... Outer shell = 2h 15 -44.4 47.5 3 133 24 2.3 в 10 2.1 -3 5 m Inner shell = 2h 15 -42.3 24.3 3 78 36 0.9 в 10 5 m = +625 ... requires a relatively high mass-loss rate, 6.8 в 10-5 M yr-1 , which is characteristic of massive Otype stars or M-type ...
... High-mass stars ( M10M ), on the other hand, have fast radiation-driven stellar winds. ... soon as the stellar core reaches a mass of 8-10M , the radiation pressure on the infalling dust strongly opposes the accretion ...
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Ссылки http://mavr.sao.ru/hq/balega/PUBL_BAL/PUB_2002/2002A&A_392_945P.pdf -- 443.6 Кб -- 03.08.2004 Похожие документы
... interferometry of IRC +10 216 with the SAO 6 m telescope: Evidence for a clumpy ... a bandwidth of 0.33 µm. 968 IRC +10 216 speckle interferograms and 1496 reference ... per pulse of only a few 10-3 M in its stage of evolution (depending on mass ...
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Ссылки http://mavr.sao.ru/hq/balega/PUBL_BAL/PUB_1998/1998A&A_333L_51W.pdf -- 192.2 Кб -- 29.07.2004 Похожие документы
... The mid-IR spectra exhibit a 10µm silicate feature in absorption (shown in Fig. 9 ... from the knot N1 was observed at 10µm. Despite a general consensus that V645 Cyg is ...
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Ссылки http://mavr.sao.ru/hq/balega/PUBL_BAL/PUB_2009/2009arXiv0904.1822M.pdf -- 553.9 Кб -- 18.05.2009 Похожие документы