Farewell, 3I/ATLAS

by rqfugate

Equipment: Takahashi Epsilon-160ED, QHYCCD QHY600PH M SBFL (Short back-focal length)

Integration: 4h 2m

This is my farewell shot of 3I/ATLAS. An LRGB image taken from my remote observatory near Magdalena, New Mexico with an Epsilon 160 ED on the morning of December 16, 2025, 4 hours and 2 minutes total integration using 242 one minute exposures cycled in turn through the filters. Conditions were excellent with no moon; onsite SQM reading between 21.53-21.67. I chose to track the comet using…