NGC 2371 (NGC 2372, PN G189.1+19.8, PK 189+19.1) Planetary Nebula in Gemini. Taken Jan. 24, 25, 26,
27 and Jan. 29, 2022. Imaged with Starlight Xpress’ SX-825 camera and a Celestron EdgeHD 9.25 at
f10, on a Losmandy G11/Gemini mount. The H alpha and OIII subframes were 12 mintues binned 1x1,
while the RGB subframes were 3 minutes binned 2x2, resulting in the following total exposures
L:R:G:B = (HA+OIII): (R+Ha):(G+OIII):(B+OIII) (min) = (288 + 288):(48+288):(48+288):(48+288).
Captured with Nebulosity, calibrated, sigma combined in Siril with other processing using PixInsight
LE, Photoshop CS and GIMP. North is up.