{"id":2753,"date":"2025-10-30T16:06:00","date_gmt":"2025-10-30T21:06:00","guid":{"rendered":"https:\/\/ghaas.org\/Home\/?p=2753"},"modified":"2026-03-22T01:36:28","modified_gmt":"2026-03-22T06:36:28","slug":"%f0%9f%94%ad-key-comets-to-watch","status":"publish","type":"post","link":"https:\/\/ghaas.org\/Home\/%f0%9f%94%ad-key-comets-to-watch\/","title":{"rendered":"\ud83d\udd2d Key Comets to Watch"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"2753\" class=\"elementor elementor-2753\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-70cba56 e-flex e-con-boxed e-con e-parent\" data-id=\"70cba56\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-7e3f2e70 elementor-widget elementor-widget-text-editor\" data-id=\"7e3f2e70\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t\n<p>Here are some <strong>notable comets<\/strong> to keep an eye on for <strong>November 2025<\/strong>, from your northern-hemisphere location (Hazleton, PA) and compatible with equipment like the SeeStar S30 \/ S50. Comets are inherently unpredictable (brightness, tail structure, viewing angle), so treat these as \u201cpossible\u201d rather than guaranteed showpieces.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\ud83d\udd2d Key Comets to Watch<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">C\/2025 A6 (Lemmon)<\/h3>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/images.squarespace-cdn.com\/content\/v1\/5debd4b16fcd7b02905712ff\/50d9c393-16c8-4b1d-a0d0-089587d8ba9d\/C_2025_A6_Lemmon_V5.jpg\" alt=\"Image\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/cdn.mos.cms.futurecdn.net\/MwtKHQ27hR3NNTaX3CFeCh.jpg\" alt=\"Image\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/img.ksl.com\/slc\/3114\/311451\/31145145.jpeg?filter=kslv2%2Fresponsive_story_lg\" alt=\"Image\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/i.natgeofe.com\/n\/3be14356-0c1c-48e9-8e82-8e460bed174b\/CometC2025_A6-Lemmon-02-10-2025-DSAObservatory-Portait-Final-NatGeo-CROP.jpg\" alt=\"Image\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/earthsky.org\/upl\/2025\/10\/CHART-LEMMON-e1761158890818.jpg\" alt=\"Image\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/www.astronomy.com\/wp-content\/uploads\/2025\/10\/web-2025.10.07-pic-03.png\" alt=\"Image\"\/><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li>This comet is expected to be <em>one of the brightest<\/em> of the year, and from recent coverage may reach near-naked-eye level under dark skies. (<a href=\"https:\/\/people.com\/how-to-see-rare-comet-lemmon-october-2025-11831271?utm_source=chatgpt.com\" target=\"_blank\" rel=\"noopener\">People.com<\/a>)<\/li>\n\n\n\n<li>Its closest approach to Earth is reported around 25 November 2025 at ~0.403 AU. (<a href=\"https:\/\/theskylive.com\/c2025k1-info?utm_source=chatgpt.com\" target=\"_blank\" rel=\"noopener\">TheSkyLive<\/a>)<\/li>\n\n\n\n<li>It reaches perihelion (closest to Sun) approx 8 Nov 2025. (<a href=\"https:\/\/earthsky.org\/space\/comet-lemmon-best-comet-of-2025-finder-maps\/?utm_source=chatgpt.com\" target=\"_blank\" rel=\"noopener\">earthsky.org<\/a>)<\/li>\n\n\n\n<li><strong>Viewing tips:<\/strong> Because of its bright potential and relatively wide field tail, this is a strong candidate for your S30\/S50 setups. The S30 would give a very wide field capturing tail+stars; the S50 will provide a tighter field and more detail in the coma.<\/li>\n\n\n\n<li><strong>Caveats:<\/strong> By November the comet\u2019s geometry may reduce its visibility (sun-proximity, twilight, etc). Monitoring recent ephemerides is wise.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">210P\/Christensen<\/h3>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/www.aerith.net\/comet\/catalog\/0210P\/2025-chart.gif\" alt=\"Image\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/in-the-sky.org\/comets\/202511_0210P_1.png\" alt=\"Image\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/in-the-sky.org\/comets\/202511_0210P_2.svg\" alt=\"Image\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/in-the-sky.org\/image.php?img=imagedump%2Fcomets%2Fcomets.jpg&amp;style=hugeteaser\" alt=\"Image\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/theskylive.com\/objects\/210p\/sky\/sky_1280.jpg?c=1761818467\" alt=\"Image\"\/><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li>This periodic comet is scheduled to reach perihelion on <strong>22 Nov 2025<\/strong> (at ~0.52 AU from Sun) and is predicted around magnitude ~10. (<a href=\"https:\/\/in-the-sky.org\/news.php?id=2025_19_0210P_100&amp;utm_source=chatgpt.com\" target=\"_blank\" rel=\"noopener\">In-The-Sky.org<\/a>)<\/li>\n\n\n\n<li><strong>Viewing tips:<\/strong> A magnitude ~10 object will require at least binoculars or better. With your S50 you might capture it (especially with stacking) as a faint fuzz\u2014less of a \u201cwow\u201d target compared to Lemmon, but still valid.<\/li>\n\n\n\n<li><strong>Caveats:<\/strong> It will be <strong>very close to the Sun<\/strong> in the sky (~19\u00b0 separation) at perihelion, meaning twilight\/glare may hamper viewing from northern latitudes. (<a href=\"https:\/\/in-the-sky.org\/news.php?id=2025_19_0210P_100&amp;utm_source=chatgpt.com\" target=\"_blank\" rel=\"noopener\">In-The-Sky.org<\/a>)<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">C\/2025 K1 (ATLAS)<\/h3>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/www.aerith.net\/comet\/catalog\/2025K1\/chart.gif\" alt=\"Image\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/www.aerith.net\/comet\/catalog\/2025K1\/mag.gif\" alt=\"Image\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/c02.purpledshub.com\/uploads\/sites\/48\/2025\/08\/Comet-C-2025-K1-ATLAS-social.jpg\" alt=\"Image\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/theskylive.com\/objects\/c2025k1\/sky\/sky_1280.jpg?c=1761824465\" alt=\"Image\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/www.tribuneindia.com\/sortd-service\/imaginary\/v22-01\/jpg\/large\/high?url=dGhldHJpYnVuZS1zb3J0ZC1wcm8tcHJvZC1zb3J0ZC9tZWRpYTcyYTQ0YTIwLTlhYWItMTFmMC04ZWJlLWYzMjRlZjRkM2RjZS5qcGc%3D\" alt=\"Image\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/www.dehilster.info\/pages\/images\/comet_c2025-k1-atlas_20250829195752b.jpg\" alt=\"Image\"\/><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li>According to listings, this comet is expected to be brighter than mag ~12 in the coming months and is flagged for visibility in November. (<a href=\"https:\/\/astro.vanbuitenen.nl\/comets?utm_source=chatgpt.com\" target=\"_blank\" rel=\"noopener\">Astro Van Buitenen<\/a>)<\/li>\n\n\n\n<li><strong>Viewing tips:<\/strong> Because it\u2019s fainter (mag ~10-12 or worse) and potentially smaller\/tailless, this is less of a high-impact target, but you can attempt it with your S50 (stacking, dark skies).<\/li>\n\n\n\n<li><strong>Caveats:<\/strong> At this magnitude range, you\u2019ll need good skies, low light pollution, and longer exposures\/tracking to make a pleasing image.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\ud83d\udccb Summary Table<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Comet<\/th><th>Approx. Mag*<\/th><th>Best Viewing Window<\/th><th>Suitability with S30\/S50<\/th><\/tr><\/thead><tbody><tr><td>C\/2025 A6 (Lemmon)<\/td><td>Possibly naked-eye in dark skies (~mag 4-6)<\/td><td>Late Oct \u2192 early Nov, still viable into Nov<\/td><td>Excellent: S30 for wide field, S50 for detail<\/td><\/tr><tr><td>210P\/Christensen<\/td><td>~mag 10<\/td><td>Around 22 Nov (perihelion)<\/td><td>Challenging: S50 with stacking, S30 may struggle<\/td><\/tr><tr><td>C\/2025 K1 (ATLAS)<\/td><td>~mag 10-12+<\/td><td>November<\/td><td>Use only under good conditions with S50<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>*Magnitudes are estimates \u2014 comets are notoriously unpredictable.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\ud83e\udded Tips for Observing with SeeStar S30 \/ S50<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Use the <strong>largest field of view<\/strong> your setup allows (S30 gives widest; S50 a bit tighter). For comets with tails, capturing tail + starfield adds drama.<\/li>\n\n\n\n<li>Use <strong>tracking\/exposure stacking<\/strong>: Comets move relative to background stars, so choose either stack on stars (comet will trail) or align on comet (stars will trail) depending on target.<\/li>\n\n\n\n<li><strong>Light pollution matters<\/strong>: Comet tails especially benefit from dark skies; the brighter (Lemmon) you may still see under moderately light-polluted skies, but faint ones (K1, 210P) require darker conditions.<\/li>\n\n\n\n<li>Check <strong>ephemerides<\/strong> for your location and date: RA\/Dec, rising\/setting times, elongation from the Sun. Especially important because comets near the Sun will be washed out by twilight.<\/li>\n\n\n\n<li><strong>Weather &amp; lunar phase<\/strong>: A bright Moon can wash out faint comets; plan for moonless or low-moon nights.<\/li>\n\n\n\n<li><strong>Framing &amp; composition<\/strong>: For outreach\/presentations (which you love), consider capturing the comet with a foreground (tree silhouette, telescope setup) for impact. The S30 is ideal for that wide-field \u201ccomet+landscape\u201d style.<\/li>\n\n\n\n<li><strong>Post-processing<\/strong>: For faint comets, apply subtle contrast, bring out tail structure, label or annotate your image (good for your educational materials).<\/li>\n\n\n\n<li><strong>Expect variability<\/strong>: Even well-predicted comets can fade, fragment, or change appearance dramatically. Keep your schedule flexible.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p>If you like, I can <strong>produce a finder-chart PDF<\/strong> (for your November target list) covering these comets (and any new ones expected) with annotated star-maps (for Hazleton, PA lat ~41\u00b0 N), suggested exposures for S30\/S50, and notes for club-outreach imaging. Would you like that?<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/people.com\/how-to-see-rare-comet-lemmon-october-2025-11831271?utm_source=chatgpt.com\" target=\"_blank\" rel=\"noopener\">People.com<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/www.washingtonpost.com\/science\/2025\/10\/11\/comet-lemmon-comet-swan-star-gazing\/?utm_source=chatgpt.com\" target=\"_blank\" rel=\"noopener\">washingtonpost.com<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/www.chron.com\/news\/space\/article\/green-comets-october-21088571.php?utm_source=chatgpt.com\" target=\"_blank\" rel=\"noopener\">chron.com<\/a><\/li>\n<\/ul>\n\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<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Here are some notable comets to keep an eye on for November 2025, from your northern-hemisphere location (Hazleton, PA) and compatible with equipment like the SeeStar S30 \/ S50. Comets [&hellip;]<\/p>\n","protected":false},"author":8,"featured_media":2778,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"give_campaign_id":0,"_bbp_topic_count":0,"_bbp_reply_count":0,"_bbp_total_topic_count":0,"_bbp_total_reply_count":0,"_bbp_voice_count":0,"_bbp_anonymous_reply_count":0,"_bbp_topic_count_hidden":0,"_bbp_reply_count_hidden":0,"_bbp_forum_subforum_count":0,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[1],"tags":[],"class_list":["post-2753","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"_links":{"self":[{"href":"https:\/\/ghaas.org\/Home\/wp-json\/wp\/v2\/posts\/2753","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ghaas.org\/Home\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ghaas.org\/Home\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ghaas.org\/Home\/wp-json\/wp\/v2\/users\/8"}],"replies":[{"embeddable":true,"href":"https:\/\/ghaas.org\/Home\/wp-json\/wp\/v2\/comments?post=2753"}],"version-history":[{"count":4,"href":"https:\/\/ghaas.org\/Home\/wp-json\/wp\/v2\/posts\/2753\/revisions"}],"predecessor-version":[{"id":2783,"href":"https:\/\/ghaas.org\/Home\/wp-json\/wp\/v2\/posts\/2753\/revisions\/2783"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/ghaas.org\/Home\/wp-json\/wp\/v2\/media\/2778"}],"wp:attachment":[{"href":"https:\/\/ghaas.org\/Home\/wp-json\/wp\/v2\/media?parent=2753"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ghaas.org\/Home\/wp-json\/wp\/v2\/categories?post=2753"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ghaas.org\/Home\/wp-json\/wp\/v2\/tags?post=2753"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}