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FITS vid angl Flexible Image Transport System gnuchka sistema peredachi zobrazhen ce vidkritij standart yakij viznachaye cifrovij format fajlu korisnij dlya zberigannya peredachi ta obrobki danih u formati bagatovimirnih masiviv napriklad 2D zobrazhennya abo tablicyah 3 FITS ye najbilsh poshirenim formatom fajliv v astronomiyi Standart FITS rozrobleno specialno dlya astronomichnih danih ta mistit taki dani opis fotometrichnoyi ta prostorovoyi kalibruvalnoyi informaciyi razom z originalnimi metadanimi zobrazhennya FITSRozshirennya fajlu code class mw highlight mw highlight lang text mw content ltr id style dir ltr fits fit fts code MIME tip image fits br application fitsRozrobnik IAU FITS Working Group 2 Rik vipusku 1981 42 rokiv tomu 1981 Ostannya versiya 4 0Data vipusku ostannoyi versiyi lipen 2016 7 rokiv tomu 2016 07 Tip formatu Grafichni formati model danihSajt fits gsfc nasa govFormat FITS vpershe buv standartizovanij u 1981 roci 4 vidtodi vin postupovo rozvivavsya ta ostannya jogo versiya 4 0 bula standartizovana u 2016 roci FITS bulo rozrobleno z oglyadu na dovgostrokove arhivne zberigannya ta z pravilom odin raz FITS to zavzhdi FITS sho oznachaye vimogu rozroblyati format zi zvorotnoyu sumisnistyu Metadani zobrazhennya zberigayutsya v zruchnomu dlya chitannya ASCII zagolovku Informaciya v comu zagolovku priznachena dlya obchislennya bajtovogo zmishennya deyakoyi informaciyi v nastupnomu bloci danih dlya pidtrimki pryamogo dostupu do komirok danih Kozhen fajl FITS skladayetsya z odnogo abo kilkoh zagolovkiv sho mistyat zobrazhennya kart ASCII a kotri v svoyu chergu mistyat pari klyuchove slovo znachennya yaki peremezhovani mizh blokami danih Pari klyuchove slovo znachennya nadayut taku informaciyu yak rozmir pohodzhennya koordinati dvijkovij format danih komentari u vilnij formi istoriyu danih i vse sho zabazhaye avtor Bagato klyuchovih sliv zarezervovano dlya vikoristannya FITS ale standart dozvolyaye dovilne vikoristannya reshti prostoru imen FITS takozh chasto vikoristovuyetsya dlya zberigannya ne grafichnih danih takih yak spektri spiski fotoniv kubi danih abo strukturovanih danih napriklad bagatotablichni bazi danih Fajl FITS mozhe mistiti kilka rozshiren i kozhne z nih mozhe mistiti ob yekt danih Napriklad mozhna zberigati rentgenivski ta infrachervoni znimki v odnomu fajli Zmist 1 Zobrazhennya 2 Tablici 3 Vikoristannya fajliv FITS 4 Potochnij stan 5 Primitki 6 Spisok literaturiZobrazhennya red Najpershim i vse she najchastishe vikoristovuvanim tipom danih FITS ye zagolovok zobrazhennya blok danih 5 Termin zobrazhennya vikoristovuyetsya desho vilno oskilki format pidtrimuye masivi danih dovilnoyi rozmirnosti zazvichaj danimi zobrazhennya ye 2 D abo 3 D razom z tretim vimirom yakij predstavlyaye napriklad chas abo kolirna ploshina Sami dani mozhut buti v odnomu z kilkoh cilochiselnih formativ i formativ z plavayuchoyu komoyu ukazanih u zagolovku Zagolovki zobrazhen FITS mozhut mistiti informaciyu pro odnu abo dekilka naukovih sistem koordinat yaki nakladayutsya na same zobrazhennya Zobrazhennya mistyat neyavnu dekartovu sistemu koordinat yaka opisuye roztashuvannya kozhnogo pikselya na zobrazhenni ale naukove vikoristannya zazvichaj vimagaye roboti u svitovih koordinatah napriklad nebesnij sistemi koordinat U miru togo yak FITS bulo uzagalneno vid jogo pochatkovoyi formi specifikaciyi svitovoyi sistemi koordinat WCS stavali vse bilsh i bilsh skladnimi ranni zobrazhennya FITS dozvolyali prostij koeficiyent masshtabuvannya dlya predstavlennya rozmiru pikseliv ale ostanni versiyi standartu dopuskayut kilka nelinijnih sistem koordinat sho predstavlyayut dovilni spotvorennya zobrazhennya Standart WCS vklyuchaye bagato riznih sferichnih proyekcij vklyuchayuchi napriklad sferichnu proyekciyu HEALPix yaka shiroko vikoristovuyetsya pri sposterezhenni kosmichnogo mikrohvilovogo fonovogo viprominyuvannya 6 Tablici red FITS takozh pidtrimuye tablichni dani z imenovanimi stovpcyami ta bagatovimirnimi ryadkami Bulo viznacheno dvijkovij ta ASCII formati tablic Format danih u kozhnomu stovpci tablici mozhe vidriznyatisya vid inshih Mozhlivist obʼyednati kilka blokiv zagolovkiv danih razom dozvolyaye fajlam FITS predstavlyati cili relyacijni bazi danih Vikoristannya fajliv FITS red Pidtrimka FITS dostupna v riznih movah programuvannya yaki vikoristovuyutsya dlya naukovoyi roboti zokrema C 7 C C Fortran 7 IGOR Pro IDL Java Julia 8 LabVIEW Mathematica MATLAB Perl Perl Data Language PDL Python R i Tcl Ofis pidtrimki FITS u NASA ta centri kosmichnih polotiv imeni Goddarda suprovodzhuye spisok bibliotek i platform yaki narazi pidtrimuyut FITS 9 nbsp SAOImage DS9 u FVWM2Programi obrobki zobrazhen taki yak ImageJ GIMP Photoshop Chasys Draw IES XnView ta IrfanView zazvichaj mozhut chitati prosti zobrazhennya FITS ale chasto ne mozhut interpretuvati skladnishi tablici ta bazi danih Naukovi grupi chasto pishut vlasnij kod dlya vzayemodiyi z danimi FITS vikoristovuyuchi instrumenti dostupni movoyu yaku voni vibrali Programnim zabezpechennyam FITS Liberator koristuyutsya vcheni z obrobki zobrazhen u Yevropejskomu kosmichnomu agentstvi Yevropejskij pivdennij observatoriyi ta NASA 10 Programa vizualizaciyi astronomichnih danih SAOImage DS9 11 dostupna dlya bagatoh OS i obroblyaye zobrazhennya ta zagolovki 12 Bagato naukovih obchislyuvalnih seredovish vikoristovuyut dani sistemi koordinat u zagolovku FITS dlya vidobrazhennya porivnyannya vipravlennya abo inshim chinom manipulyuvannya zobrazhennyami FITS Prikladami ye biblioteka peretvorennya koordinat sho vhodit do skladu PDL biblioteka PLOT MAP u programnomu derevi Solarsoft pov yazanomu z fizikoyu soncya biblioteka Starlink Project AST u C ta paket PyFITS u Python teper ob yednanij u biblioteku Astropy 13 Potochnij stan red Standart FITS versiyi 4 0 buv oficijno shvalenij robochoyu grupoyu IAU FITS u lipni 2016 roku 14 15 Istoriya vipusku Versiya FITS b Data vipusku Primitki4 0 lipen 2016 16 3 0 lipen 2008 16 2 1b gruden 2005 16 Dodano pidtrimku 64 rozryadnih cilochiselnih pervinnih masiviv i rozshiren zobrazhenNOST 100 2 0 berezen 1999 16 NOST 100 1 0 cherven 1993 16 Primitki red 80 simvolnij ryadok fiksovanoyi dovzhini ZnachennyaChervonij Starij standart chornovij variant ne pidtrimuyetsyaZhovtij Starij standart vse she pidtrimuyetsyaZelenij Potochnij standartSinij Majbutnij chornovij variantSpisok literaturi red MIME Sub type Registrations for Flexible Image Transport System FITS rfc4047 txt IAU FITS Working Group NASA Flexible Image Transport System a new standard file format for long term preservation projects Vatican City 5 lipnya 2012 Arhiv originalu za 30 travnya 2013 Procitovano 6 bereznya 2013 Wells D C Greisen E W Harten R H June 1981 FITS A Flexible Image Transport System Astronomy and Astrophysics Supplement Series 44 363 370 Bibcode 1981A amp AS 44 363W Pence W D Chiappetti L Page C G Shaw R A Stobie E 1 grudnya 2010 Definition of the Flexible Image Transport System FITS version 3 0 Astronomy amp Astrophysics angl 524 s A42 ISSN 0004 6361 doi 10 1051 0004 6361 201015362 Procitovano 26 lipnya 2022 FITS block A sequence of 2880 8 bit bytes aligned on 2880 byte boundaries in the FITS file most commonly either a header block or a data block Special records are another infrequently used type of FITS block This block length was chosen because it is evenly divisible by the byte and word lengths of all known computer systems at the time FITS was developed in 1979 Greisen E W Calabretta M R December 2002 Representations of world coordinates in FITS Astronomy and Astrophysics 395 3 1061 1075 Bibcode 2002A amp A 395 1061G arXiv astro ph 0207407 doi 10 1051 0004 6361 20021326 a b HEASARC Software NASA Goddard Space Flight Center FITSIO jl GitHub 15 lyutogo 2022 FITS I O Libraries NASA Goddard Space Flight Center Procitovano 29 veresnya 2011 The ESA ESO NASA FITS Liberator 3 ESA SAOImageDS9 SAOImage DS9 Astronomical Data Visualization Application Harvard Smithsonian Center for Astrophysics PyFITS Space Telescope Science Institute Arhiv originalu za 26 lipnya 2015 Procitovano 4 listopada 2013 FITS Working Group 22 lipnya 2016 Definition of the Flexible Image Transport System FITS Procitovano 5 bereznya 2018 Recent FITS Activities and Issues 22 lipnya 2016 Procitovano 5 bereznya 2018 a b v g d FITS Standard Document FITS Documentation Page High Energy Astrophysics Science Archive Research Center Otrimano z https uk wikipedia org w index php title FITS amp oldid 37800781