{"id":26828,"date":"2021-11-26T09:02:21","date_gmt":"2021-11-26T09:02:21","guid":{"rendered":"https:\/\/www.skyatnightmagazine.com\/?p=102353"},"modified":"2021-11-26T09:19:11","modified_gmt":"2021-11-26T09:19:11","slug":"comet-c-2021-a1-leonard-could-put-on-a-beautiful-display-this-december","status":"publish","type":"rss_feed","link":"https:\/\/c01.purpledshub.com\/bbcskyatnight\/rss_feed\/comet-c-2021-a1-leonard-could-put-on-a-beautiful-display-this-december\/","title":{"rendered":"Comet C\/2021 A1 Leonard could put on a beautiful display this December"},"content":{"rendered":"<p class=\"rssexcerpt\"><\/p><p class=\"rssauthor\">By Pete Lawrence\n                \t\t<\/p><p class=\"rssbyline\">Published: Friday, 26 November 2021 at 12:00 am<\/p><hr class=\"no-tts wp-block-separator\"\/><?xml version=\"1.0\" encoding=\"UTF-8\" standalone=\"yes\"?>\n<!DOCTYPE html PUBLIC \"-\/\/W3C\/\/DTD HTML 4.0 Transitional\/\/EN\" \"http:\/\/www.w3.org\/TR\/REC-html40\/loose.dtd\">\n<html><body><p class=\"&quot;p2&quot;\">At the start of 2021, newly discovered comet C\/2021 A1 Leonard was announced.\u00a0Excitingly this has the possibility of becoming bright during December 2021 and exceeding the threshold of naked-eye visibility in the run-up to Christmas.<\/p>\n<p>Comet Leonard was discovered by astronomer\u00a0Greg Leonard\u00a0at the start of 2021, and images taken recently already show a decent coma and tail.<\/p>\n<p>This has many speculating we may see enthusiasm and interest in Comet Leonard reach a peak in December, similar to what we saw in 2020 with <a href=\"&quot;https:\/\/www.skyatnightmagazine.com\/advice\/skills\/how-to-see-comet-c-2020-f3-neowise\/&quot;\">Comet NEOWISE<\/a>, which made headlines around the globe.<\/p>\n<p><em><strong>Read more:<\/strong><\/em><\/p>\n<ul><li><a href=\"&quot;https:\/\/www.skyatnightmagazine.com\/space-science\/a-guide-to-comets\/&quot;\"><em><strong>What is a comet?<\/strong><\/em><\/a><\/li>\n<li><a href=\"&quot;https:\/\/www.skyatnightmagazine.com\/space-science\/greatest-comets-of-recent-times\/&quot;\"><em><strong>10 great comets of recent times<\/strong><\/em><\/a><\/li>\n<\/ul><div class=\"&quot;image-handler__container\" image-handler__container--full=\"\" style=\"&quot;padding-bottom:\" calc=\"\"> <picture><source media=\"&quot;(max-width:\" data-srcset=\"&quot;https:\/\/images.immediate.co.uk\/production\/volatile\/sites\/25\/2021\/11\/Comet-Leonard-5-October-2021-b4d13c0.jpg?webp=true&amp;quality=90&amp;resize=300%2C200,\" https:=\"\" type=\"&quot;image\/webp&quot;\"><source media=\"&quot;(max-width:\" data-srcset=\"&quot;https:\/\/images.immediate.co.uk\/production\/volatile\/sites\/25\/2021\/11\/Comet-Leonard-5-October-2021-b4d13c0.jpg?quality=90&amp;resize=300%2C200,\" https:=\"\" type=\"&quot;image\/jpeg&quot;\"><source media=\"&quot;(max-width:\" data-srcset=\"&quot;https:\/\/images.immediate.co.uk\/production\/volatile\/sites\/25\/2021\/11\/Comet-Leonard-5-October-2021-b4d13c0.jpg?webp=true&amp;quality=90&amp;resize=355%2C237,\" https:=\"\" type=\"&quot;image\/webp&quot;\"><source media=\"&quot;(max-width:\" data-srcset=\"&quot;https:\/\/images.immediate.co.uk\/production\/volatile\/sites\/25\/2021\/11\/Comet-Leonard-5-October-2021-b4d13c0.jpg?quality=90&amp;resize=355%2C237,\" https:=\"\" type=\"&quot;image\/jpeg&quot;\"><source media=\"&quot;(max-width:\" data-srcset=\"&quot;https:\/\/images.immediate.co.uk\/production\/volatile\/sites\/25\/2021\/11\/Comet-Leonard-5-October-2021-b4d13c0.jpg?webp=true&amp;quality=90&amp;resize=405%2C270,\" https:=\"\" type=\"&quot;image\/webp&quot;\"><source media=\"&quot;(max-width:\" data-srcset=\"&quot;https:\/\/images.immediate.co.uk\/production\/volatile\/sites\/25\/2021\/11\/Comet-Leonard-5-October-2021-b4d13c0.jpg?quality=90&amp;resize=405%2C270,\" https:=\"\" type=\"&quot;image\/jpeg&quot;\"><source media=\"&quot;(max-width:\" data-srcset=\"&quot;https:\/\/images.immediate.co.uk\/production\/volatile\/sites\/25\/2021\/11\/Comet-Leonard-5-October-2021-b4d13c0.jpg?webp=true&amp;quality=90&amp;resize=554%2C369,\" https:=\"\" type=\"&quot;image\/webp&quot;\"><source media=\"&quot;(max-width:\" data-srcset=\"&quot;https:\/\/images.immediate.co.uk\/production\/volatile\/sites\/25\/2021\/11\/Comet-Leonard-5-October-2021-b4d13c0.jpg?quality=90&amp;resize=554%2C369,\" https:=\"\" type=\"&quot;image\/jpeg&quot;\"><source media=\"&quot;(min-width:\" data-srcset=\"&quot;https:\/\/images.immediate.co.uk\/production\/volatile\/sites\/25\/2021\/11\/Comet-Leonard-5-October-2021-b4d13c0.jpg?webp=true&amp;quality=90&amp;resize=620%2C413,\" https:=\"\" type=\"&quot;image\/webp&quot;\"><source media=\"&quot;(min-width:\" data-srcset=\"&quot;https:\/\/images.immediate.co.uk\/production\/volatile\/sites\/25\/2021\/11\/Comet-Leonard-5-October-2021-b4d13c0.jpg?quality=90&amp;resize=620%2C413,\" https:=\"\" type=\"&quot;image\/jpeg&quot;\"><source media=\"&quot;(min-width:\" data-srcset=\"&quot;https:\/\/images.immediate.co.uk\/production\/volatile\/sites\/25\/2021\/11\/Comet-Leonard-5-October-2021-b4d13c0.jpg?webp=true&amp;quality=90&amp;resize=408%2C272,\" https:=\"\" type=\"&quot;image\/webp&quot;\"><source media=\"&quot;(min-width:\" data-srcset=\"&quot;https:\/\/images.immediate.co.uk\/production\/volatile\/sites\/25\/2021\/11\/Comet-Leonard-5-October-2021-b4d13c0.jpg?quality=90&amp;resize=408%2C272,\" https:=\"\" type=\"&quot;image\/jpeg&quot;\"><source media=\"&quot;(min-width:\" data-srcset=\"&quot;https:\/\/images.immediate.co.uk\/production\/volatile\/sites\/25\/2021\/11\/Comet-Leonard-5-October-2021-b4d13c0.jpg?webp=true&amp;quality=90&amp;resize=556%2C371,\" https:=\"\" type=\"&quot;image\/webp&quot;\"><source media=\"&quot;(min-width:\" data-srcset=\"&quot;https:\/\/images.immediate.co.uk\/production\/volatile\/sites\/25\/2021\/11\/Comet-Leonard-5-October-2021-b4d13c0.jpg?quality=90&amp;resize=556%2C371,\" https:=\"\" type=\"&quot;image\/jpeg&quot;\"><img class=\"&quot;wp-image-102357\" align=\"\" size-full=\"\" image-handler__image=\"\" image-handler__image--full=\"\" no-wrap=\"\" js-lazyload=\"\" data-src=\"&quot;https:\/\/images.immediate.co.uk\/production\/volatile\/sites\/25\/2021\/11\/Comet-Leonard-5-October-2021-b4d13c0.jpg?quality=90&amp;resize=620%2C413&quot;\" width=\"&quot;1500&quot;\" height=\"&quot;1000&quot;\" alt=\"&quot;Comet\" c=\"\" a1=\"\" photographed=\"\" at=\"\" utc=\"\" on=\"\" october=\"\" by=\"\" jos=\"\" j.=\"\" chambo=\"\" from=\"\" mayhill=\"\" new=\"\" mexico=\"\" usa.=\"\" equipment:=\"\" fli=\"\" pl6303e=\"\" camera=\"\" planewave=\"\" title=\"&quot;Comet\" leonard=\"\"\/><\/source><\/source><\/source><\/source><\/source><\/source><\/source><\/source><\/source><\/source><\/source><\/source><\/source><\/source><\/picture><\/div><div class=\"&quot;caption-hold&quot;\"><figcaption class=\"&quot;wp-caption-text&quot;\"><span class=\"&quot;caption-copy&quot;\"><i class=\"&quot;icon-arrow\" icon-camera-circle=\"\"\/> Comet C\/2021 A1 (Leonard) photographed at 11:38 UTC on 5 October 2021 by Jos\u00e9 J. Chambo, from Mayhill, New Mexico, USA. Equipment: FLI PL6303E camera, Planewave 17\u2033 CDK f\/4.5 telescope. Exposure 8 min. (L=1\u00d7300 bin1 + RGB=1\u00d760 bin2) <a href=\"\/\/www.cometografia.es&quot;\" target=\"&quot;_blank&quot;\" rel=\"&quot;noopener&quot; noopener noreferrer\">www.cometografia.es<\/a><\/span><\/figcaption><span class=\"&quot;im-image-caption&quot;\"\/><\/div>\n<p>Indeed, as comet-chaser Jos\u00e9 J. Chamb\u00f3 notes in an image captured by him (below) on 4 November 2021 from Mayhill, New Mexico, USA, Comet Leonard is already showing an increase in brightness, especially when compared to a previous image captured by Jos\u00e9 on 5 October (above).<\/p>\n<p>This could mean we\u2019ll get a good display in December.<\/p>\n<p>\u201cSince my previous image its look has changed dramatically: in just two weeks its brightness has increased from magnitude 11.5 to 10,\u201d says Jos\u00e9 of his 4 November shot.<\/p>\n<div class=\"&quot;image-handler__container\" image-handler__container--full=\"\" style=\"&quot;padding-bottom:\" calc=\"\"> <picture><source media=\"&quot;(max-width:\" data-srcset=\"&quot;https:\/\/images.immediate.co.uk\/production\/volatile\/sites\/25\/2021\/11\/Comet-Leonard-4-November-2021-f6de308.jpg?webp=true&amp;quality=90&amp;resize=300%2C200,\" https:=\"\" type=\"&quot;image\/webp&quot;\"><source media=\"&quot;(max-width:\" data-srcset=\"&quot;https:\/\/images.immediate.co.uk\/production\/volatile\/sites\/25\/2021\/11\/Comet-Leonard-4-November-2021-f6de308.jpg?quality=90&amp;resize=300%2C200,\" https:=\"\" type=\"&quot;image\/jpeg&quot;\"><source media=\"&quot;(max-width:\" data-srcset=\"&quot;https:\/\/images.immediate.co.uk\/production\/volatile\/sites\/25\/2021\/11\/Comet-Leonard-4-November-2021-f6de308.jpg?webp=true&amp;quality=90&amp;resize=355%2C237,\" https:=\"\" type=\"&quot;image\/webp&quot;\"><source media=\"&quot;(max-width:\" data-srcset=\"&quot;https:\/\/images.immediate.co.uk\/production\/volatile\/sites\/25\/2021\/11\/Comet-Leonard-4-November-2021-f6de308.jpg?quality=90&amp;resize=355%2C237,\" https:=\"\" type=\"&quot;image\/jpeg&quot;\"><source media=\"&quot;(max-width:\" data-srcset=\"&quot;https:\/\/images.immediate.co.uk\/production\/volatile\/sites\/25\/2021\/11\/Comet-Leonard-4-November-2021-f6de308.jpg?webp=true&amp;quality=90&amp;resize=405%2C270,\" https:=\"\" type=\"&quot;image\/webp&quot;\"><source media=\"&quot;(max-width:\" data-srcset=\"&quot;https:\/\/images.immediate.co.uk\/production\/volatile\/sites\/25\/2021\/11\/Comet-Leonard-4-November-2021-f6de308.jpg?quality=90&amp;resize=405%2C270,\" https:=\"\" type=\"&quot;image\/jpeg&quot;\"><source media=\"&quot;(max-width:\" data-srcset=\"&quot;https:\/\/images.immediate.co.uk\/production\/volatile\/sites\/25\/2021\/11\/Comet-Leonard-4-November-2021-f6de308.jpg?webp=true&amp;quality=90&amp;resize=554%2C369,\" https:=\"\" type=\"&quot;image\/webp&quot;\"><source media=\"&quot;(max-width:\" data-srcset=\"&quot;https:\/\/images.immediate.co.uk\/production\/volatile\/sites\/25\/2021\/11\/Comet-Leonard-4-November-2021-f6de308.jpg?quality=90&amp;resize=554%2C369,\" https:=\"\" type=\"&quot;image\/jpeg&quot;\"><source media=\"&quot;(min-width:\" data-srcset=\"&quot;https:\/\/images.immediate.co.uk\/production\/volatile\/sites\/25\/2021\/11\/Comet-Leonard-4-November-2021-f6de308.jpg?webp=true&amp;quality=90&amp;resize=620%2C413,\" https:=\"\" type=\"&quot;image\/webp&quot;\"><source media=\"&quot;(min-width:\" data-srcset=\"&quot;https:\/\/images.immediate.co.uk\/production\/volatile\/sites\/25\/2021\/11\/Comet-Leonard-4-November-2021-f6de308.jpg?quality=90&amp;resize=620%2C413,\" https:=\"\" type=\"&quot;image\/jpeg&quot;\"><source media=\"&quot;(min-width:\" data-srcset=\"&quot;https:\/\/images.immediate.co.uk\/production\/volatile\/sites\/25\/2021\/11\/Comet-Leonard-4-November-2021-f6de308.jpg?webp=true&amp;quality=90&amp;resize=408%2C272,\" https:=\"\" type=\"&quot;image\/webp&quot;\"><source media=\"&quot;(min-width:\" data-srcset=\"&quot;https:\/\/images.immediate.co.uk\/production\/volatile\/sites\/25\/2021\/11\/Comet-Leonard-4-November-2021-f6de308.jpg?quality=90&amp;resize=408%2C272,\" https:=\"\" type=\"&quot;image\/jpeg&quot;\"><source media=\"&quot;(min-width:\" data-srcset=\"&quot;https:\/\/images.immediate.co.uk\/production\/volatile\/sites\/25\/2021\/11\/Comet-Leonard-4-November-2021-f6de308.jpg?webp=true&amp;quality=90&amp;resize=556%2C371,\" https:=\"\" type=\"&quot;image\/webp&quot;\"><source media=\"&quot;(min-width:\" data-srcset=\"&quot;https:\/\/images.immediate.co.uk\/production\/volatile\/sites\/25\/2021\/11\/Comet-Leonard-4-November-2021-f6de308.jpg?quality=90&amp;resize=556%2C371,\" https:=\"\" type=\"&quot;image\/jpeg&quot;\"><img class=\"&quot;wp-image-102356\" align=\"\" size-full=\"\" image-handler__image=\"\" image-handler__image--full=\"\" no-wrap=\"\" js-lazyload=\"\" data-src=\"&quot;https:\/\/images.immediate.co.uk\/production\/volatile\/sites\/25\/2021\/11\/Comet-Leonard-4-November-2021-f6de308.jpg?quality=90&amp;resize=620%2C413&quot;\" width=\"&quot;1500&quot;\" height=\"&quot;1000&quot;\" alt=\"&quot;Comet\" c=\"\" a1=\"\" photographed=\"\" by=\"\" jos=\"\" j.=\"\" chambo=\"\" at=\"\" utc=\"\" on=\"\" november=\"\" from=\"\" mayhill=\"\" new=\"\" mexico=\"\" usa.=\"\" equipment:=\"\" fli=\"\" pl6303e=\"\" camera=\"\" planewave=\"\" title=\"&quot;Comet\" leonard=\"\"\/><\/source><\/source><\/source><\/source><\/source><\/source><\/source><\/source><\/source><\/source><\/source><\/source><\/source><\/source><\/picture><\/div><div class=\"&quot;caption-hold&quot;\"><figcaption class=\"&quot;wp-caption-text&quot;\"><span class=\"&quot;caption-copy&quot;\"><i class=\"&quot;icon-arrow\" icon-camera-circle=\"\"\/> Comet C\/2021 A1 (Leonard), photographed by Jos\u00e9 J. Chambo at 11:49 UTC on 4 November 2021 from Mayhill, New Mexico, USA. Equipment: FLI PL6303E camera, Planewave 17\u2033 CDK f\/4.5 telescope. Exposure 12 min. (L=3\u00d7180 bin1 + RGB=1\u00d760 bin2). <a href=\"\/\/www.cometografia.es&quot;\" target=\"&quot;_blank&quot;\" rel=\"&quot;noopener&quot; noopener noreferrer\">www.cometografia.es<\/a><\/span><\/figcaption><span class=\"&quot;im-image-caption&quot;\"\/><\/div>\n<p>\u201cIts coma has increased in angular size from 4\u2032 to 9\u2032 having developed an strong outer halo of intense green colour, and its tail has grown from 5\u2032 to 16\u2032 in length.<\/p>\n<p>\u201cEverything continues signalling that the comet is very active and it keeps the expectation of being observable at naked eye in December.\u201d<\/p>\n<p>Keep up to date with Jos\u00e9\u2019s comet-chasing via his website <em><a href=\"\/\/cometografia.es\/&quot;\" target=\"&quot;_blank&quot;\" rel=\"&quot;noopener&quot; noopener noreferrer\">Cometograf\u00eda<\/a><\/em>.<\/p>\n<h2><strong>Will Comet Leonard be visible?<\/strong><\/h2>\n<div class=\"&quot;image-handler__container\" image-handler__container--full=\"\" style=\"&quot;padding-bottom:\" calc=\"\"> <picture><source media=\"&quot;(max-width:\" data-srcset=\"&quot;https:\/\/images.immediate.co.uk\/production\/volatile\/sites\/25\/2021\/10\/C2021-A1-Leonard-December-2021-evening-242a661.jpg?webp=true&amp;quality=90&amp;resize=300%2C159,\" https:=\"\" type=\"&quot;image\/webp&quot;\"><source media=\"&quot;(max-width:\" data-srcset=\"&quot;https:\/\/images.immediate.co.uk\/production\/volatile\/sites\/25\/2021\/10\/C2021-A1-Leonard-December-2021-evening-242a661.jpg?quality=90&amp;resize=300%2C159,\" https:=\"\" type=\"&quot;image\/jpeg&quot;\"><source media=\"&quot;(max-width:\" data-srcset=\"&quot;https:\/\/images.immediate.co.uk\/production\/volatile\/sites\/25\/2021\/10\/C2021-A1-Leonard-December-2021-evening-242a661.jpg?webp=true&amp;quality=90&amp;resize=355%2C188,\" https:=\"\" type=\"&quot;image\/webp&quot;\"><source media=\"&quot;(max-width:\" data-srcset=\"&quot;https:\/\/images.immediate.co.uk\/production\/volatile\/sites\/25\/2021\/10\/C2021-A1-Leonard-December-2021-evening-242a661.jpg?quality=90&amp;resize=355%2C188,\" https:=\"\" type=\"&quot;image\/jpeg&quot;\"><source media=\"&quot;(max-width:\" data-srcset=\"&quot;https:\/\/images.immediate.co.uk\/production\/volatile\/sites\/25\/2021\/10\/C2021-A1-Leonard-December-2021-evening-242a661.jpg?webp=true&amp;quality=90&amp;resize=405%2C215,\" https:=\"\" type=\"&quot;image\/webp&quot;\"><source media=\"&quot;(max-width:\" data-srcset=\"&quot;https:\/\/images.immediate.co.uk\/production\/volatile\/sites\/25\/2021\/10\/C2021-A1-Leonard-December-2021-evening-242a661.jpg?quality=90&amp;resize=405%2C215,\" https:=\"\" type=\"&quot;image\/jpeg&quot;\"><source media=\"&quot;(max-width:\" data-srcset=\"&quot;https:\/\/images.immediate.co.uk\/production\/volatile\/sites\/25\/2021\/10\/C2021-A1-Leonard-December-2021-evening-242a661.jpg?webp=true&amp;quality=90&amp;resize=554%2C294,\" https:=\"\" type=\"&quot;image\/webp&quot;\"><source media=\"&quot;(max-width:\" data-srcset=\"&quot;https:\/\/images.immediate.co.uk\/production\/volatile\/sites\/25\/2021\/10\/C2021-A1-Leonard-December-2021-evening-242a661.jpg?quality=90&amp;resize=554%2C294,\" https:=\"\" type=\"&quot;image\/jpeg&quot;\"><source media=\"&quot;(min-width:\" data-srcset=\"&quot;https:\/\/images.immediate.co.uk\/production\/volatile\/sites\/25\/2021\/10\/C2021-A1-Leonard-December-2021-evening-242a661.jpg?webp=true&amp;quality=90&amp;resize=620%2C329&quot;\" type=\"&quot;image\/webp&quot;\"><source media=\"&quot;(min-width:\" data-srcset=\"&quot;https:\/\/images.immediate.co.uk\/production\/volatile\/sites\/25\/2021\/10\/C2021-A1-Leonard-December-2021-evening-242a661.jpg?quality=90&amp;resize=620%2C329&quot;\" type=\"&quot;image\/jpeg&quot;\"><source media=\"&quot;(min-width:\" data-srcset=\"&quot;https:\/\/images.immediate.co.uk\/production\/volatile\/sites\/25\/2021\/10\/C2021-A1-Leonard-December-2021-evening-242a661.jpg?webp=true&amp;quality=90&amp;resize=408%2C217,\" https:=\"\" type=\"&quot;image\/webp&quot;\"><source media=\"&quot;(min-width:\" data-srcset=\"&quot;https:\/\/images.immediate.co.uk\/production\/volatile\/sites\/25\/2021\/10\/C2021-A1-Leonard-December-2021-evening-242a661.jpg?quality=90&amp;resize=408%2C217,\" https:=\"\" type=\"&quot;image\/jpeg&quot;\"><source media=\"&quot;(min-width:\" data-srcset=\"&quot;https:\/\/images.immediate.co.uk\/production\/volatile\/sites\/25\/2021\/10\/C2021-A1-Leonard-December-2021-evening-242a661.jpg?webp=true&amp;quality=90&amp;resize=556%2C295,\" https:=\"\" type=\"&quot;image\/webp&quot;\"><source media=\"&quot;(min-width:\" data-srcset=\"&quot;https:\/\/images.immediate.co.uk\/production\/volatile\/sites\/25\/2021\/10\/C2021-A1-Leonard-December-2021-evening-242a661.jpg?quality=90&amp;resize=556%2C295,\" https:=\"\" type=\"&quot;image\/jpeg&quot;\"><img class=\"&quot;wp-image-102340\" align=\"\" size-full=\"\" image-handler__image=\"\" image-handler__image--full=\"\" no-wrap=\"\" js-lazyload=\"\" data-src=\"&quot;https:\/\/images.immediate.co.uk\/production\/volatile\/sites\/25\/2021\/10\/C2021-A1-Leonard-December-2021-evening-242a661.jpg?quality=90&amp;resize=620%2C329&quot;\" width=\"&quot;1200&quot;\" height=\"&quot;637&quot;\" alt=\"&quot;The\" evening=\"\" appearance=\"\" of=\"\" comet=\"\" a1=\"\" leonard=\"\" after=\"\" sunset.=\"\" it=\"\" appears=\"\" near=\"\" venus=\"\" on=\"\" december=\"\" when=\"\" physically=\"\" passes=\"\" the=\"\" planet=\"\" at=\"\" au.=\"\" credit:=\"\" pete=\"\" lawrence=\"\" title=\"&quot;C2021\"\/><\/source><\/source><\/source><\/source><\/source><\/source><\/source><\/source><\/source><\/source><\/source><\/source><\/source><\/source><\/picture><\/div><div class=\"&quot;caption-hold&quot;\"><figcaption class=\"&quot;wp-caption-text&quot;\"><span class=\"&quot;caption-copy&quot;\"><i class=\"&quot;icon-arrow\" icon-camera-circle=\"\"\/> The evening appearance of Comet A1 Leonard after sunset. It appears near Venus on 18 December, when it physically passes the planet at 0.029 AU. Credit: Pete Lawrence<\/span><\/figcaption><span class=\"&quot;im-image-caption&quot;\"\/><\/div>\n<p class=\"&quot;p2&quot;\">Current estimates have Comet Leonard positioned near <span class=\"&quot;s2&quot;\">mag. +4.3 Beta (<\/span><span class=\"&quot;s3&quot;\">\u03b2<\/span><span class=\"&quot;s2&quot;\">) Comae Berenices on <\/span><strong>1 December<\/strong>, shining at mag. +9.3.<\/p>\n<p class=\"&quot;p2&quot;\">It\u2019s then expected to brighten to about seventh magnitude mid-month, making it an easy object to observe through binoculars.<\/p>\n<p class=\"&quot;p2&quot;\">An effect known as forward-scattering enhancement may boost its brightness so it becomes visible to the naked eye.<\/p>\n<p class=\"&quot;p2&quot;\">Forward-scattering enhancement may help A1 Leonard become visible to the naked eye between <strong>10\u201316 December<\/strong>, peaking at mag. +4.0 around <strong>13 December<\/strong>.<\/p>\n<div class=\"&quot;image-handler__container\" image-handler__container--full=\"\" style=\"&quot;padding-bottom:\" calc=\"\"> <picture><source media=\"&quot;(max-width:\" data-srcset=\"&quot;https:\/\/images.immediate.co.uk\/production\/volatile\/sites\/25\/2021\/10\/C2021-A1-Leonard-December-2021-evening-track-1d58bd9.jpg?webp=true&amp;quality=90&amp;resize=300%2C235,\" https:=\"\" type=\"&quot;image\/webp&quot;\"><source media=\"&quot;(max-width:\" data-srcset=\"&quot;https:\/\/images.immediate.co.uk\/production\/volatile\/sites\/25\/2021\/10\/C2021-A1-Leonard-December-2021-evening-track-1d58bd9.jpg?quality=90&amp;resize=300%2C235,\" https:=\"\" type=\"&quot;image\/jpeg&quot;\"><source media=\"&quot;(max-width:\" data-srcset=\"&quot;https:\/\/images.immediate.co.uk\/production\/volatile\/sites\/25\/2021\/10\/C2021-A1-Leonard-December-2021-evening-track-1d58bd9.jpg?webp=true&amp;quality=90&amp;resize=355%2C278,\" https:=\"\" type=\"&quot;image\/webp&quot;\"><source media=\"&quot;(max-width:\" data-srcset=\"&quot;https:\/\/images.immediate.co.uk\/production\/volatile\/sites\/25\/2021\/10\/C2021-A1-Leonard-December-2021-evening-track-1d58bd9.jpg?quality=90&amp;resize=355%2C278,\" https:=\"\" type=\"&quot;image\/jpeg&quot;\"><source media=\"&quot;(max-width:\" data-srcset=\"&quot;https:\/\/images.immediate.co.uk\/production\/volatile\/sites\/25\/2021\/10\/C2021-A1-Leonard-December-2021-evening-track-1d58bd9.jpg?webp=true&amp;quality=90&amp;resize=405%2C317,\" https:=\"\" type=\"&quot;image\/webp&quot;\"><source media=\"&quot;(max-width:\" data-srcset=\"&quot;https:\/\/images.immediate.co.uk\/production\/volatile\/sites\/25\/2021\/10\/C2021-A1-Leonard-December-2021-evening-track-1d58bd9.jpg?quality=90&amp;resize=405%2C317,\" https:=\"\" type=\"&quot;image\/jpeg&quot;\"><source media=\"&quot;(max-width:\" data-srcset=\"&quot;https:\/\/images.immediate.co.uk\/production\/volatile\/sites\/25\/2021\/10\/C2021-A1-Leonard-December-2021-evening-track-1d58bd9.jpg?webp=true&amp;quality=90&amp;resize=554%2C434,\" https:=\"\" type=\"&quot;image\/webp&quot;\"><source media=\"&quot;(max-width:\" data-srcset=\"&quot;https:\/\/images.immediate.co.uk\/production\/volatile\/sites\/25\/2021\/10\/C2021-A1-Leonard-December-2021-evening-track-1d58bd9.jpg?quality=90&amp;resize=554%2C434,\" https:=\"\" type=\"&quot;image\/jpeg&quot;\"><source media=\"&quot;(min-width:\" data-srcset=\"&quot;https:\/\/images.immediate.co.uk\/production\/volatile\/sites\/25\/2021\/10\/C2021-A1-Leonard-December-2021-evening-track-1d58bd9.jpg?webp=true&amp;quality=90&amp;resize=620%2C485,\" https:=\"\" type=\"&quot;image\/webp&quot;\"><source media=\"&quot;(min-width:\" data-srcset=\"&quot;https:\/\/images.immediate.co.uk\/production\/volatile\/sites\/25\/2021\/10\/C2021-A1-Leonard-December-2021-evening-track-1d58bd9.jpg?quality=90&amp;resize=620%2C485,\" https:=\"\" type=\"&quot;image\/jpeg&quot;\"><source media=\"&quot;(min-width:\" data-srcset=\"&quot;https:\/\/images.immediate.co.uk\/production\/volatile\/sites\/25\/2021\/10\/C2021-A1-Leonard-December-2021-evening-track-1d58bd9.jpg?webp=true&amp;quality=90&amp;resize=408%2C319,\" https:=\"\" type=\"&quot;image\/webp&quot;\"><source media=\"&quot;(min-width:\" data-srcset=\"&quot;https:\/\/images.immediate.co.uk\/production\/volatile\/sites\/25\/2021\/10\/C2021-A1-Leonard-December-2021-evening-track-1d58bd9.jpg?quality=90&amp;resize=408%2C319,\" https:=\"\" type=\"&quot;image\/jpeg&quot;\"><source media=\"&quot;(min-width:\" data-srcset=\"&quot;https:\/\/images.immediate.co.uk\/production\/volatile\/sites\/25\/2021\/10\/C2021-A1-Leonard-December-2021-evening-track-1d58bd9.jpg?webp=true&amp;quality=90&amp;resize=556%2C435,\" https:=\"\" type=\"&quot;image\/webp&quot;\"><source media=\"&quot;(min-width:\" data-srcset=\"&quot;https:\/\/images.immediate.co.uk\/production\/volatile\/sites\/25\/2021\/10\/C2021-A1-Leonard-December-2021-evening-track-1d58bd9.jpg?quality=90&amp;resize=556%2C435,\" https:=\"\" type=\"&quot;image\/jpeg&quot;\"><img class=\"&quot;wp-image-102341\" align=\"\" size-full=\"\" image-handler__image=\"\" image-handler__image--full=\"\" no-wrap=\"\" js-lazyload=\"\" data-src=\"&quot;https:\/\/images.immediate.co.uk\/production\/volatile\/sites\/25\/2021\/10\/C2021-A1-Leonard-December-2021-evening-track-1d58bd9.jpg?quality=90&amp;resize=620%2C485&quot;\" width=\"&quot;1453&quot;\" height=\"&quot;1137&quot;\" alt=\"&quot;Comet\" a1=\"\" leonard=\"\" path=\"\" during=\"\" december=\"\" first=\"\" half.=\"\" credit:=\"\" pete=\"\" lawrence=\"\" title=\"&quot;Comet\"\/><\/source><\/source><\/source><\/source><\/source><\/source><\/source><\/source><\/source><\/source><\/source><\/source><\/source><\/source><\/picture><\/div><div class=\"&quot;caption-hold&quot;\"><figcaption class=\"&quot;wp-caption-text&quot;\"><span class=\"&quot;caption-copy&quot;\"><i class=\"&quot;icon-arrow\" icon-camera-circle=\"\"\/> Comet A1 Leonard\u2019s path during December\u2019s first half. Credit: Pete Lawrence<\/span><\/figcaption><span class=\"&quot;im-image-caption&quot;\"\/><\/div>\n<h2 class=\"&quot;p2&quot;\"><strong>How to see Comet Leonard from the UK<\/strong><\/h2>\n<p class=\"&quot;p2&quot;\">The best prospects of seeing Comet Leonard from the UK will be during the mornings of <strong>1\u201313 December<\/strong>.<\/p>\n<p class=\"&quot;p2&quot;\">Its morning track is shown at the top of of this section, while just above we\u2019ve shown how the comet moves relative to Venus in the evening sky.<\/p>\n<p class=\"&quot;p2&quot;\">Unless the comet brightens more than expected, the evening appearance will probably go unnoticed from the UK due to low altitude.<\/p><\/body><\/html>\n<hr class=\"no-tts wp-block-separator\"\/>","protected":false},"excerpt":{"rendered":"<p>By Pete Lawrence Published: Friday, 26 November 2021 at 12:00 am At the start of 2021, newly discovered comet C\/2021 A1 Leonard was announced.\u00a0Excitingly this has the possibility of becoming bright during December 2021 and exceeding the threshold of naked-eye visibility in the run-up to Christmas. Comet Leonard was discovered by astronomer\u00a0Greg Leonard\u00a0at the start [&hellip;]<\/p>\n","protected":false},"author":24,"featured_media":26829,"template":"","categories":[1],"acf":{"readingTimeMinutes":"3"},"uagb_featured_image_src":{"full":["https:\/\/c01.purpledshub.com\/uploads\/sites\/77\/2021\/11\/comet-c-2021-a1-leonard-could-put-on-a-beautiful-display-this-december.jpg",1500,1000,false],"thumbnail":["https:\/\/c01.purpledshub.com\/uploads\/sites\/77\/2021\/11\/comet-c-2021-a1-leonard-could-put-on-a-beautiful-display-this-december-150x150.jpg",150,150,true],"medium":["https:\/\/c01.purpledshub.com\/uploads\/sites\/77\/2021\/11\/comet-c-2021-a1-leonard-could-put-on-a-beautiful-display-this-december-300x200.jpg",300,200,true],"medium_large":["https:\/\/c01.purpledshub.com\/uploads\/sites\/77\/2021\/11\/comet-c-2021-a1-leonard-could-put-on-a-beautiful-display-this-december-768x512.jpg",768,512,true],"large":["https:\/\/c01.purpledshub.com\/uploads\/sites\/77\/2021\/11\/comet-c-2021-a1-leonard-could-put-on-a-beautiful-display-this-december-1024x683.jpg",800,534,true],"1536x1536":["https:\/\/c01.purpledshub.com\/uploads\/sites\/77\/2021\/11\/comet-c-2021-a1-leonard-could-put-on-a-beautiful-display-this-december.jpg",1500,1000,false],"2048x2048":["https:\/\/c01.purpledshub.com\/uploads\/sites\/77\/2021\/11\/comet-c-2021-a1-leonard-could-put-on-a-beautiful-display-this-december.jpg",1500,1000,false]},"uagb_author_info":{"display_name":"importmanagerhub@sprylab.com","author_link":"https:\/\/c01.purpledshub.com\/bbcskyatnight\/author\/importmanagerhubsprylab-com\/"},"uagb_comment_info":0,"uagb_excerpt":"By Pete Lawrence Published: Friday, 26 November 2021 at 12:00 am At the start of 2021, newly discovered comet C\/2021 A1 Leonard was announced.\u00a0Excitingly this has the possibility of becoming bright during December 2021 and exceeding the threshold of naked-eye visibility in the run-up to Christmas. Comet Leonard was discovered by astronomer\u00a0Greg Leonard\u00a0at the start&hellip;","_links":{"self":[{"href":"https:\/\/c01.purpledshub.com\/bbcskyatnight\/wp-json\/wp\/v2\/rss_feed\/26828"}],"collection":[{"href":"https:\/\/c01.purpledshub.com\/bbcskyatnight\/wp-json\/wp\/v2\/rss_feed"}],"about":[{"href":"https:\/\/c01.purpledshub.com\/bbcskyatnight\/wp-json\/wp\/v2\/types\/rss_feed"}],"author":[{"embeddable":true,"href":"https:\/\/c01.purpledshub.com\/bbcskyatnight\/wp-json\/wp\/v2\/users\/24"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/c01.purpledshub.com\/bbcskyatnight\/wp-json\/wp\/v2\/media\/26829"}],"wp:attachment":[{"href":"https:\/\/c01.purpledshub.com\/bbcskyatnight\/wp-json\/wp\/v2\/media?parent=26828"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/c01.purpledshub.com\/bbcskyatnight\/wp-json\/wp\/v2\/categories?post=26828"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}