<https://www.astrovox.gr/gallery/image/22081-m37-open-cluster-in-auriga/>
<http://schema.org/description>
"SW Esprit 100ED, NEQ6, ASI 1600mm pro L 30x60s (-10oC, gain 139) R 15x180s (-10oC, gain 139) G 15x180s (-10oC, gain 139) B 15x180s (-10oC, gain 139) 25 Darks, 25 Flats APT, APP, Photoshop CS6 "
<https://www.astrovox.gr/gallery/image/22081-m37-open-cluster-in-auriga/?browse=1>