NGC 1501 (PN G144.5+06.5, PK 144+06.1) Planetary Nebula in Camelopardalis. Taken Jan. 02, 23, 24,
and Jan. 26 2019. 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 15 minutes binned 1x1, while
the RGB subframes were 5 minutes binned 1x1, resulting in the following total exposures L:R:G:B =
(HA+OIII):(R+Ha):(G+OIII):(B+OIII) (min) = (300+345):(60+300):(60+345):(60+345). This image is
displayed at 0.57 arc-seconds per pixel. Captured with Nebulosity, calibrated, sigma combined in
Iris with other processing using PixInsight LE and Photoshop CS. North is up.