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HED meteoriti angl HED meteorites ce klan iz troh grup ahondritnih meteoritiv HED u nazvi ye abreviaturoyu vid nazv grup meteoritiv govarditi evkriti diogeniti angl howardite eucrite diogenite Ci ahondriti pohodyat iz diferencijovanogo batkivskogo tila i v minulomu zaznali znachnoyi magmatichnoyi obrobki yaka ne nadto vidriznyayetsya vid tiyeyi yakij piddavalis magmatichni girski porodi na Zemli Z ciyeyi zh prichini cej tip meteoritiv duzhe nagaduye zemni magmatichni porodi 1 HED meteoriti Klan HED meteoriti NWA 2698 govardit Millbillillie evkrit Bilanga diogenit Tip AhondritKlas Asteroyidni ahondritiPidrozdili Govarditi Evkriti DiogenitiBatkivske tilo 4 VestaQUE 94200 govardit Zmist 1 Klasifikaciya 2 Pohodzhennya 3 Primitki 4 PosilannyaKlasifikaciya RedaguvatiU cilomu do HED meteoritiv vidnosyat tri osnovni grupi 1 Govarditi Evkriti DiogenitiVzhe bulo viyavleno dekilka dribnishih pidgrup evkritiv ta diogenitiv 2 3 Meteoriti klanu HED stanovlyat blizko 5 vid zagalnoyi kilkosti meteoritiv sho potraplyayut na Zemlyu 4 a otzhe do cogo klanu nalezhit blizko 60 usih ahondritiv 5 Pohodzhennya Redaguvati nbsp Asteroyid Vesta nbsp Johnstown diogenitVvazhayetsya sho vsi meteoriti yaki vhodyat do klanu HED pohodyat iz verhnih shariv asteroyida 4 Vesta 6 a yihnya vidminnist ta rozpodil na okremi grupi zumovleni rizniceyu v geologichnij istoriyi porid iz yakih pohodit kozhen okremij meteorit Na osnovi spivvidnoshen radioizotopiv vik yihnoyi kristalizaciyi buv viznachenij u mezhah 4 43 ta 4 55 milyardiv rokiv HED meteoriti ye diferencijovanimi meteoritami yaki utvorilisya v rezultati magmatichnih procesiv u kori yihnogo batkivskogo asteroyida Vvazhayetsya sho ulamki meteorita 4 Vesta u formi meteoritiv potrapili na Zemlyu takim chinom 7 Vnaslidok zitknennya kosmichnogo tila z planetoyidom 4 Vesta u kosmichnij prostir bulo vikinuto ulamki kori yaki j stali nevelikimi do 10 km u diametri asteroyidami tipu V Asteroyidni ulamki abo buli vikinuti sucilnimi shmatkami tobto vidrazu buli vlasne asteroyidami abo zh utvorilisya pislya togo yak dribnishij material zbivsya dokupi Deyaki z cih malih asteroyidiv i sformuvali simejstvo Vesti todi yak inshi buli rozkidani na bilshu viddal vid osnovnoyi grupi 8 Pripuskayut sho cya podiya trapilasya mensh nizh milyard rokiv tomu 9 Na asteroyidi 4 Vesta ye udarnij krater nejmovirnih rozmiriv vin vkrivaye znachnu chastinu pivdennoyi pivkuli planetoyida a tomu ye najbilsh virogidnim kandidatom na misce de vidbulosya zitknennya Obsyag rechovini virvanoyi z cogo miscya u kilka raziv perevishuye ob yem usih vidomih asteroyidiv tipu V razom uzyatih Chastina asteroyidnogo materialu yaku vidkinulo dali potrapila v lyuk Kirkvuda 3 1 Ce nestabilnij region Sonyachnoyi sistemi yakij zaznaye potuzhnih perturbacij vid Yupitera tozh asteroyidi yaki potraplyayut tudi protyagom blizko 100 miljoniv rokiv vikidayutsya na riznomanitni orbiti Deyaki z cih til vishtovhuyutsya na orbiti sho prolyagayut poblizu Zemli takim chinom formuyuchi neveliki navkolozemni asteroyidi V tipu taki yak napriklad 3551 Vereniya 3908 Niks abo 4055 Magellan Vnaslidok piznishih slabshih zitknen cih navkolozemnih ob yektiv mizh soboyu utvoryuvalisya dribnishi meteoriti okremi z yakih zgodom potrapili na Zemlyu Na osnovi vimiryuvannya rivnya kosmichnogo viprominyuvannya u viyavlenih na Zemli HED meteoritiv bulo zrobleno visnovok sho bilshist meteoritiv sho nalezhat do cogo klanu vinikli vnaslidok dekilkoh okremih zitknen takogo tipu i probuli v kosmichnomu prostori vid 6 do 73 miljoniv rokiv persh nizh potrapili na Zemlyu 10 Primitki Redaguvati a b HED Group Meteorites from Vesta Meteorite fr Arhiv originalu za 27 zhovtnya 2014 Procitovano 11 listopada 2014 angl Delaney J S The polymict eucrites 1984 angl Beck A W McSween H Y 2010 Diogenites as polymict breccias composed of orthopyroxenite and harzburgite Meteoritics and Planetary Science 45 5 850 872 Bibcode 2010M amp PS 45 850B doi 10 1111 j 1945 5100 2010 01061 x angl Meteoritical Bulletin Database Arhiv originalu za 29 chervnya 2013 Procitovano 11 listopada 2014 angl Lindstrom Marilyn M Score Roberta Populations Pairing and Rare Meteorites in the U S Antarctic Meteorite Collection NASA Johnson Space Center Arhiv originalu za 4 gruden 2004 Procitovano 11 listopad 2014 angl HED Group Meteorites from Vesta Meteorite fr Arhiv originalu za 27 zhovtnya 2014 Procitovano 11 listopada 2014 Howardites eucrites and diogenites share a common oxygen isotope fractionation line as well as other chemical characteristics indicating that their formation occurred on a common parent body today it is widely accepted that Vesta is indeed the common parent body for the achondrites of the HED group angl Drake Michael J 2001 The eucrite Vesta story Meteoritics and Planetary Science 36 4 501 513 Bibcode 2001M amp PS 36 501D doi 10 1111 j 1945 5100 2001 tb01892 x angl Binzel R P Xu S 1993 Chips off of asteroid 4 Vesta Evidence for the parent body of basaltic achondrite meteorites Science 260 5105 186 191 Bibcode 1993Sci 260 186B PMID 17807177 doi 10 1126 science 260 5105 186 angl Binzel R P et al 1997 Geologic Mapping of Vesta from 1994 Hubble Space Telescope Images Icarus 128 1 95 103 Bibcode 1997Icar 128 95B doi 10 1006 icar 1997 5734 Eugster O Michel Th 1995 Common asteroid break up events of eucrites diogenites and howardites and cosmic ray production rates for noble gases in achondrites Geochemica et Cosmochimica Acta 59 1 177 199 Bibcode 1995GeCoA 59 177E doi 10 1016 0016 7037 94 00327 I angl Posilannya RedaguvatiVikishovishe maye multimedijni dani za temoyu HED meteoritiStatti pro meteoriti v t ch obgovorennya HED iv Planetary Science Research Discoveries Arhiv originalu za 27 kvitnya 2021 Procitovano 11 listopada 2014 angl Kevin Righter Joshua Garber May 2011 What are the HED meteorites NASA Arhiv originalu za 11 listopada 2014 Procitovano 11 11 2014 angl Otrimano z https uk wikipedia org w index php title HED meteoriti amp oldid 38963304