Lower’s Nebula

Image Description and Details : Sh2-261, also known as Lower’s Nebula (after Harold and Charles Lower discovered it in 1939), is an emission nebula found on the outermost edge of our Milkyway between the Orion and Perseus arm.

APM SD Apo (Fpl53) 140 F4,6 (644 mm)
ZWO ASI 533MC Pro + iOptron GEM45

Feb 2023
Optolong L-Ultimate (3 nm): 111X600"
Optolong Uv Ir cut: 30X60” (star color)
Tot: 19h

Modena (Sqm 18.3-18.9 Bortle 7,5-8), Italy

Copyright: Andrea Arbizzi