Michael A. Stecker


NGC 6960 (eastern Veil Nebula "Witch's Broom") -- full view
This supernova remnant showing glowing red Hydrogen-alpha and green Oxygen III light is part of the eastern Veil Nebula in Cygnus.  The bright star is 52-Cygni.  Photographed from my backyard in Los Angeles on the night of September 18-19, 2023.
file: NGC6960Veil240sX48P2AP130f6FF2600 DuoL-eNh9182023b1.jpg

Photographic Data
Astro-Physics 130 mm (5.1-inches) f/6.7 EDF Starfire refractor with field flattener (focal length= 877 mm)
ZWO AM5 harmonic/strainwave
Mount Guide Settings in Asiair Plus:
Calibrate Step: 1,000 ms
Dec Duration: 600 ms
RA Duration: 400 ms
Aggression: 50% for both RA & Dec
Exposure time for guiding: 1 second
Guiding hardware:
Via the 220 Mini guide sensor on the ZWO ASI2600MC Duo camera

ZWO Asiair Plus via WiFi to Samsung S7+ tablet

imaging camera:
ZWO ASI2600MC Duo one-shot color astro-camera cooled to 14-degrees F with Optolong L-eNhanced nebular filter
Via the 220 Mini guide sensor on the ZWO ASI2600MC Duo camera
240 seconds X 48 (193-minutes or 3.2 hours)
night of September 18-19, 2023
Stacked in Asiair Plus and cropped and post-processed in Adobe Photoshop Elements
photographic site:
West Los Angeles
(Bortle 9 light polluted sky)

Crop of above photo
file: NGC6960Veil240sX48P2AP130f6FF2600 DuoL-eNh9182023b1-cr.jpg