{"id":791,"date":"2011-07-12T07:46:00","date_gmt":"2011-07-12T05:46:00","guid":{"rendered":"https:\/\/kids.esa.int\/super-sensitive_space_camera_takes_shape\/"},"modified":"2026-10-08T00:32:18","modified_gmt":"2026-10-07T22:32:18","slug":"super-sensitive_space_camera_takes_shape","status":"publish","type":"post","link":"https:\/\/kids.esa.int\/hu\/super-sensitive_space_camera_takes_shape\/","title":{"rendered":"Kialakul a rendk\u00edv\u00fcl \u00e9rz\u00e9keny \u0171rkamera"},"content":{"rendered":"
\n

Az \u0171rkutat\u00e1si misszi\u00f3k sz\u00e1m\u00e1ra valaha gy\u00e1rtott legnagyobb digit\u00e1lis f\u00e9nyk\u00e9pez\u0151g\u00e9p nemr\u00e9g, t\u00f6bb hetes kem\u00e9ny munka ut\u00e1n elk\u00e9sz\u00fclt. A 106 k\u00fcl\u00f6n\u00e1ll\u00f3 elektronikus \u00e9rz\u00e9kel\u0151b\u0151l \u00e1ll\u00f3, \u00edgy l\u00e9trej\u00f6tt \u201cmilli\u00e1rd pixeles m\u00e1trix\u201d az ESA Galaxis-t\u00e9rk\u00e9pez\u0151 Gaia-misszi\u00f3j\u00e1nak rendk\u00edv\u00fcl \u00e9rz\u00e9keny \u201cszemek\u00e9nt\u201d fog szolg\u00e1lni.<\/p>\n<\/div>\n

M\u00edg a szabad szemmel egy tiszta \u00e9jszak\u00e1n t\u00f6bb ezer csillag l\u00e1that\u00f3, a Gaia a saj\u00e1t Tej\u00fat-galaxisunkban tal\u00e1lhat\u00f3 egymilli\u00e1rd csillagot fog vizsg\u00e1lni. A 2013-ban kezd\u0151d\u0151, \u00f6t \u00e9vig tart\u00f3 k\u00fcldet\u00e9s sor\u00e1n a m\u0171hold a csillagok helyzet\u00e9r\u0151l, mozg\u00e1s\u00e1r\u00f3l \u00e9s f\u00e9nyess\u00e9g\u00e9r\u0151l eddig a legpontosabb adatokat fogja visszak\u00fcldeni.<\/p>\n

\"Gaia
Gaia kamerarendszer<\/figcaption><\/figure>\n

Annak \u00e9rdek\u00e9ben, hogy a szabad szemmel l\u00e1that\u00f3 csillagokn\u00e1l ak\u00e1r egymilli\u00f3szor halv\u00e1nyabb csillagokat is \u00e9szlelni tudjon, a Gaia fed\u00e9lzet\u00e9n egy sor t\u00f6lt\u00e9scsatolt \u00e9rz\u00e9kel\u0151 (CCD) lesz elhelyezve, amelyek a mindennapi digit\u00e1lis f\u00e9nyk\u00e9pez\u0151g\u00e9pekben haszn\u00e1lt chipek tov\u00e1bbfejlesztett v\u00e1ltozatai. Az Egyes\u00fclt Kir\u00e1lys\u00e1gban kifejlesztett, t\u00e9glalap alak\u00fa \u00e9rz\u00e9kel\u0151k m\u00e9rete \u2013 4,7 x 6 cm \u2013 valamivel kisebb, mint egy hitelk\u00e1rty\u00e1\u00e9, de vastags\u00e1guk v\u00e9konyabb, mint egy emberi hajsz\u00e1l!<\/p>\n

A 0,5 \u00d7 1,0 m\u00e9teres mozaikot a Gaia f\u0151v\u00e1llalkoz\u00f3j\u00e1nak, az Astrium France-nak a toulouse-i telephely\u00e9n \u00e1ll\u00edtott\u00e1k \u00f6ssze. A technikusok gondosan illesztett\u00e9k \u00f6ssze az egyes CCD-ket, mind\u00f6ssze 1 mm-es h\u00e9zagot hagyva k\u00f6z\u00f6tt\u00fck. Szigor\u00fa tisztat\u00e9ri felt\u00e9telek mellett, k\u00e9t m\u0171szakban dolgozva naponta \u00e1tlagosan n\u00e9gy CCD-t szereltek be, \u00e9s v\u00e9g\u00fcl j\u00fanius 1-j\u00e9n fejezt\u00e9k be a munk\u00e1t.<\/p>\n

A k\u00e9sz rendszer egy kis, csemp\u00e9vel burkolt ter\u00fclethez hasonl\u00edt, amely h\u00e9t sorban van elrendezve. P\u00e1ly\u00e1n tart\u00f3zkod\u00e1suk sor\u00e1n az \u00e9rz\u00e9kel\u0151ket \u2013110 \u00b0C-os h\u0151m\u00e9rs\u00e9kleten tartj\u00e1k majd, hogy \u00e9rz\u00e9kenys\u00e9g\u00fcket n\u00f6velj\u00e9k. A Gaia 1,5 milli\u00f3 km-re, a F\u00f6ld \u00e9jszakai oldal\u00e1n fog m\u0171k\u00f6dni. A Gaia forg\u00e1sa k\u00f6zben k\u00e9t t\u00e1vcs\u00f6ve v\u00e9gigp\u00e1szt\u00e1zza az eget, \u00e9s r\u00e9szletesen tanulm\u00e1nyozza az egyes csillagokat, amikor azok \u00e1thaladnak a l\u00e1t\u00f3mez\u0151j\u00fck\u00f6n.<\/p>","protected":false},"excerpt":{"rendered":"

The largest digital camera ever built for a space mission has recently been completed after many weeks of hard work. Made up of 106 separate electronic detectors, the resulting \u201cbillion-pixel […]<\/p>\n","protected":false},"author":5,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"esa_banner_image":"https:\/\/www.esa.int\/var\/esa\/storage\/images\/esa_multimedia\/images\/2010\/12\/gaia2\/17901642-2-eng-GB\/Gaia.jpg","esa_banner_description":"Gaia","esa_banner_credit":"ESA, image by C.Carreau","esa_banner_licence":"ESA Standard Licence","esa_banner_detail_url":"https:\/\/www.esa.int\/ESA_Multimedia\/Images\/2010\/12\/Gaia2","esa_external_url":"","esa_external_new_window":false,"_jetpack_feature_clip_id":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_post_was_ever_published":true},"categories":[10,11,21],"tags":[],"panel":[],"language":[],"age":[],"duration":[],"resource_type":[],"audience":[],"wf_post_folders":[],"class_list":["post-791","post","type-post","status-publish","format-standard","hentry","category-learn","category-our-universe","category-stars-and-galaxies"],"jetpack_sharing_enabled":true,"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/posts\/791","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/comments?post=791"}],"version-history":[{"count":4,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/posts\/791\/revisions"}],"predecessor-version":[{"id":4686,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/posts\/791\/revisions\/4686"}],"wp:attachment":[{"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/media?parent=791"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/categories?post=791"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/tags?post=791"},{"taxonomy":"panel","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/panel?post=791"},{"taxonomy":"language","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/language?post=791"},{"taxonomy":"age","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/age?post=791"},{"taxonomy":"duration","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/duration?post=791"},{"taxonomy":"resource_type","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/resource_type?post=791"},{"taxonomy":"audience","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/audience?post=791"},{"taxonomy":"wf_post_folders","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/wf_post_folders?post=791"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}