IC 59 and IC 63 in Cassiopeia

IC 59 and IC 63 are the Gamma Cassiopeiae Nebulae.

They are part emission and part reflection nebulae

and commonly called the Ghosts of Cassiopeia.

The nebulae are powered by the bright star Navi.

Hover over the image for an annotated view.

Date:  7 and 10 August 2024

FOV:  approximately 105' × 70'

Telescope:  Stellarvue SVX102T + SFFX-1 flattener

(738.18mm, nominally 714mm, f/7)

Guiding:  ZWO ASI120MM mini mono guide camera,

Stellarvue F050G 50mm guide scope

Computer:  ASIair pro Raspberry Pi

Mount:  iOptron CEM40

Camera:  ZWO ASI071MC pro cooled to -10°C

Pixel size:  4.78 μm

Resolution:  1.336 arcsec/pixel

Frames:7 August 202451 × 240 seconds × 90 gain,

10 August 202451 × 240 seconds × 90 gain

Filter:  Optolong UV-IR cut filter 7 August 2024,

Optolong L-eNhance filter 10 August 2024

Stacking:  one hundred two 240 second frames using Pixinsight

Total Time:  6 hours 48 minutes

Processing:  Pixinsight – SPCC, DBE, SPCC, BlurXT, NoiseXT,

StarXT → Starless and Stars, Sat Stars,

GHS and HDRMST9ph Starless,

PixelMath screenblend Stars and Starless,

DynCrop/Scale

Location:  Stony Creek Boat Launch near Henderson, NY on 7 August 2024 and

Darling Hill Observatory near Vesper, NY on 10 August 2024