A Search For Supernova Remnants in The Nearby Spiral Galaxy M74 (NGC 628)

E. Sonbas, A. Akyuz, S. Balman +1

We have identified nine new SNR candidates in M74 with [S II]/H$\alpha$ $\ge$ 0.4 as the basic criterion. We obtain [S II]/H$\alpha$ ratio in the range from 0.40 to 0.91 and H$\alpha$ intensitie…