Michael A. Stecker
mastecker@gmail.com



 
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Cropped image of Leo Triplet or "Trio in Leo" -- NGC 3628, M65 and M66
 Galaxy NGC 3628 is on the left, M65 at upper right and M66 lower right.  They are three galaxies 35-million light-years from Earth.
This is a joint project of James Foster and Michael A. Stecker.
 .
version1 (above):
file:  LeoTrioJRF10Newt42024-LRGB3C-2a.jpg
 .
 Version 2:
 LeoTrioJRF2v10Newt42024-LRGB3C-4b.jpg

Photographic Data
(version 1)
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):
ZWO ASI56200MC-Pro (one shot color): 200 sec X 40 or 2.2 hours
ZWO ASI56200MM-Pro (monochrome): H-alpha, RGB, variable

processing
Maxim-DL and Adobe Photoshop

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


NGC 3628 cropped from image above (version 1)
 
NGC 3628 cropped from Leo Triolet photo above
 Galaxy NGC 3628
 .
version 1 (above):
file:  LeoTrioJRF10Newt42024-LRGB3C-3acrN3628a.jpg
 .
 Version 2:
LeoTrioJRF2v10Newt42024-LRGB3C-4bcrN3628.jpg