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Edua r Zhan Mari Stefa n fr Jean Marie Edouard Stephan 31 serpnya 1837 31 grudnya 1923 francuzkij astronom Z 1867 po 1907 rik buv direktorom Observatoriyi v Marseli Vidkrivach dekilkoh astronomichnih ob yektiv golovnim chinom tumannostej ta galaktik Sered najvidomishih Kvintet Stefana HGC 92 sho ye grupoyu z p yati galaktik U 1873 roci Stefan buv pershim hto namagavsya vimiryati kutovij diametr zirki za dopomogoyu interferometriyi peretvorivshi 80 sm teleskop v observatoriyi v Marseli na interferometr He did this by obscuring the reflector with a mask containing two vertical slits Jogo im yam nazvana kometa 38P Stephan Oterma hocha yiyi pershovidkrivachem buv Zherom Kodzha Eduar Zhan Mari Stefanfr Jean Marie Edouard StephanEduar Zhan Mari Stefan Eduar Zhan Mari StefanNarodivsya 31 serpnya 1837 1837 08 31 NiorPomer 31 grudnya 1923 1923 12 31 86 rokiv MarselKrayina FranciyaDiyalnist astronomAlma mater Visha normalna shkolaGaluz AstronomiyaZaklad Marselska observatoriyaPosada direktor d i dChlenstvo Francuzka akademiya naukVidomij zavdyaki Kvintet StefanaNagorodiPrimitkiNorth John David 2008 Cosmos an illustrated history of astronomy and cosmology University of Chicago Press s 590 ISBN 978 0 226 59440 8 Dorminey Bruce 2002 Distant wanderers the search for planets beyond the solar system New York Springer Verlag s 123 ISBN 0 387 95074 5
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