SUNSET: 
0
Photographer:
vorobservatorio
Location of Photo:
Monterrey, Mexico
Date/Time of photo:
Feb 2021
Equipment:
SkyWatcher Esprit 100ed (F5.5, 550mm) with flattener Orion Atlas EQ-G Atik 460ex mono @ between -10 & -15 °C, Ha and O3 filters - Baader Planetarium, StarlightXpress FW 5 position carrusel + OAG + Altair GPCam2
Description:
Constellation Canis Major, Distance to Earth: ~4500 ly, Ha = 75 x 600" O3 = 64 x 600" ~23 hours of total integration Palette OiiiH(O+H)O (O3 used as lum, O+H used as green)
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