{"id":3626,"date":"2026-01-27T09:41:05","date_gmt":"2026-01-27T08:41:05","guid":{"rendered":"https:\/\/stel.asu.cas.cz\/cs\/?page_id=3626"},"modified":"2026-01-28T13:38:25","modified_gmt":"2026-01-28T12:38:25","slug":"spektrograf-platospec","status":"publish","type":"page","link":"https:\/\/stel.asu.cas.cz\/cs\/dalekohled-e152\/spektrograf-platospec\/","title":{"rendered":"Spektrograf PlatoSpec"},"content":{"rendered":"\n
\"\"<\/figure>\n\n\n\n

PlatoSpec je vl\u00e1knov\u00fd echelletov\u00fd spektrograf se simult\u00e1nn\u00ed kalibrac\u00ed spekter optimalizovan\u00fd pro lep\u0161\u00ed citlivost v modr\u00e9 oblasti vlnov\u00fdch d\u00e9lek, tak aby umo\u017e\u0148oval monitoring v oblasti spektr\u00e1ln\u00edch \u010dar Ca H&K pro zkoum\u00e1n\u00ed extrasol\u00e1rn\u00edch planet a projev\u016f hv\u011bzdn\u00e9 aktivity.<\/p>\n\n\n\n

PLATOSpec byl zprovozn\u011bn 26.11.2024 a je nap\u00e1jen dalekohledem E152 (ESO 1.52-m Telescope) pracuj\u00edc\u00edm na observato\u0159i ESO La Silla v Chile. V sou\u010dasn\u00e9 dob\u011b jsme ve f\u00e1zi v\u011bdeck\u00e9ho ov\u011b\u0159ov\u00e1n\u00ed.<\/p>\n\n\n\n

Hlavn\u00ed parametry spektrografu<\/h4>\n\n\n\n
Rozsah vlnov\u00fdch d\u00e9lek<\/td>360-680 nm<\/td><\/tr>
Spektr\u00e1ln\u00ed rozli\u0161en\u00ed<\/td>70 000<\/td><\/tr>
Tepeln\u00e1 stabilita<\/td>0,1 \u00b0C<\/td><\/tr>
P\u0159esnost m\u011b\u0159en\u00ed (RV)<\/td>3 m\/s<\/td><\/tr>
Kalibrace<\/td>simult\u00e1nn\u00ed ThAr + jodov\u00e1 cela<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

Spektrograf je osazen kamerou ANDOR i-Kon L s rozli\u0161en\u00edm 2k, chlazenou v\u00edcestup\u0148ov\u00fdm Pelti\u00e9rov\u00fdm \u010dl\u00e1nkem a cirkulac\u00ed chladiva, kter\u00e9 umo\u017e\u0148uj\u00ed udr\u017eet \u010dip na pracovn\u00ed teplot\u011b -81 \u00b0C.<\/p>\n\n\n\n

Data ze spektrografu jsou zpracov\u00e1v\u00e1na automaticky s ohledem na p\u0159esn\u00e1 m\u011b\u0159en\u00ed radi\u00e1ln\u00edch rychlost\u00ed (RV). Pipeline pro zpracov\u00e1n\u00ed je zalo\u017eena na bal\u00edku CERES (R. Brahm, Brahm et al. 2016, link<\/a>)<\/p>\n\n\n\n

Uk\u00e1zkov\u00e9 sn\u00edmky ze spektrografu PlatoSpec (export syrov\u00fdch dat)<\/strong><\/p>\n\n\n\n

\"\"<\/a><\/td>\"\"<\/a><\/td>\"\"<\/a><\/td>\"\"<\/a><\/td><\/tr>
flat (ob\u011b vl\u00e1kna)<\/td>comp (ob\u011b vl\u00e1kna)<\/td>RVstd HD10700 +simcal<\/td>Nova V572 Vel +simcal<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

<\/p>\n","protected":false},"excerpt":{"rendered":"

PlatoSpec je vl\u00e1knov\u00fd echelletov\u00fd spektrograf se simult\u00e1nn\u00ed kalibrac\u00ed spekter optimalizovan\u00fd pro lep\u0161\u00ed citlivost v modr\u00e9 oblasti vlnov\u00fdch d\u00e9lek, tak aby umo\u017e\u0148oval monitoring v oblasti spektr\u00e1ln\u00edch<\/p>\n","protected":false},"author":4,"featured_media":0,"parent":3597,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-3626","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/stel.asu.cas.cz\/cs\/wp-json\/wp\/v2\/pages\/3626","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/stel.asu.cas.cz\/cs\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/stel.asu.cas.cz\/cs\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/stel.asu.cas.cz\/cs\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/stel.asu.cas.cz\/cs\/wp-json\/wp\/v2\/comments?post=3626"}],"version-history":[{"count":7,"href":"https:\/\/stel.asu.cas.cz\/cs\/wp-json\/wp\/v2\/pages\/3626\/revisions"}],"predecessor-version":[{"id":3675,"href":"https:\/\/stel.asu.cas.cz\/cs\/wp-json\/wp\/v2\/pages\/3626\/revisions\/3675"}],"up":[{"embeddable":true,"href":"https:\/\/stel.asu.cas.cz\/cs\/wp-json\/wp\/v2\/pages\/3597"}],"wp:attachment":[{"href":"https:\/\/stel.asu.cas.cz\/cs\/wp-json\/wp\/v2\/media?parent=3626"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}