NGC 2246 (also LBN 948) is an emission nebula associated with the eastern part of the Rosette Nebula located 5,200 light-years away in the constellation Monoceros.
The nebula was discovered by American astronomer Lewis A. Swift using a 40.64 cm (16 inch) refractor at the Warner Observatory on the 27th February 1886.
Right Ascension 06h 32m 33.7s, Declination Dec +05° 07' 42"
On 27 February 1886 Swift discovered another part of the Rosette Nebula, NGC 2246, writing that it was 'Probably an offshoot of 31 of my catalogue No. 2 [NGC 2237]. Read more