<?xml version="1.0" encoding="UTF-8" standalone="yes"?><oembed><version><![CDATA[1.0]]></version><provider_name><![CDATA[The Amazing Sky]]></provider_name><provider_url><![CDATA[http://amazingsky.net]]></provider_url><author_name><![CDATA[Alan Dyer]]></author_name><author_url><![CDATA[https://amazingsky.net/author/amazingsky/]]></author_url><title><![CDATA[Regal Colours of&nbsp;Cassiopeia]]></title><type><![CDATA[link]]></type><html><![CDATA[<p>&nbsp;</p>
<p><a href="https://amazingsky.files.wordpress.com/2012/10/ngc-7822-ced214-80mm-5dii1.jpg"><img loading="lazy" data-attachment-id="1420" data-permalink="https://amazingsky.net/2012/10/07/regal-colours-of-cassiopeia/ngc-7822ced-214-nebula-2/" data-orig-file="https://amazingsky.files.wordpress.com/2012/10/ngc-7822-ced214-80mm-5dii1.jpg" data-orig-size="1200,776" data-comments-opened="1" data-image-meta="{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;Alan Dyer&quot;,&quot;camera&quot;:&quot;Canon EOS 5D Mark II&quot;,&quot;caption&quot;:&quot;NGC 7822 (above) and Cederblad 214 (below), a pair of emission nebulas and HII regions on the Cassiopeia\/Cepheus border. This is a stack of 8 x 12 minute exposures with the Canon 5D MkII (modified) at ISO 800 and with the A&amp;M Officina Stellare 80mm f\/6 apo refractor and Borg 0.85x flattener\/reducer which was not quite a match for this scope, as the corners are still aberrated.&quot;,&quot;created_timestamp&quot;:&quot;1349563240&quot;,&quot;copyright&quot;:&quot;\u00c2\u00a9 2012 Alan Dyer&quot;,&quot;focal_length&quot;:&quot;50&quot;,&quot;iso&quot;:&quot;800&quot;,&quot;shutter_speed&quot;:&quot;722&quot;,&quot;title&quot;:&quot;NGC 7822\/Ced 214 Nebula&quot;}" data-image-title="NGC 7822/Ced 214 Nebula" data-image-description="&lt;p&gt;NGC 7822 (above) and Cederblad 214 (below), a pair of emission nebulas and HII regions on the Cassiopeia/Cepheus border. This is a stack of 8 x 12 minute exposures with the Canon 5D MkII (modified) at ISO 800 and with the A&amp;amp;M Officina Stellare 80mm f/6 apo refractor and Borg 0.85x flattener/reducer which was not quite a match for this scope, as the corners are still aberrated.&lt;/p&gt;
" data-image-caption="" data-medium-file="https://amazingsky.files.wordpress.com/2012/10/ngc-7822-ced214-80mm-5dii1.jpg?w=300" data-large-file="https://amazingsky.files.wordpress.com/2012/10/ngc-7822-ced214-80mm-5dii1.jpg?w=1024" class="aligncenter size-large wp-image-1420" title="NGC 7822/Ced 214 Nebula" src="https://amazingsky.files.wordpress.com/2012/10/ngc-7822-ced214-80mm-5dii1.jpg?w=1024&#038;h=662" alt="" width="1024" height="662" srcset="https://amazingsky.files.wordpress.com/2012/10/ngc-7822-ced214-80mm-5dii1.jpg?w=1024&amp;h=662 1024w, https://amazingsky.files.wordpress.com/2012/10/ngc-7822-ced214-80mm-5dii1.jpg?w=150&amp;h=97 150w, https://amazingsky.files.wordpress.com/2012/10/ngc-7822-ced214-80mm-5dii1.jpg?w=300&amp;h=194 300w, https://amazingsky.files.wordpress.com/2012/10/ngc-7822-ced214-80mm-5dii1.jpg?w=768&amp;h=497 768w, https://amazingsky.files.wordpress.com/2012/10/ngc-7822-ced214-80mm-5dii1.jpg 1200w" sizes="(max-width: 1024px) 100vw, 1024px" /></a></p>
<p>Sitting on the border of Queen Cassiopeia and King Cepheus is this royal cloak of pinks and reds.</p>
<p>Too faint to see even in a small telescope, the main cloud of nebulosity is called NGC 7822, with a companion cloud below known as Cederblad 214. Rather cold names for a stunning region of space.</p>
<p>I love the colours in this field. The camera I use is modified to bring out the reds of glowing hydrogen but also nicely picks up blues and purples, which mix to provide subtle shades of pink and magenta. There are even yellows and greens from dust clouds.</p>
<p>Yes, I&#8217;ve certainly punched up the colour and contrast quite a bit from what came out of the camera, but I tried to retain a &#8220;natural&#8221; colour balance, not skewing the palette too far to the deeply saturated monotone red I see in some images of nebulas.</p>
<p>I shot this Saturday night, October 6, from my backyard on a fine autumn night for stargazing and star shooting. It&#8217;s a stack of eight 12-minute exposures, &#8220;median&#8221; combined to eliminate the satellite trails that crossed several frames.</p>
<p>– Alan, October 6, 2012 / © 2012 Alan Dyer</p>
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