NGC 1055 is an edge on spiral galaxy in Cetus.
It's diameter of 114.4 kly is similar to the
diameter of our own Milky Way. it
is 54 mly from us and near M77.
Hover over the picture for an annotated version
Date: 16 January 2026
FOV: cropped to 20' × 13' 20'; the apparent size
of NGC 1055 is about 7.6′ × 2.7'
Rotation: 179.956°
Telescope: Orion 127mm Mak-Cass (1382mm, nominally 1540mm, f/12.1)
Guiding: ZWO ASI120MM mini mono guide camera,
SVBony SV165 Mini 40mm f/4 guide scope
Computer: ASIair pro Raspberry Pi
Mount: ZWO AM5
Camera: ZWO ASI071MC Pro Cooled (-10°C) Color CMOS with gain 90
Pixel size: 4.78 μm
Resolution: 0.714 arcsec/pixel
Stacking: fifty-nine 300 second frames using Pixinsight
Calibration: 20 flats, 20 dark flats, and 20 darks
Total Time: 4 hours 55 minutes
Processing: Pixinsight – SPPC, DBE, SPCC, BlurXT, NoiseXT, DynCrop → Linear
MStr, GHS, HST, PMath MStr + GHS + HST → Stars, Sat,
StarXT, MStr, GHS, HST, PMath MStr + GHS + HST → Starless,
CurvesTr, HDRMST4PhLm, PMath ~(~Stars*~Starless) → Blend, scale
Location: Corzones Draw Ranch near Terlingua, TX
