IC 2118 in Eridanus

IC 2118, the Witch Head Nebula, in Eridanus.

Date:  18 and 23 November 2022

FOV:  approximately 4.5° × 3° the angular size of IC 2118 is about 1° by 3°

Telescope:  Askar FRA300 pro (300mm f/5 Petzval)

Guiding:  ZWO ASI120MM mini mono guide camera,

ZWO 30F4 30mm mini guide scope

Computer:  ASIair pro Raspberry Pi

Mount:  iOptron CEM40

Camera:  ZWO ASI071MC Pro Cooled (-10°C) Color CMOS

Filter:  Baader Light Pollution Moonglow filter with IR cut

Stacking:  One-hundred-thirty-five 240 second frames, gain 240

Total Time:  9 hours

Processing:  Pixinsight – SPPC, DynBckExt, EzDeN, MaskStr, Saturation,

StarXTerminator, Bill Blanshan StarRed, DynCrop/Scale

Location:  Kopernik Observatory near Vestal, NY (18 November, 52 frames) and

Darling Hill Observatory near Vesper, NY (23 November, 83 frames)