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HDE 226868 Roztashuvannya Lebid X 1 vidileno zliva vid Eta Lebedya v suzir yi Lebid Dani sposterezhennyaEpoha J2000Suzir ya LebidPryame pidnesennya 19g 58h 21 67595s 1 Shilennya 35 12 05 7783 1 Vidima zoryana velichina V 8 95 2 HarakteristikiSpektralnij klas O9 7Iab 2 Pokaznik koloru B V 0 81 3 Pokaznik koloru U B 0 30 3 Tip zminnosti Elipsoyidalna zminnaAstrometriyaPromeneva shvidkist Rv 13 2 km cVlasnij ruh m Pr sh 3 37 1 mas r Shil 7 15 1 mas rParalaks p 0 539 0 033 mas 4 Vidstan 6100 400 sv r 1900 100 pk Absolyutna zoryanavelichina MV absmag v Fizichni harakteristikiMasa 20 40 5 M Radius 20 22 6 R Svitnist 3 4 105 6 L Efektivna temperatura 31 000 7 KVik 5 8 mlrd rokivInshi poznachennyaAG or AGK2 35 1910 BD 34 3815 HD or HDE 226868 HIP 98298 SAO 69181 V1357 Cyg 2 Lebid X 1 Cygnus X 1 dzherelo rentgenivskogo viprominyuvannya u suzir yi Lebedya 9 10 i ye pershim sered inshih podibnih sho buli priznani yak chorni diri 11 Jogo bulo vidkrito 1964 roku pid chas suborbitalnogo polotu 12 Ye odnim iz najyaskravishih dzherel rentgenivskogo viprominyuvannya na nebi j maye maksimalnu gustinu potoku 2 3 10 23 Vt m 2Gc 1 13 Ye odnim iz najkrashe doslidzhenih ob yektiv u svoyemu klasi Yavlyaye soboyu podvijnu sistemu sho roztashovana v nashij Galaktici na vidstani blizko 6 000 svitlovih rokiv vid Soncya Suputnik zorya HDE 226868 ye blakitnim nadgigantom iz poverhnevoyu temperaturoyu blizko 31 000 K Obertayetsya navkolo chornoyi diri z periodom 5 6 dobi 7 Chorna dira maye masu priblizno 14 8 mas soncya i vidpovidno gravitacijnij radius priblizno 300 km 14 Primitki Redaguvati a b v g van Leeuwen F November 2007 Validation of the new Hipparcos reduction Astronomy and Astrophysics 474 2 653 664 Bibcode 2007A amp A 474 653V doi 10 1051 0004 6361 20078357 a b v g V V1357 Cyg High Mass X ray Binary Centre de Donnees astronomiques de Strasbourg March 3 2003 Arhiv originalu za 27 bereznya 2012 Procitovano 3 bereznya 2008 a b Bregman J ta in 1973 Colors magnitudes spectral types and distances for stars in the field of the X ray source Cyg X 1 Lick Observatory Bulletin 647 1 Bibcode 1973LicOB 24 1B Reid Mark J ta in December 2011 The Trigonometric Parallax of Cygnus X 1 The Astrophysical Journal 742 2 83 Bibcode 2011ApJ 742 83R arXiv 1106 3688 doi 10 1088 0004 637X 742 2 83 angl Navedeno za anglijskoyu vikipediyeyu Iorio Lorenzo 24 lipnya 2007 On the orbital and physical parameters of the HDE 226868 Cygnus X 1 binary system E print 315 1 4 335 Bibcode 2008Ap amp SS 315 335I arXiv 0707 3525 doi 10 1007 s10509 008 9839 y a b Ziolkowski J 2005 Evolutionary constraints on the masses of the components of HDE 226868 Cyg X 1 binary system Monthly Notices of the Royal Astronomical Society 358 3 851 859 Bibcode 2005MNRAS 358 851Z arXiv astro ph 0501102 doi 10 1111 j 1365 2966 2005 08796 x Note for radius and luminosity see Table 1 with d 2 kpc a b Staff 10 chervnya 2003 Integral s view of Cygnus X 1 ESA Arhiv originalu za 27 bereznya 2012 Procitovano 20 bereznya 2008 Mirabel I Felix Rodrigues Irapuan 2003 Formation of a Black Hole in the Dark Science 300 5622 1119 1120 Bibcode 2003Sci 300 1119M PMID 12714674 arXiv astro ph 0305205 doi 10 1126 science 1083451 Arhiv originalu za 1 kvitnya 2008 Procitovano 15 bereznya 2008 Lebid Astronomichnij enciklopedichnij slovnik za zag red I A Klimishina ta A O Korsun Lviv Golov astronom observatoriya NAN Ukrayini Lviv nac un t im Ivana Franka 2003 S 252 ISBN 966 613 263 X Staff 5 listopada 2004 Observations Seeing in X ray wavelengths ESA Arhiv originalu za 11 zhovtnya 2008 Procitovano 12 serpnya 2008 Observations Seeing in X ray wavelengths 5 listopada 2004 Arhiv originalu za 9 veresnya 2018 Procitovano 24 04 2016 Bowyer S Byram E T Chubb T A Friedman H 1965 Cosmic X ray Sources Science 147 3656 394 398 PMID 17832788 doi 10 1126 science 147 3656 394 Arhiv originalu za 10 lyutogo 2009 Procitovano 10 bereznya 2008 Lewin Walter Van Der Klis Michiel 2006 Compact Stellar X ray Sources Cambridge University Press s 159 ISBN 0521826594 Orosz Jerome 1 grudnya 2011 The Mass of the Black Hole In Cygnux X 1 The Astrophysical Journal 742 2 84 Bibcode 2011ApJ 742 84O arXiv 1106 3689 doi 10 1088 0004 637X 742 2 84 Otrimano z https uk wikipedia org w index php title Lebid X 1 amp oldid 39798007