{"id":317,"date":"2021-06-14T09:04:05","date_gmt":"2021-06-14T09:04:05","guid":{"rendered":"http:\/\/urbanastrophotography.com\/?p=317"},"modified":"2026-09-19T07:46:12","modified_gmt":"2026-09-19T07:46:12","slug":"useful-links","status":"publish","type":"post","link":"https:\/\/urbanastrophotography.com\/staging\/7355\/useful-links\/","title":{"rendered":"Useful Astrophotography Links and Resources"},"content":{"rendered":"\n<style>body.ua-editorial-page{background:#101315;color:#e8edef}body.ua-editorial-page #page{overflow:clip!important}body.ua-editorial-page #content>.wrapper,body.ua-editorial-page #primary,body.ua-editorial-page .singular-content-wrap{width:100%;max-width:none;padding-inline:0}.ua-editorial-post>.entry-header{display:none}.ua-editorial-post>.entry-content{max-width:1360px;margin:auto!important;padding:28px clamp(18px,3.2vw,44px) 56px;box-sizing:border-box;color:#e8edef}.ua-editorial-post .entry-content 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electricity.\",\"kind\":\"Article\",\"href\":\"\/staging\/7355\/how-to-use-mains-power-for-your-asiair-plus\/\",\"src\":\"\/staging\/7355\/wp-content\/uploads\/2022\/08\/MainsPower_1x1.jpg\"},\"1745\":{\"title\":\"Askar 130PHQ\",\"copy\":\"Explore my experience with the telescope.\",\"kind\":\"Review\",\"href\":\"\/staging\/7355\/review-askar-130phq-flatfield-astrograph\/\",\"src\":\"\/staging\/7355\/wp-content\/uploads\/2021\/06\/MyAstroKit_1x1.jpg\"},\"1747\":{\"title\":\"Dualband Filter Shootout\",\"copy\":\"Compare L-eXtreme, L-Ultimate and Colour Magic 6nm filters.\",\"kind\":\"Review\",\"href\":\"\/staging\/7355\/dualband-filter-shootout-l-extreme-vs-l-ultimate-vs-colour-magic-6nm\/\",\"src\":\"\/staging\/7355\/wp-content\/uploads\/2022\/10\/Dualband-shootout.jpg\"},\"1752\":{\"title\":\"Eagle Image Stacker\",\"copy\":\"Read my review of the image-stacking 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edition.\",\"kind\":\"Review\",\"href\":\"\/staging\/7355\/coming-soon-review-the-astrophotography-planner-custom-digital-edition\/\",\"src\":\"\/staging\/7355\/wp-content\/uploads\/2022\/12\/AstrophotographyPlanner_1x1.jpg\"},\"2346\":{\"title\":\"BlurXTerminator\",\"copy\":\"Explore my experience with the image-processing tool.\",\"kind\":\"Review\",\"href\":\"\/staging\/7355\/review-blurxterminator\/\",\"src\":\"\/staging\/7355\/wp-content\/uploads\/2023\/01\/BlurXTerminator_1x1.jpg\"},\"2544\":{\"title\":\"PixInsight Pre-Processing Guide\",\"copy\":\"Work through calibration, registration and image integration.\",\"kind\":\"Article\",\"href\":\"\/staging\/7355\/pixinsight-guide-pre-processing\/\",\"src\":\"\/staging\/7355\/wp-content\/uploads\/2023\/03\/PixInsight-Guide-to-Preprocessing.jpg\"},\"2915\":{\"title\":\"ZWO Seestar S50\",\"copy\":\"Read my review of the smart telescope.\",\"kind\":\"Review\",\"href\":\"\/staging\/7355\/review-zwo-seestar-s50\/\",\"src\":\"\/staging\/7355\/wp-content\/uploads\/2023\/12\/Seestar-UA-res-1x1-1.jpg\"},\"2953\":{\"title\":\"Seestar for Public Outreach\",\"copy\":\"Explore ideas for using a Seestar at astronomy events.\",\"kind\":\"Article\",\"href\":\"\/staging\/7355\/guide-to-using-a-seestar-s50-for-public-outreach\/\",\"src\":\"\/staging\/7355\/wp-content\/uploads\/2023\/12\/Simple.jpg\"},\"3005\":{\"title\":\"ZWO Camera Repair Guide\",\"copy\":\"Follow my experience of sending a camera from the UK to China.\",\"kind\":\"Article\",\"href\":\"\/staging\/7355\/zwo-rma-sending-a-broken-camera-from-the-uk-to-china-for-repairs\/\",\"src\":\"\/staging\/7355\/wp-content\/uploads\/2024\/01\/Oil-leak-2-1.jpg\"},\"3025\":{\"title\":\"Optolong L-Quad Enhance\",\"copy\":\"Explore my tests of the light-pollution filter.\",\"kind\":\"Review\",\"href\":\"\/staging\/7355\/review-optolong-l-quad-enhance\/\",\"src\":\"\/staging\/7355\/wp-content\/uploads\/2024\/01\/LQEF.jpeg\"},\"3151\":{\"title\":\"Choosing a Filter for an OSC Camera\",\"copy\":\"Explore broadband and narrowband filter choices.\",\"kind\":\"Article\",\"href\":\"\/staging\/7355\/guide-which-filter-should-i-use-with-my-osc-camera\/\",\"src\":\"\/staging\/7355\/wp-content\/uploads\/2024\/03\/001-March-19-2024-FilterChoice_1x1-LEE-PULLEN-PHOTOGRAPHY.jpg\"},\"3180\":{\"title\":\"PixInsight IntegerResample\",\"copy\":\"Read about when to bin your astrophotography data.\",\"kind\":\"Article\",\"href\":\"\/staging\/7355\/pixinsight-guide-integerresample-knowing-when-to-bin-your-data\/\",\"src\":\"\/staging\/7355\/wp-content\/uploads\/2024\/04\/IntegerResample_1x1.jpg\"},\"5424\":{\"title\":\"Askar E2 vs D2\",\"copy\":\"Compare the two SII\/OIII filters.\",\"kind\":\"Review\",\"href\":\"\/staging\/7355\/review-askar-colour-magic-e2-sii-oiii-filter-e2-vs-d2\/\",\"src\":\"\/staging\/7355\/wp-content\/uploads\/2025\/07\/v2_E2_starless-3.jpg\"},\"9780\":{\"title\":\"Immersed in Starlight\",\"copy\":\"Explore my astrophotography exhibition.\",\"kind\":\"Article\",\"href\":\"\/staging\/7355\/exhibition-immersed-in-starlight\/\",\"src\":\"\/staging\/7355\/wp-content\/uploads\/2025\/11\/Immersed_1x1_UAres.webp\"},\"11623\":{\"title\":\"ZWO ASI 220MM Mini\",\"copy\":\"Read my review of the guide camera.\",\"kind\":\"Review\",\"href\":\"\/staging\/7355\/review-zwo-asi-220mm-mini\/\",\"src\":\"\/staging\/7355\/wp-content\/uploads\/2026\/02\/ZWO220MMUAres_1x1.webp\"},\"11624\":{\"title\":\"Askar M54 Off-Axis Guider\",\"copy\":\"Explore the off-axis guider in my setup.\",\"kind\":\"Review\",\"href\":\"\/staging\/7355\/review-askar-m54-off-axis-guider\/\",\"src\":\"\/staging\/7355\/wp-content\/uploads\/2026\/02\/AskarOAG_UAres_1x1.webp\"},\"11654\":{\"title\":\"StellarDrive X 6R PRO\",\"copy\":\"See how the mount performs in my imaging setup.\",\"kind\":\"Review\",\"href\":\"\/staging\/7355\/review-stellardrive-x-6r-pro-mount-darkframe-optics\/\",\"src\":\"\/staging\/7355\/wp-content\/uploads\/2026\/02\/001-Stellardrive-UAres_1x1-16-Jan-2026-NZ8_5637-LEE-PULLEN-PHOTOGRAPHY.webp\"},\"13036\":{\"title\":\"Svbony SV535\",\"copy\":\"Explore my review of the 105mm f\/2.8 astrograph.\",\"kind\":\"Review\",\"href\":\"\/staging\/7355\/review-svbony-sv535-105mm-f-2-8-astrograph\/\",\"src\":\"\/staging\/7355\/wp-content\/uploads\/2026\/03\/Svbony535_UAres_1x1.webp\"}},map={\"216\":[1258,3151,325],\"314\":[11654,11624,1258],\"317\":[1018,2544,2274],\"320\":[314,1018,1834],\"325\":[1096,1661,2274],\"327\":[3025,3151,1747],\"425\":[314,11654,2346],\"899\":[9780,320,1834],\"957\":[2544,3180,2346],\"1018\":[314,216,3151],\"1096\":[1661,1852,325],\"1182\":[2544,425,314],\"1236\":[314,1661,325],\"1258\":[216,3151,3005],\"1299\":[1745,13036,1381],\"1350\":[216,3180,425],\"1381\":[1400,1754,11624],\"1400\":[11623,1381,1754],\"1444\":[2544,2346,3180],\"1661\":[1096,314,325],\"1745\":[1299,13036,11624],\"1747\":[1958,5424,3151],\"1752\":[2544,1444,2132],\"1754\":[1381,11623,11624],\"1834\":[9780,2953,320],\"1852\":[1096,2274,2953],\"1958\":[5424,1747,3151],\"2132\":[2346,1444,2544],\"2274\":[1852,325,1018],\"2346\":[1444,3180,2132],\"2544\":[1444,1182,3180],\"2610\":[1958,5424,2544],\"2915\":[2953,1018,1852],\"2953\":[2915,1834,1018],\"3005\":[1258,11623,314],\"3025\":[327,3151,1747],\"3151\":[1747,3025,1958],\"3180\":[2544,2346,1258],\"5424\":[1958,1747,3151],\"9780\":[1834,899,320],\"11623\":[11624,1400,11654],\"11624\":[11623,1754,11654],\"11654\":[11624,11623,314],\"13036\":[1299,1745,1258]},id=post.id.replace('post-',''),items=map[id];if(!items)return;const section=document.createElement('section');section.id='related-content';section.className='ua-related-content';section.setAttribute('aria-labelledby','ua-related-heading');const heading=document.createElement('h2');heading.id='ua-related-heading';heading.textContent='Related content';const grid=document.createElement('div');grid.className='ua-related-grid';section.append(heading,grid);items.forEach(key=>{const item=cards[key],a=document.createElement('a'),img=document.createElement('img'),body=document.createElement('div'),kind=document.createElement('span'),title=document.createElement('h3'),copy=document.createElement('p'),more=document.createElement('span');a.className='ua-related-link';a.href=item.href;img.src=item.src;img.alt='';img.loading='lazy';img.decoding='async';img.width=800;img.height=600;body.className='ua-related-copy';kind.className='ua-related-kind';kind.textContent=item.kind;title.textContent=item.title;copy.textContent=id==='11623'&&key===1400?'Read my review of the other guide camera in the comparison.':item.copy;more.className='ua-related-more';more.textContent=item.kind==='Review'?'Read review \u2192':item.kind==='Article'?'Read article \u2192':'Explore \u2192';body.append(kind,title,copy,more);a.append(img,body);grid.append(a)});const footer=root.querySelector('.ua-editorial-footer');if(footer)footer.before(section);else root.append(section);post.closest('main')?.querySelector('nav.post-navigation')?.remove();}if(document.readyState==='loading')document.addEventListener('DOMContentLoaded',addRelated);else addRelated();})();<\/script>\n\n\n<script type=\"application\/json\" class=\"ua-editorial-config\">{\"id\": 317, \"kind\": \"About\", \"route\": \"about\", \"main\": [], \"insert\": [], \"rollout\": true}<\/script>\n\n\n<div class=\"wp-block-cover alignfull wp-duotone-unset-1\" style=\"min-height:500px;aspect-ratio:unset;\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"880\" height=\"880\" class=\"wp-block-cover__image-background wp-image-5818 size-full\" alt=\"\" src=\"https:\/\/i0.wp.com\/urbanastrophotography.com\/staging\/7355\/wp-content\/uploads\/2025\/08\/v2_Lion_UAres_1x1.jpg?resize=880%2C880&#038;ssl=1\" data-object-fit=\"cover\" srcset=\"https:\/\/i0.wp.com\/urbanastrophotography.com\/staging\/7355\/wp-content\/uploads\/2025\/08\/v2_Lion_UAres_1x1.jpg?w=2056&amp;ssl=1 2056w, https:\/\/i0.wp.com\/urbanastrophotography.com\/staging\/7355\/wp-content\/uploads\/2025\/08\/v2_Lion_UAres_1x1.jpg?resize=300%2C300&amp;ssl=1 300w, https:\/\/i0.wp.com\/urbanastrophotography.com\/staging\/7355\/wp-content\/uploads\/2025\/08\/v2_Lion_UAres_1x1.jpg?resize=1024%2C1024&amp;ssl=1 1024w, https:\/\/i0.wp.com\/urbanastrophotography.com\/staging\/7355\/wp-content\/uploads\/2025\/08\/v2_Lion_UAres_1x1.jpg?resize=150%2C150&amp;ssl=1 150w, https:\/\/i0.wp.com\/urbanastrophotography.com\/staging\/7355\/wp-content\/uploads\/2025\/08\/v2_Lion_UAres_1x1.jpg?resize=768%2C768&amp;ssl=1 768w, https:\/\/i0.wp.com\/urbanastrophotography.com\/staging\/7355\/wp-content\/uploads\/2025\/08\/v2_Lion_UAres_1x1.jpg?resize=1536%2C1536&amp;ssl=1 1536w, https:\/\/i0.wp.com\/urbanastrophotography.com\/staging\/7355\/wp-content\/uploads\/2025\/08\/v2_Lion_UAres_1x1.jpg?resize=2048%2C2048&amp;ssl=1 2048w, https:\/\/i0.wp.com\/urbanastrophotography.com\/staging\/7355\/wp-content\/uploads\/2025\/08\/v2_Lion_UAres_1x1.jpg?resize=500%2C500&amp;ssl=1 500w, https:\/\/i0.wp.com\/urbanastrophotography.com\/staging\/7355\/wp-content\/uploads\/2025\/08\/v2_Lion_UAres_1x1.jpg?resize=800%2C800&amp;ssl=1 800w, https:\/\/i0.wp.com\/urbanastrophotography.com\/staging\/7355\/wp-content\/uploads\/2025\/08\/v2_Lion_UAres_1x1.jpg?resize=1280%2C1280&amp;ssl=1 1280w, https:\/\/i0.wp.com\/urbanastrophotography.com\/staging\/7355\/wp-content\/uploads\/2025\/08\/v2_Lion_UAres_1x1.jpg?w=1760&amp;ssl=1 1760w\" sizes=\"auto, (max-width: 880px) 100vw, 880px\" \/><span aria-hidden=\"true\" class=\"wp-block-cover__background has-eighty-black-background-color has-background-dim-60 has-background-dim\"><\/span><div class=\"wp-block-cover__inner-container is-layout-constrained wp-block-cover-is-layout-constrained\"><style>.wp-block-kadence-advancedheading.kt-adv-heading317_846044-6c, .wp-block-kadence-advancedheading.kt-adv-heading317_846044-6c[data-kb-block=\"kb-adv-heading317_846044-6c\"]{text-align:center;font-size:var(--global-kb-font-size-xxl, 4rem);font-style:normal;text-shadow:0px 3px 6px #000000;}.wp-block-kadence-advancedheading.kt-adv-heading317_846044-6c mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading317_846044-6c[data-kb-block=\"kb-adv-heading317_846044-6c\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading317_846044-6c img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading317_846044-6c[data-kb-block=\"kb-adv-heading317_846044-6c\"] img.kb-inline-image{width:150px;vertical-align:baseline;}@media all and (max-width: 1024px){.wp-block-kadence-advancedheading.kt-adv-heading317_846044-6c, .wp-block-kadence-advancedheading.kt-adv-heading317_846044-6c[data-kb-block=\"kb-adv-heading317_846044-6c\"]{text-shadow:0px 3px 6px #000000;}}@media all and (max-width: 767px){.wp-block-kadence-advancedheading.kt-adv-heading317_846044-6c, .wp-block-kadence-advancedheading.kt-adv-heading317_846044-6c[data-kb-block=\"kb-adv-heading317_846044-6c\"]{text-shadow:0px 3px 6px #000000;}}<\/style>\n<h1 class=\"kt-adv-heading317_846044-6c wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading317_846044-6c\"><strong>Useful Astrophotography Links and Resources<\/strong><\/h1>\n\n\n<style>.wp-block-kadence-advancedheading.kt-adv-heading317_8f6cdb-35, .wp-block-kadence-advancedheading.kt-adv-heading317_8f6cdb-35[data-kb-block=\"kb-adv-heading317_8f6cdb-35\"]{text-align:center;font-weight:400;font-style:normal;font-family:Oxygen;text-shadow:1px 1px 6px #000000;}.wp-block-kadence-advancedheading.kt-adv-heading317_8f6cdb-35 mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading317_8f6cdb-35[data-kb-block=\"kb-adv-heading317_8f6cdb-35\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading317_8f6cdb-35 img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading317_8f6cdb-35[data-kb-block=\"kb-adv-heading317_8f6cdb-35\"] img.kb-inline-image{width:150px;vertical-align:baseline;}@media all and (max-width: 1024px){.wp-block-kadence-advancedheading.kt-adv-heading317_8f6cdb-35, .wp-block-kadence-advancedheading.kt-adv-heading317_8f6cdb-35[data-kb-block=\"kb-adv-heading317_8f6cdb-35\"]{text-shadow:1px 1px 6px #000000;}}@media all and (max-width: 767px){.wp-block-kadence-advancedheading.kt-adv-heading317_8f6cdb-35, .wp-block-kadence-advancedheading.kt-adv-heading317_8f6cdb-35[data-kb-block=\"kb-adv-heading317_8f6cdb-35\"]{text-shadow:1px 1px 6px #000000;}}<\/style>\n<p class=\"kt-adv-heading317_8f6cdb-35 wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading317_8f6cdb-35\">Last updated December 2025<\/p>\n\n\n<style>.wp-block-kadence-spacer.kt-block-spacer-317_db91a9-49 .kt-block-spacer{height:6px;}.wp-block-kadence-spacer.kt-block-spacer-317_db91a9-49 .kt-divider{border-top-width:2px;border-top-color:rgba(255, 255, 255, 0.60);width:30%;border-top-style:solid;}<\/style>\n<div class=\"wp-block-kadence-spacer aligncenter kt-block-spacer-317_db91a9-49\"><div class=\"kt-block-spacer kt-block-spacer-halign-center\"><hr class=\"kt-divider\"\/><\/div><\/div>\n<\/div><\/div>\n\n\n<style>.kb-row-layout-wrap.wp-block-kadence-rowlayout.kb-row-layout-id317_8620cf-18{margin-top:var(--global-kb-spacing-md, 2rem);}.kb-row-layout-id317_8620cf-18 > .kt-row-column-wrap{align-content:start;}:where(.kb-row-layout-id317_8620cf-18 > .kt-row-column-wrap) > .wp-block-kadence-column{justify-content:start;}.kb-row-layout-id317_8620cf-18 > .kt-row-column-wrap{column-gap:var(--global-kb-gap-md, 2rem);row-gap:var(--global-kb-gap-none, 0rem );max-width:900px;margin-left:auto;margin-right:auto;padding-top:var(--global-kb-spacing-sm, 1.5rem);padding-bottom:var(--global-kb-spacing-sm, 1.5rem);grid-template-columns:minmax(0, 1fr);}.kb-row-layout-id317_8620cf-18{border-top-right-radius:50px;border-bottom-left-radius:0px;overflow:clip;isolation:isolate;}.kb-row-layout-id317_8620cf-18 > .kt-row-layout-overlay{border-top-right-radius:50px;border-bottom-left-radius:0px;}.kb-row-layout-id317_8620cf-18 > .kt-row-layout-overlay{opacity:0.30;}.kb-row-layout-id317_8620cf-18 ,.kb-row-layout-id317_8620cf-18 h1,.kb-row-layout-id317_8620cf-18 h2,.kb-row-layout-id317_8620cf-18 h3,.kb-row-layout-id317_8620cf-18 h4,.kb-row-layout-id317_8620cf-18 h5,.kb-row-layout-id317_8620cf-18 h6{color:#ffffff;}.kb-row-layout-id317_8620cf-18 .kt-row-layout-bottom-sep{height:100px;}.kb-row-layout-id317_8620cf-18 .kt-row-layout-bottom-sep svg{width:100%;}.kb-row-layout-id317_8620cf-18 .kt-row-layout-bottom-sep svg{fill:#ffffff!important;}@media all and (max-width: 1024px){.kb-row-layout-id317_8620cf-18 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}}@media all and (max-width: 1024px){.kb-row-layout-id317_8620cf-18 .kt-row-layout-bottom-sep{height:px;}}@media all and (max-width: 1024px){.kb-row-layout-id317_8620cf-18 .kt-row-layout-bottom-sep svg{width:%;}}@media all and (max-width: 767px){.kb-row-layout-id317_8620cf-18 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}.kb-row-layout-id317_8620cf-18 .kt-row-layout-bottom-sep{height:px;}.kb-row-layout-id317_8620cf-18 .kt-row-layout-bottom-sep svg{width:%;}}<\/style><div class=\"kb-row-layout-wrap kb-row-layout-id317_8620cf-18 alignnone has-eighty-black-background-color kt-row-has-bg wp-block-kadence-rowlayout\"><div class=\"kt-row-column-wrap kt-has-1-columns kt-row-layout-equal kt-tab-layout-inherit kt-mobile-layout-row kt-row-valign-top\">\n<style>.kadence-column317_236ced-c7 > .kt-inside-inner-col,.kadence-column317_236ced-c7 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column317_236ced-c7 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column317_236ced-c7 > .kt-inside-inner-col{flex-direction:column;}.kadence-column317_236ced-c7 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column317_236ced-c7 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column317_236ced-c7{position:relative;}@media all and (max-width: 1024px){.kadence-column317_236ced-c7 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column317_236ced-c7 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column317_236ced-c7\"><div class=\"kt-inside-inner-col\">\n<p class=\"wp-block-paragraph\"><span style=\"color: #fffffe;\" class=\"stk-highlight\">Stargazers Lounge&nbsp;is an excellent forum, and well worth joining. The people are knowledgeable and friendly, and always happy to answer questions you have. They\u2019ve helped me more times that I can remember.<\/span><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"color: #fffffe;\" class=\"stk-highlight\"><a href=\"https:\/\/cosgrovescosmos.com\/\" target=\"_blank\" rel=\"noreferrer noopener\">Cosgrove\u2019s Cosmos<\/a>\u00a0is an excellent site filled with useful information, including detailed processing walkthroughs.<br><br><a href=\"https:\/\/www.youtube.com\/channel\/UCoSH-fZpPSP8sGCnylNCNRQ\" target=\"_blank\" rel=\"noreferrer noopener\">lukomatico<\/a>\u00a0produces good YouTube tutorials about PixInsight processing, among other things.<br><br><a href=\"https:\/\/www.youtube.com\/channel\/UC65vvpQDX5rymeqrYt-Bb1g\" target=\"_blank\" rel=\"noreferrer noopener\">Cuiv the Lazy Geek<\/a>\u00a0makes lots of videos that are worth a look.<br><br>Astrostace\u2018s video about a budget pier was the starting point of making my own.<br><br><a href=\"https:\/\/www.youtube.com\/channel\/UCBrCy7A1C3W-Kj5kHJxW4YQ\" target=\"_blank\" rel=\"noreferrer noopener\">Deep Sky Astrophotography With CMOS Cameras by Dr Robin Glover<\/a>\u00a0explains the science of why modern CMOS cameras are well-suited to short exposure times.<br><br><a href=\"https:\/\/www.youtube.com\/channel\/UCxXlxVmarXu3n340ah5xwqA\" target=\"_blank\" rel=\"noreferrer noopener\">Astrobiscuit<\/a>\u2018s YouTube videos are ace.<br><br><a href=\"https:\/\/stellarium.org\/\" target=\"_blank\" rel=\"noreferrer noopener\">Stellarium<\/a>\u00a0is free planetarium software, good for planning imaging sessions.<br><br><a href=\"https:\/\/www.lightpollutionmap.info\/\" target=\"_blank\" rel=\"noreferrer noopener\">Light Pollution Map<\/a>\u00a0gives you an idea of your local sky conditions.<br><br><a href=\"https:\/\/clearoutside.com\/\" target=\"_blank\" rel=\"noreferrer noopener\">Clear Outside<\/a>\u00a0is a weather forecasting site for stargazers.<\/span><\/p>\n<\/div><\/div>\n\n<\/div><\/div>\n\n\n<div class=\"wp-block-group\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<hr class=\"is-style-wide wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<div class=\"nfd-container nfd-py-lg nfd-theme-dark nfd-bg-surface nfd-wb-text__text-20 engagement-columns ticss-c88d95c9 is-style-nfd-theme-dark wp-block-group has-eighty-black-background-color has-background\" style=\"border-top-width:1px;border-bottom-width:1px\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\"><strong>Book a Masterclass<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">One-on-one online tuition.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/urbanastrophotography.com\/staging\/7355\/index.php\/courses\/#!\/art\/astronomyexperience\/68ee18bfbf3c73843b4c84fc?scope=gallery&amp;headless=true\" target=\"_blank\" rel=\" noreferrer noopener\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"880\" height=\"624\" src=\"https:\/\/i0.wp.com\/urbanastrophotography.com\/staging\/7355\/wp-content\/uploads\/2025\/12\/Urban-Astrophotography-online-Masterclass.jpg?resize=880%2C624&#038;ssl=1\" alt=\"Book an online astrophotography masterclass\" class=\"wp-image-10205\"\/><\/a><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\"><strong>Art Store<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Own a fine art print from the gallery.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/urbanastrophotography.com\/staging\/7355\/index.php\/artstore\/\" target=\"_blank\" rel=\" noreferrer noopener\"><img loading=\"lazy\" decoding=\"async\" width=\"1318\" height=\"936\" src=\"https:\/\/i0.wp.com\/urbanastrophotography.com\/wp-content\/uploads\/2025\/12\/Screenshot-2025-12-18-220348.jpg?fit=880%2C625&amp;ssl=1\" alt=\"Visit the Urban Astrophotography Art Store\" class=\"wp-image-10206\" srcset=\"https:\/\/i0.wp.com\/urbanastrophotography.com\/staging\/7355\/wp-content\/uploads\/2025\/12\/Screenshot-2025-12-18-220348.jpg?w=1318&amp;ssl=1 1318w, https:\/\/i0.wp.com\/urbanastrophotography.com\/staging\/7355\/wp-content\/uploads\/2025\/12\/Screenshot-2025-12-18-220348.jpg?resize=300%2C213&amp;ssl=1 300w, https:\/\/i0.wp.com\/urbanastrophotography.com\/staging\/7355\/wp-content\/uploads\/2025\/12\/Screenshot-2025-12-18-220348.jpg?resize=1024%2C727&amp;ssl=1 1024w, https:\/\/i0.wp.com\/urbanastrophotography.com\/staging\/7355\/wp-content\/uploads\/2025\/12\/Screenshot-2025-12-18-220348.jpg?resize=768%2C545&amp;ssl=1 768w, https:\/\/i0.wp.com\/urbanastrophotography.com\/staging\/7355\/wp-content\/uploads\/2025\/12\/Screenshot-2025-12-18-220348.jpg?resize=500%2C355&amp;ssl=1 500w, https:\/\/i0.wp.com\/urbanastrophotography.com\/staging\/7355\/wp-content\/uploads\/2025\/12\/Screenshot-2025-12-18-220348.jpg?resize=800%2C568&amp;ssl=1 800w, https:\/\/i0.wp.com\/urbanastrophotography.com\/staging\/7355\/wp-content\/uploads\/2025\/12\/Screenshot-2025-12-18-220348.jpg?resize=1280%2C909&amp;ssl=1 1280w\" sizes=\"auto, (max-width: 880px) 100vw, 880px\" \/><\/a><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\"><strong>Donate<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Help me fight the spam bots!<\/p>\n\n\n<style>\r\n        .wpedon-container .wpedon-select,\r\n        .wpedon-container .wpedon-input {\r\n            width: 200px;\r\n            min-width: 200px;\r\n            max-width: 200px;\r\n        }\r\n    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.wpedon-paypal-hosted-fields-container .wpedon-paypal-btn,\r\n        .wpedon-form .wpedon-or {\r\n            width: 200px;\r\n            min-width: 200px;\r\n            max-width: 200px;\r\n        }\r\n        .wpedon-paypal-hosted-fields-container .wpedon-paypal-btn {\r\n            height: 40px;\r\n        }\r\n\t\t<\/style>\r\n\t\t<script>\r\n      const wpedonPaypalFunding = [\"paypal\"];\r\n\t\t<\/script>\r\n\t\t\r\n\t<!-- Buttons container -->\r\n\t<div id='wpedon-paypal-button-container-35f395ef4b7fb89ec33b0d0b6f6fef93' class='wpedon-paypal-button-container wpedon-vertical'><\/div>\r\n\r\n\t\t<div id='wpedon-paypal-message-35f395ef4b7fb89ec33b0d0b6f6fef93' class='wpedon-payment-message'><\/div>\r\n\r\n\r\n\r\n\r\n\t<script>\r\n    const message_35f395ef4b7fb89ec33b0d0b6f6fef93 = document.getElementById('wpedon-paypal-message-35f395ef4b7fb89ec33b0d0b6f6fef93');\r\n    if ( typeof paypal === 'undefined' ) {\r\n      message_35f395ef4b7fb89ec33b0d0b6f6fef93.innerHTML = '<span 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Check the plugin settings.';\r\n    }\r\n\r\n    paypal.getFundingSources().forEach(function (fundingSource) {\r\n      if ( wpedonPaypalFunding.indexOf(fundingSource) > -1 ) {\r\n        const style = {\r\n          shape: 'rect',\r\n          label: 'donate',\r\n          height: 40        };\r\n\r\n        if ( fundingSource !== 'card' ) {\r\n          let color = 'gold';\r\n          if (fundingSource === 'venmo' && color === 'gold') {\r\n            color = 'blue';\r\n          } else if (['ideal', 'bancontact', 'giropay', 'eps', 'sofort', 'mybank', 'p24'].indexOf(fundingSource) > -1 && ['gold', 'blue'].indexOf(color) > -1) {\r\n            color = 'default';\r\n          } else if (fundingSource === 'credit' && ['darkblue', 'black', 'white'].indexOf(color) === -1) {\r\n              color = 'darkblue';\r\n          }\r\n          style.color = color;\r\n        }\r\n\r\n        const button = paypal.Buttons({\r\n          fundingSource: fundingSource,\r\n          style: style,\r\n          createOrder: function() {\r\n            message_35f395ef4b7fb89ec33b0d0b6f6fef93.innerHTML = '';\r\n\r\n            const form = document.getElementById('35f395ef4b7fb89ec33b0d0b6f6fef93');\r\n            const formData = new FormData(form);\r\n            formData.append('action', 'wpedon-ppcp-order-create');\r\n            formData.append('nonce', wpedon.nonce);\r\n\r\n            return fetch(wpedon.ajaxUrl, {\r\n              method: 'post',\r\n              body: formData\r\n            }).then(function(response) {\r\n              return response.json();\r\n            }).then(function(data) {\r\n              let orderID = false;\r\n              if (data.success && data.data.order_id) {\r\n                orderID = data.data.order_id;\r\n              } else {\r\n                throw data.data && data.data.message ? data.data.message : 'An unknown error occurred while creating the order. Please reload the page and try again.';\r\n              }\r\n              return orderID;\r\n            });\r\n          },\r\n          onApprove: function(data) {\r\n            const formData = new FormData();\r\n\r\n            formData.append('action', 'wpedon-ppcp-order-finalize');\r\n            formData.append('nonce', wpedon.nonce);\r\n            formData.append('order_id', data.orderID);\r\n\r\n            return fetch(wpedon.ajaxUrl, {\r\n              method: 'post',\r\n              body: formData\r\n            }).then(function(response) {\r\n              return response.json();\r\n            }).then(function(data) {\r\n              if (data.success) {\r\n\t\t\t    var return_url = '';\r\n                if (return_url.length) {\r\n                  window.location.href = return_url;\r\n                } else {\r\n                  message_35f395ef4b7fb89ec33b0d0b6f6fef93.innerHTML = '<span class=\"payment-success\">' + \r\n                    'The payment was successful' + '<\/span>';\r\n                }\r\n              } else {\r\n                throw data.data.message;\r\n              }\r\n            });\r\n          },\r\n          onCancel: function() {\r\n            if (wpedon.cancel.length && fundingSource !== 'card') {\r\n              window.location.href = wpedon.cancel;\r\n            } else {\r\n              message_35f395ef4b7fb89ec33b0d0b6f6fef93.innerHTML = '<span class=\"payment-error\">' + \r\n                'The payment was cancelled.' + '<\/span>';\r\n            }\r\n          },\r\n          onError: function (error) {\r\n            message_35f395ef4b7fb89ec33b0d0b6f6fef93.innerHTML = '<span class=\"payment-error\">' + (error ? error : '<strong>Site admin<\/strong>, an error was detected in the plugin settings.<\/br>Please check the PayPal connection and product settings (price, name, etc.)') + '<\/span>';\r\n          }\r\n        });\r\n\r\n        if (button.isEligible()) {\r\n          button.render('#wpedon-paypal-button-container-35f395ef4b7fb89ec33b0d0b6f6fef93');\r\n        }\r\n      }\r\n    });\r\n\r\n\t\t\t<\/script>\r\n\t\r\n\t\r\n\t\r\n\t<input type='hidden' name='amount' id='amount_35f395ef4b7fb89ec33b0d0b6f6fef93' value='10.00' \/><input type='hidden' name='price' id='price_35f395ef4b7fb89ec33b0d0b6f6fef93' value='10.00' \/><input type='hidden' name='item_number' value='UrbanAstrophotography' \/><input type='hidden' name='item_name' value='Urban Astrophotography donation' \/><input type='hidden' name='name' value='Urban Astrophotography donation' \/><input type='hidden' name='custom' value='2012'><input type='hidden' name='no_shipping' value='1'><input type='hidden' name='no_note' value='1'><input type='hidden' name='currency_code' value='GBP'><\/form><\/div>\n<\/div>\n<\/div>\n<\/div><\/div>\n\n\n\n<div style=\"height:10px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<ul class=\"wp-block-social-links aligncenter is-content-justification-left is-layout-flex wp-container-core-social-links-is-layout-63375db1 wp-block-social-links-is-layout-flex\"><li class=\"wp-social-link wp-social-link-instagram wp-block-social-link\"><a href=\"https:\/\/www.instagram.com\/leepullenphotography\/\" class=\"wp-block-social-link-anchor\"><svg width=\"24\" height=\"24\" viewBox=\"0 0 24 24\" version=\"1.1\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" aria-hidden=\"true\" focusable=\"false\"><path d=\"M12,4.622c2.403,0,2.688,0.009,3.637,0.052c0.877,0.04,1.354,0.187,1.671,0.31c0.42,0.163,0.72,0.358,1.035,0.673 c0.315,0.315,0.51,0.615,0.673,1.035c0.123,0.317,0.27,0.794,0.31,1.671c0.043,0.949,0.052,1.234,0.052,3.637 s-0.009,2.688-0.052,3.637c-0.04,0.877-0.187,1.354-0.31,1.671c-0.163,0.42-0.358,0.72-0.673,1.035 c-0.315,0.315-0.615,0.51-1.035,0.673c-0.317,0.123-0.794,0.27-1.671,0.31c-0.949,0.043-1.233,0.052-3.637,0.052 s-2.688-0.009-3.637-0.052c-0.877-0.04-1.354-0.187-1.671-0.31c-0.42-0.163-0.72-0.358-1.035-0.673 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