 40 parsek svitnist u 218 000 sonyachnih masu u 21 3 sonyachnih ta radius u 109 12 sonyachnih 17 Kod CMFGEN ce atmosfernij kod yakij vikoristovuyetsya dlya viznachennya harakteristik masivnih zir z analizu yih spektru ta atmosferi Vikoristannya cogo metodu dalo Rigelyu yaskravist u 279 000 sonyachnih radius 115 sonyachnih ta zoryanij viter u 671 080 mil na godinu majzhe 1 08 mln km god 18 Rigel A blakitnij nadgigant v yadri yakogo zavershilos spalennya vodnyu vin zalishiv golovnu poslidovnist postupovo zbilshuyuchi ob yem ta yaskravist pid chas ruhu po diagrami Gershprunga Rassela Przhibilla ocinyuye sho vin vtrativ do 3 sonyachnih mas iz pochatku svogo formuvannya zoreyu masi 24 3 sonyachnih 7 9 mln rokiv tomu 17 Kolis vin stane chervonim nadgigantom i vreshti vibuhne yak nadnova tipu II 19 Tomu Rigel ye odnim iz najblizhchih do Zemli kandidativ u nadnovi 15 Rigel ye zminnoyu zoreyu ale cya zminnist ye skladnoyu sprichinenoyu zoryanimi pulsaciyami shozhimi na pulsaciyi Deneba prototipu zminnih tipu a Lebedya Variaciyi radialnoyi shvidkosti Rigelya pokazuyut sho zorya odnochasno oscilyuye u prinajmni 19 neradialnih rezhimah iz periodami vid 1 2 do 74 dniv 15 Vona pomitna sered inshih blakitnih nadgigantiv tim sho hocha dzherelom yiyi pulsacij ye yaderni reakciyi u vodnevomu shari yakij prinajmni chastkovo nekonvektivnij zorya takozh spalyuye gelij u yadri 19 Nalezhnist Rigelya do zminnih tipu a Lebedya bula vstanovlena 1998 roku Kristoffelem Velkensom iz kolegami 20 nbsp Vidbivna tumannist Vidmina golova Oskilki Rigel yaskravij ta ruhayetsya cherez dilyanku tumannosti vin pidsvichuye dekilka gazopilovih hmar u svoyemu otochenni najbilsh pomitna sered yakih IC 2118 Vidmina golova 11 Rigel takozh asociyuyetsya z tumannistyu Oriona yaka hocha j roztashovana majzhe na odnij liniyi zoru z zoreyu vid Zemli viddalena na majzhe vdvichi bilshu vidstan Popri vidminnosti u vidstani proyekciya ruhu Rigelya kriz kosmos u minulomu povertaye jogo blizko do tumannosti Tomu Rigel inkoli klasifikuyut yak viddalenij chlen zoryanoyi asociaciyi Orion OB1 hocha vin i znachno blizhchij do Zemli nizh inshi chleni asociaciyi Na shozhij iz Rigelem vidstani roztashovani Betelgejze i Saif k Ori hocha Betelgejze ye zoreyu vtikachem zi skladnoyu istoriyeyu j shvidshe za vse pochatkovo sformuvalas v osnovnij chastini asociaciyi 21 Zdayetsya suputniki Rigel Ba Bb ta C vsi mayut shozhij spektralnij klas B ta ye zoryami golovnoyi poslidovnosti masoyu 3 4 M ale yih harakteristiki tochno ne vidomi 12 Kosmichna fotometriya Redaguvati Kanadskij MOST sposterigav za Rigelem protyagom majzhe 28 dniv u 2009 r Zmina jogo yaskravosti buli na rivni tisyachnih zoryanoyi vidimoyi velichini Povilni zmini u svitnosti pidkreslyuyut nayavnist u zori dovgoperiodichnih pulsacij 15 Spektroskopiya Redaguvati Zagalnij spektralnij klas Rigelya B8 dobre vstanovlenij ta vikoristovuvavsya yak vidpravna tochka dlya spektralnoyi klasifikaciyi ryadu nadgigantiv Odnak detali spektru suttyevo zminyuyutsya vnaslidok periodichnih atmosfernih viverzhen Spektralni liniyi pokazuyut viprominennya poglinannya podvoyennya pryamij ta zvorotnij profil P Lebedya bez yakoyi nebud chitkoyi periodichnosti 22 Cherez ce rizni avtori klasifikuyut jogo yak B8 Iab B8 Iae abo poyednuyut ci poznachennya 23 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Moravveji Ehsan Guinan Edward F Shultz Matt Williamson Michael H Moya Andres March 2012 Asteroseismology of the nearby SN II Progenitor Rigel Part I The MOST High precision Photometry and Radial Velocity Monitoring The Astrophysical Journal 747 1 108 115 Bibcode 2012ApJ 747 108M arXiv 1201 0843 doi 10 1088 0004 637X 747 2 108 Aufdenberg J P 2008 Limb Darkening Getting Warmer The Power of Optical IR Interferometry Eso Astrophysics Symposia 1 1 71 82 Bibcode 2008poii conf 71A ISBN 978 3 540 74253 1 doi 10 1007 978 3 540 74256 2 8 a b Przybilla N ta in January 2006 Quantitative spectroscopy of BA type supergiants Astronomy and Astrophysics 445 3 1099 1126 Bibcode 2006A amp A 445 1099P arXiv astro ph 0509669 doi 10 1051 0004 6361 20053832 Chesneau O Kaufer A Stahl O Colvinter C Spang A Dessart L Prinja R Chini R 2014 The variable stellar wind of Rigel probed at high spatial and spectral resolution Astronomy amp Astrophysics 566 18 Bibcode 2014A amp A 566A 125C arXiv 1405 0907 doi 10 1051 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5116 doi 10 1093 mnras stt2260 nbsp Portal Astronomiya Vikishovishe maye multimedijni dani za temoyu RigelKoordinati nbsp 05g 14m 32 272s 08 12 05 91 Posilannya RedaguvatiKatalog yaskravih zir Rigel Otrimano z https uk wikipedia org w index php title Rigel amp oldid 37720657