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Horsehead and Flame Nebula

Lawrence Greiner December 21, 2025

ISO 1250
105 light frames @ 60 sec each
20 dark frames
20 flat frames
20 biases frames
400mm @ f/4.4
iexos-100 mount
D5300 Full Spectrum Mod
sv48p with .8 Focal Reducer
ZWO ASI224MC on Astromania 60mm Guide Scope for guiding
ZWO EAF (focused with NINA autofocus routine)

Bortle Class 8.4 (https://lightpollutionmap.app/?lat=39.569928&lng=-104.911634&zoom=18)
Centennial, CO

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