{"id":365,"date":"2021-06-30T10:15:20","date_gmt":"2021-06-30T08:15:20","guid":{"rendered":"https:\/\/stel.asu.cas.cz\/en\/?page_id=365"},"modified":"2024-08-07T13:56:57","modified_gmt":"2024-08-07T11:56:57","slug":"telescopes-specification","status":"publish","type":"page","link":"https:\/\/stel.asu.cas.cz\/en\/telescope\/telescopes-specification\/","title":{"rendered":"Telescope&#8217;s specification"},"content":{"rendered":"\n<figure class=\"wp-block-image size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"777\" height=\"338\" src=\"https:\/\/stel.asu.cas.cz\/en\/wp-content\/uploads\/2021\/08\/perek-2m.jpg\" alt=\"\" class=\"wp-image-1312\" style=\"width:777px;height:338px\" srcset=\"https:\/\/stel.asu.cas.cz\/en\/wp-content\/uploads\/2021\/08\/perek-2m.jpg 777w, https:\/\/stel.asu.cas.cz\/en\/wp-content\/uploads\/2021\/08\/perek-2m-300x131.jpg 300w, https:\/\/stel.asu.cas.cz\/en\/wp-content\/uploads\/2021\/08\/perek-2m-768x334.jpg 768w, https:\/\/stel.asu.cas.cz\/en\/wp-content\/uploads\/2021\/08\/perek-2m-18x8.jpg 18w, https:\/\/stel.asu.cas.cz\/en\/wp-content\/uploads\/2021\/08\/perek-2m-24x10.jpg 24w, https:\/\/stel.asu.cas.cz\/en\/wp-content\/uploads\/2021\/08\/perek-2m-36x16.jpg 36w\" sizes=\"auto, (max-width: 777px) 100vw, 777px\" \/><figcaption class=\"wp-element-caption\">Inside of the dome of the Perek 2-m Telescope <\/figcaption><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Location<\/strong>\n<ul class=\"wp-block-list\">\n<li>latitude: 49\u00b0 54&#8242; 54.6&#8243;\u00a0North<\/li>\n\n\n\n<li>longitude: 14\u00b0 46&#8242; 51.6&#8243;\u00a0East<\/li>\n\n\n\n<li>altitude: 528 m <\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>Manufacturer:<\/strong>\u00a0Carl Zeiss Jena (project: Alfred Jensch)<\/li>\n\n\n\n<li><strong>Type of mount:<\/strong>\u00a0equatorial<\/li>\n\n\n\n<li><strong>Primary mirror<\/strong>\n<ul class=\"wp-block-list\">\n<li>parabolic, diameter 2 m, thickness 0.3 m, weight 2340 kg<\/li>\n\n\n\n<li>focal length 9 m (f\/4.5)<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>Current optical design<\/strong>\n<ul class=\"wp-block-list\">\n<li>optical fibers from primary focus (spectroscopy)<\/li>\n\n\n\n<li>CCD camera with corrector in primary focus (photometry) <\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>Optical fibers<\/strong>\n<ul class=\"wp-block-list\">\n<li>active core diameter 0.1 mm<\/li>\n\n\n\n<li>CeramOptec technology<\/li>\n\n\n\n<li>octagonal type <\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>Instrumentation<\/strong>\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/stel.asu.cas.cz\/en\/telescope\/instrumentation\/single-order-spectrograph\/\"><strong>single order spectrograph<\/strong><\/a>\u00a0(fiber fed, 2 fibers)<\/li>\n\n\n\n<li><a href=\"https:\/\/stel.asu.cas.cz\/en\/telescope\/instrumentation\/oes-spectrograph\/\"><strong>echelle spectrograph<\/strong><\/a> (fiber fed, 1 fiber)<\/li>\n\n\n\n<li><strong><a href=\"https:\/\/stel.asu.cas.cz\/en\/telescope\/instrumentation\/photometric-camera\/\">photometric camera<\/a><\/strong> (in primary focus with corrector) <\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-1 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"667\" height=\"818\" src=\"https:\/\/stel.asu.cas.cz\/en\/wp-content\/uploads\/2021\/09\/TopTec1a.jpg\" alt=\"\" class=\"wp-image-1467\" srcset=\"https:\/\/stel.asu.cas.cz\/en\/wp-content\/uploads\/2021\/09\/TopTec1a.jpg 667w, https:\/\/stel.asu.cas.cz\/en\/wp-content\/uploads\/2021\/09\/TopTec1a-245x300.jpg 245w, https:\/\/stel.asu.cas.cz\/en\/wp-content\/uploads\/2021\/09\/TopTec1a-15x18.jpg 15w, https:\/\/stel.asu.cas.cz\/en\/wp-content\/uploads\/2021\/09\/TopTec1a-20x24.jpg 20w, https:\/\/stel.asu.cas.cz\/en\/wp-content\/uploads\/2021\/09\/TopTec1a-29x36.jpg 29w\" sizes=\"auto, (max-width: 667px) 100vw, 667px\" \/><figcaption class=\"wp-element-caption\">Original optical design of the telescope with the set of the mirrors.<\/figcaption><\/figure>\n\n\n\n<p><\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"667\" height=\"818\" src=\"https:\/\/stel.asu.cas.cz\/en\/wp-content\/uploads\/2021\/09\/TopTec3a.jpg\" alt=\"\" class=\"wp-image-1468\" srcset=\"https:\/\/stel.asu.cas.cz\/en\/wp-content\/uploads\/2021\/09\/TopTec3a.jpg 667w, https:\/\/stel.asu.cas.cz\/en\/wp-content\/uploads\/2021\/09\/TopTec3a-245x300.jpg 245w, https:\/\/stel.asu.cas.cz\/en\/wp-content\/uploads\/2021\/09\/TopTec3a-15x18.jpg 15w, https:\/\/stel.asu.cas.cz\/en\/wp-content\/uploads\/2021\/09\/TopTec3a-20x24.jpg 20w, https:\/\/stel.asu.cas.cz\/en\/wp-content\/uploads\/2021\/09\/TopTec3a-29x36.jpg 29w\" sizes=\"auto, (max-width: 667px) 100vw, 667px\" \/><figcaption class=\"wp-element-caption\">Current optical design of the telescope with the optical fiber (green line) from primary to coud\u00e9 focus.<\/figcaption><\/figure>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":0,"parent":110,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-365","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/stel.asu.cas.cz\/en\/wp-json\/wp\/v2\/pages\/365","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/stel.asu.cas.cz\/en\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/stel.asu.cas.cz\/en\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/stel.asu.cas.cz\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/stel.asu.cas.cz\/en\/wp-json\/wp\/v2\/comments?post=365"}],"version-history":[{"count":31,"href":"https:\/\/stel.asu.cas.cz\/en\/wp-json\/wp\/v2\/pages\/365\/revisions"}],"predecessor-version":[{"id":4663,"href":"https:\/\/stel.asu.cas.cz\/en\/wp-json\/wp\/v2\/pages\/365\/revisions\/4663"}],"up":[{"embeddable":true,"href":"https:\/\/stel.asu.cas.cz\/en\/wp-json\/wp\/v2\/pages\/110"}],"wp:attachment":[{"href":"https:\/\/stel.asu.cas.cz\/en\/wp-json\/wp\/v2\/media?parent=365"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}