CXOUJ061705.3+222127 is a neutron star. It was likely formed 30,000 years ago in the supernova that created the supernova remnant IC 443, the "Jellyfish
years ago. The same supernova event likely created the neutron star CXOUJ061705.3+222127, the collapsed remnant of the stellar core. IC 443 is one of the
cool dust and 21 μm silicate dust feature in the supernova remnant G54.1+0.3". Monthly Notices of the Royal Astronomical Society. 479 (4): 5101–5123. arXiv:1707
Gemini. It is visual to the naked eye with an apparent visual magnitude of 3.59. Based upon an annual parallax shift of 17.25 mas, it is about 189 light