Bright nebula in Scorpius (NGC 6357) by MikeODay

NGC 6357 in Scorpius
Skywatcher Quattro 10″ f4 Newtonian.
Skywatcher AZ Eq6 GT Mount
Orion 80mm f5 guide scope and auto guider – PHD2.
Baader MPCC Mark 3 Coma Corrector, UHC-S ‘nebula’ filter.
Nikon D5300 (unmodified).
Field of view (deg) ~ 1.35 x 0.9 deg
UHC-S – 100 x 100 sec ISO800 (14bit NEF, Long Exp. NR on).
Pixinsight and photoshop

via 500px http://ift.tt/1LmtOkk