paper

Distance to the galaxy IC 342

arXiv:1003.0321 · doi:10.1134/S1063773710030023

Abstract

Based on archival Hubble Space Telescope images, we have performed stellar photometry for a region of the spiral galaxy IC 342 located in the Milky Way zone. On the constructed Hertzsprung-Russell diagram, we have identified the red giant branch and determined the distance modulus for the galaxy by the TRGB (tip of the red giant branch) method, (m - M) = 27.97+/-0.10, which corresponds to D = 3.93+/-0.10 Mpc. The estimated distance puts IC 342 spatially close to the galaxy Maffei 1 (D = 4.1 Mpc) and allows these galaxies to be considered the center of a single group.

17 pages, 8 figures, 1 table; submitted to Astronomy Letters, vol. 36, n.3, 2010

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