{"id":4748,"date":"2026-07-16T12:04:42","date_gmt":"2026-07-16T10:04:42","guid":{"rendered":"https:\/\/sphe.astro.cz\/about-the-telescope\/"},"modified":"2026-08-30T01:57:50","modified_gmt":"2026-08-29T23:57:50","slug":"about-the-telescope","status":"publish","type":"page","link":"https:\/\/sphe.astro.cz\/en\/about-the-telescope\/","title":{"rendered":"About the telescope"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"4748\" class=\"elementor elementor-4748 elementor-3181\" data-elementor-post-type=\"page\">\n\t\t\t\t<div class=\"elementor-element elementor-element-e2804a2 e-flex e-con-boxed e-con e-parent\" data-id=\"e2804a2\" data-element_type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-6084816 e-con-full e-flex e-con e-child\" data-id=\"6084816\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-c106053 elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"c106053\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<h3>R.O.S.T.<\/h3><h4>Remote Ond\u0159ejov Section Telescope<\/h4>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-838f42f e-flex e-con-boxed e-con e-parent\" data-id=\"838f42f\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-7436fb0 e-flex e-con-boxed elementor-invisible e-con e-child\" data-id=\"7436fb0\" data-element_type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;animation&quot;:&quot;fadeInUp&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-23bc39a elementor-widget elementor-widget-image\" data-id=\"23bc39a\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"1958\" height=\"1468\" src=\"https:\/\/sphe.astro.cz\/wp-content\/uploads\/2026\/08\/20240316-092252-1.jpg\" class=\"attachment-full size-full wp-image-5015\" alt=\"\" srcset=\"https:\/\/sphe.astro.cz\/wp-content\/uploads\/2026\/08\/20240316-092252-1.jpg 1958w, https:\/\/sphe.astro.cz\/wp-content\/uploads\/2026\/08\/20240316-092252-1-300x225.jpg 300w, https:\/\/sphe.astro.cz\/wp-content\/uploads\/2026\/08\/20240316-092252-1-1024x768.jpg 1024w, https:\/\/sphe.astro.cz\/wp-content\/uploads\/2026\/08\/20240316-092252-1-768x576.jpg 768w, https:\/\/sphe.astro.cz\/wp-content\/uploads\/2026\/08\/20240316-092252-1-1536x1152.jpg 1536w\" sizes=\"(max-width: 1958px) 100vw, 1958px\">\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-01f8de1 e-flex e-con-boxed e-con e-parent\" data-id=\"01f8de1\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-e87537a e-con-full e-flex e-con e-child\" data-id=\"e87537a\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-cefaf31 elementor-widget elementor-widget-text-editor\" data-id=\"cefaf31\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p class=\"isSelectedEnd\">ROST (Remote Ond\u0159ejov Section Telescope) is a remotely controlled observation system operated by the Variable Star and Exoplanet Section of the Czech Astronomical Society, located on the grounds of the Astronomical Institute of the Czech Academy of Sciences in Ond\u0159ejov.<\/p><p class=\"isSelectedEnd\">The telescope was commissioned in 2024 and is primarily intended for <strong>precise CCD photometry of variable stars, transiting exoplanets, and other time-variable objects<\/strong>. The system is fully controllable via the internet, allowing astronomical observations to be conducted using only a web browser. <\/p><p>ROST bridges the gap between amateur and professional astronomy. It serves the Section members and students, while simultaneously providing data that can be utilized in professional observation campaigns and research projects in collaboration with the <strong>Astronomical Institute of the Czech Academy of Sciences in Ond\u0159ejov<\/strong>. <\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4864c44 elementor-widget elementor-widget-heading\" data-id=\"4864c44\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Technical specifications<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b28e0e8 elementor-widget elementor-widget-html\" data-id=\"b28e0e8\" data-element_type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t\t\r\n<style>\r\n\/* ===== ROST \u2013 TECHNICAL SPECIFICATIONS ===== *\/\r\n\r\n\r\n\/* TECHNICAL CARDS *\/\r\n.rost-cards {\r\n    display: grid;\r\n    grid-template-columns: repeat(3, 1fr);\r\n    gap: 20px;\r\n}\r\n\r\n.rost-card {\r\n    background: #ffffff;\r\n    border: 1px solid #e1e5e8;\r\n    border-radius: 8px;\r\n    padding: 25px;\r\n}\r\n\r\n.rost-card-category {\r\n    font-size: 12px;\r\n    font-weight: 700;\r\n    color: #1f4e79;\r\n    text-transform: uppercase;\r\n    letter-spacing: 1px;\r\n    margin-bottom: 6px;\r\n}\r\n\r\n.rost-card h3 {\r\n    font-size: 20px;\r\n    line-height: 1.3;\r\n    margin: 0 0 20px 0;\r\n    color: #222;\r\n}\r\n\r\n\r\n\/* SPECIFICATION ROWS *\/\r\n.rost-spec {\r\n    margin: 0;\r\n    padding: 0;\r\n}\r\n\r\n.rost-spec-row {\r\n    display: flex;\r\n    justify-content: space-between;\r\n    align-items: flex-start;\r\n    gap: 15px;\r\n    padding: 10px 0;\r\n    border-bottom: 1px solid #e8eaec;\r\n    font-size: 14px;\r\n    line-height: 1.4;\r\n}\r\n\r\n.rost-spec-row:last-child {\r\n    border-bottom: none;\r\n}\r\n\r\n.rost-spec-name {\r\n    color: #666;\r\n    flex: 1;\r\n}\r\n\r\n.rost-spec-value {\r\n    color: #222;\r\n    font-weight: 600;\r\n    text-align: right;\r\n    flex: 1.25;\r\n}\r\n\r\n\r\n\/* BOTTOM INFORMATION BAR *\/\r\n.rost-location {\r\n    margin-top: 20px;\r\n    padding: 15px 20px;\r\n    background: #f5f7f9;\r\n    border-left: 3px solid #1f4e79;\r\n    border-radius: 4px;\r\n    font-size: 14px;\r\n    line-height: 1.5;\r\n    color: #555;\r\n}\r\n\r\n.rost-location strong {\r\n    color: #222;\r\n}\r\n\r\n\r\n\/* TABLET *\/\r\n@media (max-width: 900px) {\r\n\r\n    .rost-highlights {\r\n        grid-template-columns: repeat(2, 1fr);\r\n    }\r\n\r\n    .rost-cards {\r\n        grid-template-columns: 1fr;\r\n    }\r\n}\r\n\r\n\r\n\/* MOBILE *\/\r\n@media (max-width: 520px) {\r\n\r\n    .rost-highlights {\r\n        grid-template-columns: repeat(2, 1fr);\r\n        gap: 10px;\r\n    }\r\n\r\n    .rost-highlight {\r\n        padding: 18px 8px;\r\n    }\r\n\r\n    .rost-highlight-value {\r\n        font-size: 22px;\r\n    }\r\n\r\n    .rost-highlight-label {\r\n        font-size: 11px;\r\n    }\r\n\r\n    .rost-card {\r\n        padding: 20px;\r\n    }\r\n\r\n    .rost-spec-row {\r\n        font-size: 13px;\r\n    }\r\n}\r\n\r\n<\/style>\r\n\r\n<!-- TECHNICAL CARDS -->\r\n<div class=\"rost-cards\">\r\n\r\n    <!-- OPTICS -->\r\n    <div class=\"rost-card\">\r\n        <div class=\"rost-card-category\">Optical System<\/div>\r\n        <h3>305 mm Newtonian<\/h3>\r\n\r\n        <div class=\"rost-spec\">\r\n            <div class=\"rost-spec-row\">\r\n                <span class=\"rost-spec-name\">Type<\/span>\r\n                <span class=\"rost-spec-value\">Newtonian<\/span>\r\n            <\/div>\r\n\r\n            <div class=\"rost-spec-row\">\r\n                <span class=\"rost-spec-name\">Aperture<\/span>\r\n                <span class=\"rost-spec-value\">305 mm<\/span>\r\n            <\/div>\r\n\r\n            <div class=\"rost-spec-row\">\r\n                <span class=\"rost-spec-name\">Optical tube<\/span>\r\n                <span class=\"rost-spec-value\">carbon fibre<\/span>\r\n            <\/div>\r\n\r\n            <div class=\"rost-spec-row\">\r\n                <span class=\"rost-spec-name\">Corrector<\/span>\r\n                <span class=\"rost-spec-value\">Tele Vue Paracorr 3\u2033<\/span>\r\n            <\/div>\r\n\r\n            <div class=\"rost-spec-row\">\r\n                <span class=\"rost-spec-name\">Focusing<\/span>\r\n                <span class=\"rost-spec-value\">motorized TCS<\/span>\r\n            <\/div>\r\n        <\/div>\r\n    <\/div>\r\n\r\n\r\n    <!-- CAMERA -->\r\n    <div class=\"rost-card\">\r\n        <div class=\"rost-card-category\">Camera &amp; Photometry<\/div>\r\n        <h3>G4-16000<\/h3>\r\n\r\n        <div class=\"rost-spec\">\r\n            <div class=\"rost-spec-row\">\r\n                <span class=\"rost-spec-name\">Manufacturer<\/span>\r\n                <span class=\"rost-spec-value\">Moravian Instruments<\/span>\r\n            <\/div>\r\n\r\n            <div class=\"rost-spec-row\">\r\n                <span class=\"rost-spec-name\">Detector<\/span>\r\n                <span class=\"rost-spec-value\">CCD<\/span>\r\n            <\/div>\r\n\r\n            <div class=\"rost-spec-row\">\r\n                <span class=\"rost-spec-name\">Resolution<\/span>\r\n                <span class=\"rost-spec-value\">4096 \u00d7 4096 px<\/span>\r\n            <\/div>\r\n\r\n            <div class=\"rost-spec-row\">\r\n                <span class=\"rost-spec-name\">Field of view<\/span>\r\n                <span class=\"rost-spec-value\">~90\u2032 \u00d7 90\u2032<\/span>\r\n            <\/div>\r\n\r\n            <div class=\"rost-spec-row\">\r\n                <span class=\"rost-spec-name\">Guiding camera<\/span>\r\n                <span class=\"rost-spec-value\">C1-3000<\/span>\r\n            <\/div>\r\n\r\n            <div class=\"rost-spec-row\">\r\n                <span class=\"rost-spec-name\">Filters<\/span>\r\n                <span class=\"rost-spec-value\">Sloan g' r' c<\/span>\r\n            <\/div>\r\n        <\/div>\r\n    <\/div>\r\n\r\n\r\n    <!-- MOUNT -->\r\n    <div class=\"rost-card\">\r\n        <div class=\"rost-card-category\">Mount &amp; Control<\/div>\r\n        <h3>EQ8-R Pro<\/h3>\r\n\r\n        <div class=\"rost-spec\">\r\n            <div class=\"rost-spec-row\">\r\n                <span class=\"rost-spec-name\">Mount<\/span>\r\n                <span class=\"rost-spec-value\">Sky-Watcher EQ8-R Pro<\/span>\r\n            <\/div>\r\n\r\n            <div class=\"rost-spec-row\">\r\n                <span class=\"rost-spec-name\">Control software<\/span>\r\n                <span class=\"rost-spec-value\">SIPS4<\/span>\r\n            <\/div>\r\n\r\n            <div class=\"rost-spec-row\">\r\n                <span class=\"rost-spec-name\">Remote access<\/span>\r\n                <span class=\"rost-spec-value\">WebSIPS<\/span>\r\n            <\/div>\r\n\r\n            <div class=\"rost-spec-row\">\r\n                <span class=\"rost-spec-name\">Observatory<\/span>\r\n                <span class=\"rost-spec-value\">roll-off roof<\/span>\r\n            <\/div>\r\n\r\n            <div class=\"rost-spec-row\">\r\n                <span class=\"rost-spec-name\">Weather station<\/span>\r\n                <span class=\"rost-spec-value\">yes<\/span>\r\n            <\/div>\r\n\r\n            <div class=\"rost-spec-row\">\r\n                <span class=\"rost-spec-name\">Operation<\/span>\r\n                <span class=\"rost-spec-value\">fully remote<\/span>\r\n            <\/div>\r\n        <\/div>\r\n    <\/div>\r\n\r\n<\/div>\r\n```\r\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-8b6bb0c e-flex e-con-boxed e-con e-parent\" data-id=\"8b6bb0c\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-b9a1088 elementor-widget elementor-widget-image\" data-id=\"b9a1088\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"800\" height=\"450\" src=\"https:\/\/sphe.astro.cz\/wp-content\/uploads\/2026\/08\/img-20240905-165707-3-1-1024x576.jpg\" class=\"attachment-large size-large wp-image-5018\" alt=\"\" srcset=\"https:\/\/sphe.astro.cz\/wp-content\/uploads\/2026\/08\/img-20240905-165707-3-1-1024x576.jpg 1024w, https:\/\/sphe.astro.cz\/wp-content\/uploads\/2026\/08\/img-20240905-165707-3-1-300x169.jpg 300w, https:\/\/sphe.astro.cz\/wp-content\/uploads\/2026\/08\/img-20240905-165707-3-1-768x432.jpg 768w, https:\/\/sphe.astro.cz\/wp-content\/uploads\/2026\/08\/img-20240905-165707-3-1-1536x864.jpg 1536w, https:\/\/sphe.astro.cz\/wp-content\/uploads\/2026\/08\/img-20240905-165707-3-1-2048x1152.jpg 2048w\" sizes=\"(max-width: 800px) 100vw, 800px\">\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-7b01b5f e-flex e-con-boxed e-con e-parent\" data-id=\"7b01b5f\" data-element_type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-2a383fa e-con-full e-flex elementor-invisible e-con e-child\" data-id=\"2a383fa\" data-element_type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;animation&quot;:&quot;fadeInUp&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-7104bcd elementor-widget elementor-widget-image\" data-id=\"7104bcd\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/sphe.astro.cz\/wp-content\/uploads\/2026\/08\/screenshot-2026-08-28-194935.png\" data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-title=\"WebSIPS\" data-e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6NTAxNiwidXJsIjoiaHR0cHM6XC9cL3NwaGUuYXN0cm8uY3pcL3dwLWNvbnRlbnRcL3VwbG9hZHNcLzIwMjZcLzA4XC9zY3JlZW5zaG90LTIwMjYtMDgtMjgtMTk0OTM1LnBuZyJ9\">\n\t\t\t\t\t\t\t<img decoding=\"async\" width=\"1536\" height=\"870\" src=\"https:\/\/sphe.astro.cz\/wp-content\/uploads\/2026\/08\/screenshot-2026-08-28-194935-1536x870.png\" class=\"attachment-1536x1536 size-1536x1536 wp-image-5016\" alt=\"\" srcset=\"https:\/\/sphe.astro.cz\/wp-content\/uploads\/2026\/08\/screenshot-2026-08-28-194935-1536x870.png 1536w, https:\/\/sphe.astro.cz\/wp-content\/uploads\/2026\/08\/screenshot-2026-08-28-194935-300x170.png 300w, https:\/\/sphe.astro.cz\/wp-content\/uploads\/2026\/08\/screenshot-2026-08-28-194935-1024x580.png 1024w, https:\/\/sphe.astro.cz\/wp-content\/uploads\/2026\/08\/screenshot-2026-08-28-194935-768x435.png 768w, https:\/\/sphe.astro.cz\/wp-content\/uploads\/2026\/08\/screenshot-2026-08-28-194935.png 1800w\" sizes=\"(max-width: 1536px) 100vw, 1536px\">\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">A preview of the WebSIPS control interface within a web browser.<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-ae73b77 e-con-full e-flex elementor-invisible e-con e-child\" data-id=\"ae73b77\" data-element_type=\"container\" data-settings=\"{&quot;animation&quot;:&quot;fadeInRight&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-4c1f950 elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"4c1f950\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<h3>How is ROST controlled?<\/h3><p>The entire setup is managed by the <strong>SIPS4 software (developed by Moravian Instruments)<\/strong>. For remote access, the <strong>WebSIPS<\/strong> system is utilized, which communicates with SIPS via a REST API. <\/p><p class=\"isSelectedEnd\">Consequently, the observer does not need to install any specialized software. To control the telescope, all that is required is: <\/p><p class=\"isSelectedEnd\"><strong>a computer + a stable internet connection + a web browser.<\/strong><\/p><p class=\"isSelectedEnd\">Through WebSIPS, the following functions can be controlled during observation:<\/p><ul data-spread=\"false\"><li>opening and closing of the roof,<\/li><li>mount movement,<\/li><li>slewing to an object,<\/li><li>the camera and exposures,<\/li><li>photometric filters,<\/li><li>focusing,<\/li><li>guiding.<\/li><\/ul><p>Observations take place <strong>in real time under the vigilant supervision of the observer<\/strong>.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-9e5c76e e-flex e-con-boxed e-con e-parent\" data-id=\"9e5c76e\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-637beff e-con-full e-flex elementor-invisible e-con e-child\" data-id=\"637beff\" data-element_type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;animation&quot;:&quot;fadeInUp&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-04b9ba2 elementor-widget elementor-widget-image\" data-id=\"04b9ba2\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/sphe.astro.cz\/wp-content\/uploads\/2026\/07\/image1.png\" data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-title=\"Transit of an exoplanet around a white dwarf\" data-e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6NDc0OSwidXJsIjoiaHR0cHM6XC9cL3NwaGUuYXN0cm8uY3pcL3dwLWNvbnRlbnRcL3VwbG9hZHNcLzIwMjZcLzA3XC9pbWFnZTEucG5nIn0%3D\">\n\t\t\t\t\t\t\t<img decoding=\"async\" width=\"800\" height=\"413\" src=\"https:\/\/sphe.astro.cz\/wp-content\/uploads\/2026\/07\/image1-1024x528.png\" class=\"attachment-large size-large wp-image-4749\" alt=\"\" srcset=\"https:\/\/sphe.astro.cz\/wp-content\/uploads\/2026\/07\/image1-1024x528.png 1024w, https:\/\/sphe.astro.cz\/wp-content\/uploads\/2026\/07\/image1-300x155.png 300w, https:\/\/sphe.astro.cz\/wp-content\/uploads\/2026\/07\/image1-768x396.png 768w, https:\/\/sphe.astro.cz\/wp-content\/uploads\/2026\/07\/image1-1536x791.png 1536w, https:\/\/sphe.astro.cz\/wp-content\/uploads\/2026\/07\/image1.png 1867w\" sizes=\"(max-width: 800px) 100vw, 800px\">\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">Transit of the exoplanet around the white dwarf WD 1856_534 b (17 mag). Observed by Kate\u0159ina Ho\u0148kov\u00e1 during the Astronomical Expedition in S\u00edtiny on the night of August 8\/9, 2024. <\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-c0f8f89 e-con-full e-flex elementor-invisible e-con e-child\" data-id=\"c0f8f89\" data-element_type=\"container\" data-settings=\"{&quot;animation&quot;:&quot;fadeInRight&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-db5082e elementor-widget__width-inherit elementor-widget elementor-widget-text-editor\" data-id=\"db5082e\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<h3><strong>What do we observe with the telescope?<\/strong><\/h3><p class=\"PDq2pG_selectionAnchorContainer\" data-start=\"34\" data-end=\"205\">ROST is primarily designed for <strong data-start=\"62\" data-end=\"92\">precise time-series photometry<\/strong>. The main objective is to acquire measurements that are useful for professional and student projects as well as joint observation campaigns. <\/p><h5 data-section-id=\"1v0buly\" data-start=\"207\" data-end=\"226\">Variable stars<\/h5><p data-start=\"227\" data-end=\"391\">Long photometric series of <strong data-start=\"252\" data-end=\"320\">eclipsing, pulsating, eruptive, and other variable stars<\/strong> make it possible to monitor changes in their brightness and determine the times of minima or maxima.<\/p><h5 data-section-id=\"11f9gfj\" data-start=\"393\" data-end=\"407\">Exoplanets<\/h5><p data-start=\"408\" data-end=\"557\">ROST enables the monitoring of <strong data-start=\"431\" data-end=\"453\">exoplanet transits<\/strong> and the refinement of their parameters and transit times. It is also utilized within the framework of professional observation campaigns. <\/p><h5 data-section-id=\"18ep4fi\" data-start=\"559\" data-end=\"577\">Stellar flares<\/h5><p data-start=\"578\" data-end=\"724\">One of the observation programs involves the monitoring of <strong data-start=\"623\" data-end=\"658\">eruptive stars (flare stars)<\/strong> in collaboration with the Solar Department of the Astronomical Institute of the Czech Academy of Sciences.<\/p><h5 data-section-id=\"ybwwi3\" data-start=\"726\" data-end=\"748\">Observation campaigns<\/h5><p data-start=\"749\" data-end=\"878\" data-is-last-node=\"\" data-is-only-node=\"\">The telescope participates in <strong data-start=\"775\" data-end=\"807\">joint professional campaigns<\/strong>, during which selected objects are monitored simultaneously by multiple observatories.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-3d12d64 e-flex e-con-boxed e-con e-parent\" data-id=\"3d12d64\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-79696cc elementor-widget elementor-widget-html\" data-id=\"79696cc\" data-element_type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t\t```html\r\n<style>\r\n\/* ===== ROST \u2013 I WANT TO START OBSERVING ===== *\/\r\n\r\n.rost-start-wrap {\r\n    display: flex;\r\n    justify-content: center;\r\n    width: 100%;\r\n    margin: 45px 0;\r\n}\r\n\r\n.rost-start {\r\n    width: 100%;\r\n    max-width: 850px;\r\n    box-sizing: border-box;\r\n    padding: 38px 48px;\r\n    background: #f5f7f9;\r\n    border-top: 4px solid #1f4e79;\r\n    border-radius: 10px;\r\n    box-shadow: 0 5px 20px rgba(0,0,0,0.07);\r\n}\r\n\r\n.rost-start h2 {\r\n    margin: 0 0 20px 0;\r\n    font-size: 28px;\r\n    line-height: 1.3;\r\n    color: #1f4e79;\r\n    text-align: center;\r\n}\r\n\r\n.rost-start p {\r\n    margin: 0 0 16px 0;\r\n    font-size: 16px;\r\n    line-height: 1.65;\r\n    color: #333;\r\n}\r\n\r\n.rost-start .rost-call {\r\n    margin: 23px 0 12px 0;\r\n    font-size: 19px;\r\n    font-weight: 700;\r\n    color: #1f4e79;\r\n}\r\n\r\n.rost-start .rost-contact {\r\n    margin: 23px 0 0 0;\r\n    padding-top: 18px;\r\n    border-top: 1px solid #dce1e5;\r\n}\r\n\r\n.rost-start .rost-contact strong {\r\n    color: #222;\r\n}\r\n\r\n.rost-start a {\r\n    color: #1f4e79;\r\n    font-weight: 600;\r\n    text-decoration: none;\r\n}\r\n\r\n.rost-start a:hover {\r\n    text-decoration: underline;\r\n}\r\n\r\n\r\n\/* MOBILE *\/\r\n@media (max-width: 600px) {\r\n\r\n    .rost-start-wrap {\r\n        margin: 30px 0;\r\n    }\r\n\r\n    .rost-start {\r\n        padding: 28px 22px;\r\n    }\r\n\r\n    .rost-start h2 {\r\n        font-size: 24px;\r\n    }\r\n\r\n    .rost-start p {\r\n        font-size: 15px;\r\n    }\r\n}\r\n<\/style>\r\n\r\n<div class=\"rost-start-wrap\">\r\n    <div class=\"rost-start\">\r\n\r\n        <h2>How to Get Involved?<\/h2>\r\n\r\n        <p>\r\n            Do you already have experience with CCD\/CMOS observations and would \r\n            like to use ROST? Observing with ROST is one of the key benefits of \r\n            membership, so we recommend becoming a member! \ud83d\ude42\r\n        <\/p>\r\n\r\n        <p class=\"rost-call\">\r\n            Get in touch with us.\r\n        <\/p>\r\n\r\n        <p>\r\n            We regularly organize training sessions for new observers as well as \r\n            joint online observing sessions, where you can try operating the \r\n            telescope yourself.\r\n        <\/p>\r\n\r\n        <p>\r\n            Once you have completed the training, you can gain access to the \r\n            system and book your own observing nights.\r\n        <\/p>\r\n\r\n        <p class=\"rost-contact\">\r\n            <strong>Contact:<\/strong> \r\n            <a href=\"mailto:sphecas@gmail.com\">sphecas@gmail.com<\/a>\r\n        <\/p>\r\n\r\n    <\/div>\r\n<\/div>\r\n```\r\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-15c967d e-flex e-con-boxed e-con e-parent\" data-id=\"15c967d\" data-element_type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-b1adc99 e-con-full e-flex elementor-invisible e-con e-child\" data-id=\"b1adc99\" data-element_type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;animation&quot;:&quot;fadeInUp&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-759c1ca elementor-widget elementor-widget-image\" data-id=\"759c1ca\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/sphe.astro.cz\/wp-content\/uploads\/2026\/07\/image4.jpg\" data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-title=\"image4\" data-e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6NDc1MSwidXJsIjoiaHR0cHM6XC9cL3NwaGUuYXN0cm8uY3pcL3dwLWNvbnRlbnRcL3VwbG9hZHNcLzIwMjZcLzA3XC9pbWFnZTQuanBnIn0%3D\">\n\t\t\t\t\t\t\t<img decoding=\"async\" width=\"800\" height=\"600\" src=\"https:\/\/sphe.astro.cz\/wp-content\/uploads\/2026\/07\/image4-1024x768.jpg\" class=\"attachment-large size-large wp-image-4751\" alt=\"\" srcset=\"https:\/\/sphe.astro.cz\/wp-content\/uploads\/2026\/07\/image4-1024x768.jpg 1024w, https:\/\/sphe.astro.cz\/wp-content\/uploads\/2026\/07\/image4-300x225.jpg 300w, https:\/\/sphe.astro.cz\/wp-content\/uploads\/2026\/07\/image4-768x576.jpg 768w, https:\/\/sphe.astro.cz\/wp-content\/uploads\/2026\/07\/image4.jpg 1288w\" sizes=\"(max-width: 800px) 100vw, 800px\">\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\"><\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-0faca69 e-con-full e-flex elementor-invisible e-con e-child\" data-id=\"0faca69\" data-element_type=\"container\" data-settings=\"{&quot;animation&quot;:&quot;fadeInRight&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-e89d422 elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"e89d422\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<h3>ROST was created through collaboration<\/h3><p class=\"isSelectedEnd\">The construction and operation of the telescope would not have been possible without the cooperation of numerous institutions and individuals.<\/p><p class=\"isSelectedEnd\">Significant support is provided by the <strong>Astronomical Institute of the Czech Academy of Sciences<\/strong>, on whose Ond\u0159ejov grounds ROST is located. Close cooperation takes place particularly with the Solar Department, for which ROST provides observations of stellar flares. <\/p><p class=\"isSelectedEnd\"><strong>Moravian Instruments<\/strong> contributes significantly to the technical solution, providing the main CCD camera, the guiding camera, and the SIPS\/WebSIPS control software.<\/p><p class=\"isSelectedEnd\">The <strong>Czech Astronomical Society<\/strong> made the acquisition of the mount possible, and the <strong>Amateur Sky Survey (Amat\u00e9rsk\u00e1 prohl\u00eddka oblohy)<\/strong> supported the project by purchasing the primary mirror and photometric filters.<\/p><p>ROST also serves the Astronomical Expedition, the education of young astronomers, and the acquisition of data for student and professional theses.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-e9b24ae e-flex e-con-boxed e-con e-parent\" data-id=\"e9b24ae\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-40f9058 e-flex e-con-boxed e-con e-parent\" data-id=\"40f9058\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-b9df0cf elementor-widget elementor-widget-video\" data-id=\"b9df0cf\" data-element_type=\"widget\" data-settings=\"{&quot;youtube_url&quot;:&quot;https:\\\/\\\/www.youtube.com\\\/watch?v=Ub1e7gFCJPA&quot;,&quot;autoplay&quot;:&quot;yes&quot;,&quot;start&quot;:1,&quot;loop&quot;:&quot;yes&quot;,&quot;video_type&quot;:&quot;youtube&quot;}\" data-widget_type=\"video.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-wrapper elementor-open-inline\">\n\t\t\t<div class=\"elementor-video\"><\/div>\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-0111572 e-flex e-con-boxed e-con e-parent\" data-id=\"0111572\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-77163ac elementor-widget elementor-widget-heading\" data-id=\"77163ac\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">A brief look back at the construction<\/h3>\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-d1668f6 e-flex e-con-boxed e-con e-parent\" data-id=\"d1668f6\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-b069405 elementor-widget elementor-widget-gallery\" data-id=\"b069405\" data-element_type=\"widget\" data-settings=\"{&quot;lazyload&quot;:&quot;yes&quot;,&quot;gallery_layout&quot;:&quot;grid&quot;,&quot;columns&quot;:4,&quot;columns_tablet&quot;:2,&quot;columns_mobile&quot;:1,&quot;gap&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:10,&quot;sizes&quot;:[]},&quot;gap_tablet&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:10,&quot;sizes&quot;:[]},&quot;gap_mobile&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:10,&quot;sizes&quot;:[]},&quot;link_to&quot;:&quot;file&quot;,&quot;aspect_ratio&quot;:&quot;3:2&quot;,&quot;overlay_background&quot;:&quot;yes&quot;,&quot;content_hover_animation&quot;:&quot;fade-in&quot;}\" data-widget_type=\"gallery.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-gallery__container\">\n\t\t\t\t\t\t\t<a class=\"e-gallery-item elementor-gallery-item elementor-animated-content\" href=\"https:\/\/sphe.astro.cz\/wp-content\/uploads\/2026\/08\/pxl-20230923-133332364-1.jpg\" data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-slideshow=\"b069405\" data-elementor-lightbox-title=\"PXL_20230923_133332364 (1)\" data-e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6NTAyNSwidXJsIjoiaHR0cHM6XC9cL3NwaGUuYXN0cm8uY3pcL3dwLWNvbnRlbnRcL3VwbG9hZHNcLzIwMjZcLzA4XC9weGwtMjAyMzA5MjMtMTMzMzMyMzY0LTEuanBnIiwic2xpZGVzaG93IjoiYjA2OTQwNSJ9\">\n\t\t\t\t\t<div class=\"e-gallery-image elementor-gallery-item__image\" data-thumbnail=\"https:\/\/sphe.astro.cz\/wp-content\/uploads\/2026\/08\/pxl-20230923-133332364-1-300x226.jpg\" data-width=\"300\" data-height=\"226\" aria-label=\"\" role=\"img\" ><\/div>\n\t\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-gallery-item__overlay\"><\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t<a class=\"e-gallery-item elementor-gallery-item elementor-animated-content\" href=\"https:\/\/sphe.astro.cz\/wp-content\/uploads\/2026\/08\/pxl-20230923-132131960.jpg\" data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-slideshow=\"b069405\" data-elementor-lightbox-title=\"PXL_20230923_132131960\" data-e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6NTAyNCwidXJsIjoiaHR0cHM6XC9cL3NwaGUuYXN0cm8uY3pcL3dwLWNvbnRlbnRcL3VwbG9hZHNcLzIwMjZcLzA4XC9weGwtMjAyMzA5MjMtMTMyMTMxOTYwLmpwZyIsInNsaWRlc2hvdyI6ImIwNjk0MDUifQ%3D%3D\">\n\t\t\t\t\t<div class=\"e-gallery-image elementor-gallery-item__image\" data-thumbnail=\"https:\/\/sphe.astro.cz\/wp-content\/uploads\/2026\/08\/pxl-20230923-132131960-226x300.jpg\" data-width=\"226\" data-height=\"300\" aria-label=\"\" role=\"img\" ><\/div>\n\t\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-gallery-item__overlay\"><\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t<a class=\"e-gallery-item elementor-gallery-item elementor-animated-content\" href=\"https:\/\/sphe.astro.cz\/wp-content\/uploads\/2026\/08\/20240608-113559-rotated.jpg\" data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-slideshow=\"b069405\" data-elementor-lightbox-title=\"20240608_113559\" 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