HCNH+ abundance in cold dense clouds based on the first hyperfine resolved rate coefficients

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Table 1.

Column density of HCNH⁺ (in 10¹³ cm⁻²) under the LTE assumption and the LVG formalism for TMC-1 and L483.

Sources	LTE		LVG
TMC-1	1.93 ^(a)	4.40	4.20
L483	2.70 ^(b)	2.50	2.40

Notes.

^(a)

and

^(b)

stand for Schilke et al. (1991) and Agúndez et al. (2019), respectively.

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