Michael A. Stecker
mastecker@gmail.com



 
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NGC 3628 cropped from Leo Triplet
(version 2)
 Galaxy NGC 3628 with about 1-trillion stars is 35-million light-years from Earth.
This is a joint project of James Foster and Michael A. Stecker.
 .file:  LeoTrioJRF2v10Newt42024-LRGB3C-4bcrN3628.jpg
 .
 Version 1 of cropped NGC 3628:
 LeoTrioJRF2v10Newt42024-LRGB3C-2acrN3628.jpg

Leo triplet of M65, M66 and NGC3628 (v.2):
http://mstecker.com/pages/astLeoTrioJRF2v10Newt42024-LRGB3C-4b.htm
Photographic Data
(version 2)
telescope:
Sky-Watcher Quattro 250P
(10-inch f/4 Newtonian telescope with coma corrector)
FL= 1,000 mm
 
mount:
iOptron CEM60

guiding:
off-axis
imaging cameras:
ZWO ASI6200MC-Pro (one-shot color) & ZWO ASI6200MM-Pro (monochrome)
both full frame

exposures (composite):
LRGB (225, 153, 134, & 200 min)

processing
Maxim-DL and Adobe Photoshop

photographic site:
Pinon Pines Estates (Frazier Park California)
(Bortle 4 at 5,500 ft elevation)