IC 4601 is a reflection nebula located in the constellation Scorpius at a distance of 420 light years. The nebula is illuminated by three blue giant stars, the brightest is HD 147010 and two stars of a binary system. The nebula itself is a part of the larger interstellar cloud known as the Blue Horsehead Nebula.

ASA RC 400 f/8
ASA DDM 100
LRGB 300 130 120 120 min.