<https://stargazerslounge.com/topic/310043-has-anyone-seen-this-effect/#comment-3391136>
<http://schema.org/text>
"Thanks Carol, was this foam covering the sensor? \n \n\n\n\tThe orientation of the scope was fairly similar for a couple of targets but I won't rule it out.\n \n\n\n\tI managed 40 minutes before the clouds rolled in eventually!\n \n"
<https://stargazerslounge.com/topic/310043-has-anyone-seen-this-effect/?tab=comments#comment-3390936>