NGC 7814 is an edge-on spiral galaxy in Pegasus
sometimes called the Little Sombrero Galaxy.
It is 40 Mly from us.
Hover over the image for an annotated view.
Date: 15 October 2025
FOV: approximately 30' × 20' NGC 7814 is about 5.5' × 2.3'
Telescope: Celestron C14 SCT (3910mm, f/11)
Starizona SCT Coma Corrector/Reducer (2647.80mm, f/7.5)
Guiding: ZWO183 MM
Computer: ASIair plus 256GB
Mount: iOptron CEM120
Camera: ZWO ASI2600MC Pro Cooled (0°C) Color CMOS with gain 100
Pixel size: 3.76 μm
Resolution: 0.293 arcsec/pixel
Filter: Optolong UV/IR
Frames: thirty-three 300 second subs Optolong UV/IR
Stacking: thirty-three 300 second frames using PixInsight
Calibration frames: 20 dark, 20 flat, 20 dark flat
Total time: 2 hours 45 minutes
Processing: Pixinsight
SPCC, DBE, SPCC, BlurXT, NoiseXT → Linear
HTS, GHS, MStr, PixelMath MStr + GHS + HST → Stars,
Linear, StarXT, HTS, GHS, MStr,
PixelMath MStr + GHS + HST → Starless
PixelMath ~(~Starless_Blend*~Stars) → Final Image
Location: Darling Hill Observatory near Vesper, NY
