SN2009bw and other stellar objects. Posted September 7th, 2009 by Harri Haukka & filed under Supernovae. THO research team phographed SN2009bw, Pluto, M11 and M12 25./26.5.2009. Pluto, about 14 magnitudes. Supernova 2009bw, 15.4R magnitudes M11 M12 « Previous Post Next Post »