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Teleskop Roberta K Berda u Grin Banku angl Robert C Byrd Green Bank Telescope GBT Zahidna Virdzhiniya SShA najbilshij u sviti povnistyu kerovanij radioteleskop sho perevershuye 100 metrovij Effelsberzkij radioteleskop u Nimechchini Miscevist Grin Bank vhodila do skladu Nacionalnoyi radioastronomichnoyi observatoriyi NRAO do 30 veresnya 2016 roku Z 1 zhovtnya 2016 roku teleskopom keruye nezalezhna Grin Bankska observatoriya Teleskop nazvano na chest pokijnogo senatora Roberta K Berda yakij predstavlyav Zahidnu Virdzhiniyu i yakij proviv finansuvannya teleskopa cherez Kongres Inshi nazviGBT Na chestRobert Berd 1 Chastina vidObservatoriya Grin Bank 1 i Nacionalna radioastronomichna observatoriyaRoztashuvannyaPokahontas 2 1 Koordinati38 25 59 pn sh 79 50 23 zh d 38 43312111113888818 pn sh 79 83983500002777589 zh d 38 43312111113888818 79 83983500002777589OrganizaciyaNacionalna radioastronomichna observatoriya 2 i Observatoriya Grin Bank 3 Chas sposterezhennya365 nochej na rik 4 Pershe svitlo23 serpnya 2000 5 6 Stil teleskoparadioteleskop 2 1 i gregorianskij teleskopZbiralna plosha teleskopa9469 64403 kvadratnij metr 8 Fokusna vidstan60 mVebsajtgreenbankobservatory org science telescopes gbt angl Grin Bankskij teleskop u Vikishovishi Grin Bankskij teleskop pracyuye na hvilyah vid metra do milimetra Jogo zbiralna plosha diametrom 100 metriv nezablokovana diafragma ta horosha tochnist poverhni zabezpechuyut chudovu chutlivist teleskopa v mezhah robochogo diapazonu 0 1 116 GGc GBT povnistyu kerovanij i maye dostup do 85 vidsotkiv miscevoyi nebesnoyi pivkuli Vin vikoristovuyetsya dlya astronomiyi blizko 6500 godin shoroku a she 2000 3000 godin na rik vitrachayut na vivchennya visokih chastot Chastinoyu naukovoyi sili GBT ye jogo gnuchkist i prostota vikoristannya sho dozvolyaye shvidko reaguvati na novi naukovi ideyi Plan roboti teleskopa skladayetsya dinamichno shob uzgoditi potrebi proyektiv z potochnoyu pogodoyu GBT takozh legko perekonfigurovuyetsya za dopomogoyu novogo eksperimentalnogo obladnannya Mozhlivist visokochutlivogo vidobrazhennya GBT robit jogo vazhlivim dopovnennyam do Velikogo milimetrovogo masivu Atakami Rozshirenogo duzhe velikogo masivu Antennogo masivu duzhe velikoyi bazi ta inshih interferometriv z visokoyu kutovoyu rozdilnistyu Zasobi Grin Bankskoyi observatoriyi takozh vikoristovuyutsya dlya inshih naukovih doslidzhen dlya bagatoh osvitnih i informacijno prosvitnickih program a takozh dlya pidgotovki studentiv i vchiteliv Teleskop rozpochav regulyarnu naukovu robotu v 2001 roci sho robit jogo odnim iz novitnih astronomichnih ob yektiv Nacionalnogo naukovogo fondu SShA NSF Vin buv pobudovanij pislya rujnuvannya poperednogo teleskopa v Grin Benk 90 44 metrovogo paraboloyida yakij pochav sposterezhennya v zhovtni 1961 roku Poperednij teleskop zrujnuvavsya 15 listopada 1988 roku cherez raptovu vtratu fasonki u vuzli korobchatoyi balki yaka bula klyuchovim komponentom cilisnosti konstrukciyi teleskopa RoztashuvannyaRadioteleskop Roberta K Berda Grin Bank GBT maye zbiralnu ploshu 0 93 ga yaka fokusuye radiohvili sho padayut na nogo na chutlivi prijmachi u verhnij chastini strili prikriplenoyi zboku Teleskop roztashovanij nedaleko vid centru en unikalnoyi zoni roztashovanoyi v mistechku Grin Bank Zahidna Virdzhiniya de vlada obmezhuye vsi radioviprominyuvannya shob uniknuti vikidiv u napryamku GBT i en Roztashuvannya teleskopa v radiospokijnij zoni dozvolyaye viyavlyati slabki radiochastotni signali yaki inakshe mogli b buti zamaskovani shtuchnimi signalami Observatoriya mezhuye z teritoriyeyu en a gori Allegani zahishayut yiyi vid radiopereshkod Misce roztashuvannya teleskopa bulo miscem roztashuvannya vazhlivih radioastronomichnih teleskopiv z 1957 roku Zaraz tut rozmisheno sim dodatkovih teleskopiv i nezvazhayuchi na desho viddalene roztashuvannya syudi shoroku priyizdit blizko 40 000 vidviduvachiv OpisKonstrukciya vazhit 7600 tonn i maye visotu 148 metriv Poverhnya GBT ye aktivnoyu poverhneyu rozmirom 100 na 110 metriv z 2209 aktuatorami nevelikimi dvigunami yaki vikoristovuyutsya dlya regulyuvannya polozhennya dlya 2004 poverhnevih panelej vnaslidok chogo zagalna zbiralna plosha stanovit 9300 kv m Paneli vigotovleni z alyuminiyu z tochnistyu poverhni ponad 50 mkm RMS Aktuatori regulyuyut polozhennya panelej shob kompensuvati provisannya abo vigin pid diyeyu vlasnoyi vagi yaka zminyuyetsya pid chas ruhu teleskopa Bez cogo regulyuvannya tak zvanoyi aktivnoyi poverhni sposterezhennya na chastotah vishe 4 GGc ne bude nastilki efektivnim Nezvichnim dlya radioteleskopa osnovnim vidbivachem ye pozaosovij segment paraboloyida Ce toj samij dizajn yakij vikoristovuyetsya u znajomih antenah domashnogo suputnikovogo telebachennya napriklad DirecTV Asimetrichnij vidbivach dozvolyaye roztashovuvati fokusnu tochku teleskopa ta oprominyuvach zboku vid anteni shob vin ta jogo visuvna oporna shtanga ne zavazhali vhidnim radiohvilyam yak ce vidbuvayetsya u zvichajnih konstrukciyah radioteleskopiv iz podacheyu roztashovanoyu na osi promenya teleskopa Zmishena oporna ruka mistit visuvnij oprominyuvach osnovnogo fokusu pered 8 metrovim subreflektorom i visim visokochastotnih podach na obertovij vezhi v gregorianskomu fokusi Robochi chastoti kolivayutsya vid 290 MGc do 100 GGc Cherez jogo visotu 148 metriv sho na 60 vishe za Statuyu Svobodi i masu 7600 tonn miscevi zhiteli inodi rozshifrovuyut GBT yak Great Big Thing Velika velika shtuka VidkrittyaKompozicijne zobrazhennya sposterezhennya spektralnoyi liniyi oblasti zoreutvorennya W51 sho pokazuye rozpodil amiaku v comu regioni Zobrazhennya teleskopa z upovilnenoyi zjomki nichnih sposterezhen U 2002 roci astronomi viyavili tri novi milisekundni pulsari v kulyastomu skupchenni Messye 62 U 2006 roci bulo ogolosheno pro dekilka vidkrittiv vklyuchayuchi velike kotushkopodibne magnitne pole v en i veliku nadbulbashku vodnyu na vidstani 23 000 svitlovih rokiv nazvanu en Z 2006 roku bulo zrobleno chislenni vidkrittya v tomu chisli najmasivnishoyi nejtronnoyi zori viyavlenoyi na sogodni PSR J0740 6620 hmari pervinnogo gazu yaka otochuye inshi galaktiki velicheznih molekulyarnih hmar sho otochuyut inshi galaktiki i skladnih molekul takih yak cukor u kosmosi Zagroza dlya finansuvannyaU vidpovid na obmezheni byudzhetni problemi Viddil astronomichnih nauk AST Nacionalnogo naukovogo fondu NSF stvoriv komisiyu z oglyadu portfolio yaka provodila svoyu robotu z veresnya 2011 roku po serpen 2012 roku Komitet yakij pereviriv usi zasobi ta zahodi sho pidtrimuyutsya AST skladavsya z 17 zovnishnih naukovciv pid golovuvannyam en z Garvardskogo universitetu Rekomendaciya komitetu vid serpnya 2012 roku mistila zakrittya shesti ob yektiv i takozh zmenshennya finansuvannya dlya teleskopa Roberta K Berda u Grin Banku GBT uprodovzh p yatirichnogo periodu U lipni 2014 roku en zatverdiv byudzhet NSF na 2014 finansovij rik yakij ne peredbachav divesticiyi GBT u comu finansovomu roci Potim ustanova pochala shukati partneriv shob dopomogti finansuvati svoyi ekspluatacijni vitrati v rozmiri 10 miljoniv dolariv na rik 1 zhovtnya 2016 roku Nacionalna radioastronomichna observatoriya v Grin Banku vidokremilasya vid NSF i pochala otrimuvati finansuvannya z privatnih dzherel shob funkcionuvati yak nezalezhna ustanova Grin Bankska observatoriya Vidnoshennya do Breakthrough ListenTeleskop ye klyuchovim ob yektom proyektu Breakthrough Listen v yakomu vin vikoristovuyetsya dlya skanuvannya radiosignaliv yaki mozhlivo viprominyuyutsya pozazemnimi tehnologiyami Naprikinci 2017 roku teleskop vikoristovuvavsya dlya skanuvannya Oumuamua na nayavnist oznak pozazemnogo intelektu Div takozhGrout Reber Spisok astronomichnih observatorij Spisok radioteleskopiv Proyekt Ozma PrimitkiRalph Berrier Jr Green Bank Telescope searches space while dealing with earthly threats Roanok 2018 d Track Q501796d Track Q7761169 Structurae Ratingen 1998 d Track Q3791d Track Q1061861 https public nrao edu telescopes gbt Telescopes Green Bank Telescope Dedication of the Green Bank Telescope 25 August 2000 Nemiroff R Bonnell J 2002 March 11 The 100 Meter Green Bank Radio Telescope The 100 Meter Green Bank Radio Telescope https greenbankobservatory org science telescopes gbt Benningfield Damond June 2016 Air amp Space Smithsonian National Air and Space Museum Arhiv originalu za 8 listopada 2020 Procitovano 27 travnya 2016 Arhiv originalu za 9 chervnya 2021 Procitovano 6 sichnya 2022 Arhiv originalu za 11 lipnya 2019 Procitovano 6 sichnya 2022 Arhiv originalu za 6 sichnya 2022 Procitovano 6 sichnya 2022 Lockman F J Ghigo F D Balser D S red 2007 PDF amer Green Bank W Va Nacionalna radioastronomichna observatoriya ISBN 978 0 97004 112 8 OCLC 144734774 Arhiv originalu PDF za 1 sichnya 2020 Procitovano 1 sichnya 2020 greenbankobservatory org Green Bank Observatory 18 zhovtnya 2016 Arhiv originalu za 6 sichnya 2022 Procitovano 31 zhovtnya 2017 www gb nrao edu National Radio Astronomy Observatory 9 serpnya 2011 Arhiv originalu za 9 August 2011 Frayer David The National Radio Astronomy Observatory Arhiv originalu za 3 listopada 2016 Procitovano 1 listopada 2016 Hunter Todd R ta in 2011 Holographic Measurement and Improvement of the Green Bank Telescope Surface Publications of the Astronomical Society of the Pacific 123 907 1087 1099 arXiv 1107 2081 Bibcode 2011PASP 123 1087H doi 10 1086 661950 PDF National Radio Astronomy Observatory Arhiv originalu PDF za 31 bereznya 2022 Procitovano 6 sichnya 2022 Jim Merithew Silence The Last of the Giant Radio Telescopes Is Listening to the Universe 11 kvitnya 2021 u Wayback Machine Wired October 2009 John M Thompson W Va Observatory Scans the Universe for Radio Signals 11 zhovtnya 2016 u Wayback Machine The Washington Post 19 November 2008 Presreliz National Radio Astronomy Observatory 4 sichnya 2002 Arhiv originalu za 18 serpnya 2016 Procitovano 6 sichnya 2022 Green Bank Telescope scores big finds in space Fastest pulsar Slinky magnetics superbubble of hydrogen ID 2006 01 17 Pidopryhora Yurii Lockman Felix J Shields Joseph C 2007 The Ophiuchus Superbubble A Gigantic Eruption from the Inner Disk of the Milky Way The Astrophysical Journal 656 2 928 942 arXiv astro ph 0610894 Bibcode 2007ApJ 656 928P doi 10 1086 510521 13 sichnya 2006 Arhiv originalu za 15 bereznya 2012 Procitovano 4 lipnya 2008 16 veresnya 2019 ScienceDaily ScienceDaily Arhiv originalu za 21 grudnya 2019 Procitovano 26 veresnya 2019 www nsf gov amer Arhiv originalu za 14 kvitnya 2020 Procitovano 13 bereznya 2020 PDF www nsf gov amer 23 zhovtnya 2012 Arhiv originalu PDF za 27 bereznya 2021 Procitovano 13 bereznya 2020 Bhattacharjee Yudhijit 17 serpnya 2012 Science amer ISSN 1095 9203 OCLC 716906842 Arhiv originalu za 28 lyutogo 2018 Procitovano 13 bereznya 2020 Lavender Gemma 22 serpnya 2012 brit Bristol England IOP Publishing ISSN 2058 7058 OCLC 37217498 Arhiv originalu za 10 zhovtnya 2019 Procitovano 13 bereznya 2020 Hand Eric 21 serpnya 2012 US telescopes face up to agency cuts Nature angl opublikovano opublikovano August 23 2012 488 7412 440 Bibcode 2012Natur 488 440H doi 10 1038 488440a PMID 22914143 Bumgardner Bryan 4 veresnya 2013 Scientific American Springer Nature ISSN 0036 8733 Arhiv originalu za 1 sichnya 2020 Procitovano 1 sichnya 2020 Scoles Sarah 7 zhovtnya 2016 Wired amer Conde Nast ISSN 1078 3148 OCLC 24479723 Arhiv originalu za 20 sichnya 2021 Procitovano 1 sichnya 2020 Zhang Sarah Wired Arhiv originalu za 13 kvitnya 2016 Procitovano 6 sichnya 2022 WIRED amer Arhiv originalu za 12 zhovtnya 2021 Procitovano 1 sichnya 2018 Enriquez E Siemion A Lazio J Lebofsky M MacMahon D Park R Croft S DeBoer D Gizani N 2018 Breakthrough Listen Observations of 1I Oumuamua with the GBT Research Notes of the American Astronomical Society 2 1 arXiv 1801 02814 Bibcode 2018RNAAS 2a 9E doi 10 3847 2515 5172 aaa6c9 a href wiki D0 A8 D0 B0 D0 B1 D0 BB D0 BE D0 BD Cite journal title Shablon Cite journal cite journal a Obslugovuvannya CS1 Storinki iz nepoznachenim DOI z bezkoshtovnim dostupom posilannya PosilannyaVikishovishe maye multimedijni dani za temoyu Grin Bankskij teleskop Oficijnij sajt
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