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Table 2

Target galaxies in order of NGC numbers, their adopted distances, d, and distance moduli, DM, from the NED, number of final calibrating stars, Nstar, and final standard deviation in Δr, σcal, and the 5 σ values of the limiting surface brightness (photon noise) in r band for each image in mag/arcsec2 using boxes of around 3 arcsec.

Target d (Mpc) DM (mag) N star σcal (mag) Photon noise
(mag/arcsec2)

NGC 2683 10.5 ± 2.2 30.05 ± 0.50 212 0.05 28.03
NGC 3628 10.9 ± 2.4 30.14 ± 0.53 138 0.07 28.06
NGC 4594 11.1 ± 4.1 30.12 ± 0.69 140 0.08 27.54
NGC 4631 5.8 ± 1.5 28.76 ± 0.58 72 0.08 29.61
NGC 5457 6.8 ± 0.8 29.16 ± 0.26 104 0.05 28.92
NGC 7814 16.4 ± 3.6 31.03 ± 0.49 107 0.05 27.87

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