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Table 6.

Determination of the HCN and HCO+ best-fit models for different cosmic ray ionization rates ζCR.

Galaxy With
Without
10−17 s−1 3 × 10−18 s−1 10−18 s−1 10−17 s−1 3 × 10−18 s−1 10−18 s−1
NGC 628 710 121 74 2485 490 202
NGC 3184 16 781 3594 3348 10 373 2032 2217
NGC 3627 826 422 502 4209 594 349
NGC 5055 8468 1264 257 74 241 16433 6849
NGC 5194 13 747 5370 4316 8130 6658 6026
NGC 6946 175 271 5524 6751 20 430 37 300 41 532

Notes. The bold characters correspond to the lowest χ2 for each of the galaxies.

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