The effects of stellar feedback on molecular clumps in the Lagoon Nebula (M8)

Open Access

Table F.1

Rotational temperatures and column densities derived from para-formaldehyde (p-H₂CO), acetonitrile (CH₃CN), and methyl acetylene (CH₃C₂H). The fourth column contains the H₂ volume densities derived based on the observed H₂CO transitions.

Clump	T (H₂CO)	N (H₂CO)	$n_{H_{2}}$ ${n_{{{\rm{H}}_2}}}$	T (CH₃C₂H)	N(CH₃C₂H)	T(CH₃CN)	N(CH₃CN)
	(K)	(10¹²cm⁻²)	(10⁴ cm⁻³)	(K)	(10¹² cm⁻²)	(K)	(10¹² cm⁻²)
IIG	${55.0}_{- 8.9}^{+ 7.6}$ ${55.0_{ - 8.9}^{ + 7.6}}$	${53.7}_{- 3.7}^{+ 3.7}$ ${53.7_{ - 3.7}^{ + 3.7}}$	${21.9}_{- 5.0}^{+ 5.0}$ ${21.9_{ - 5.0}^{ + 5.0}}$	32.5 ± 3.5	38.2 ± 7.8	20.0 ± 8.2	1.1 ± 0.8
WC1	${38.9}_{- 4.5}^{+ 4.5}$ ${38.9_{ - 4.5}^{ + 4.5}}$	${29.5}_{- 4.1}^{+ 3.4}$ ${29.5_{ - 4.1}^{ + 3.4}}$	${7.4}_{- 1.9}^{+ 1.9}$ ${7.4_{ - 1.9}^{ + 1.9}}$	35.0 ± 7.3	61.7 ± 22.3	20.8 ± 3.5	1.4 ± 0.4
WC2	-	-	-	43.6 ± 14.2	72.5 ± 39.5	-	−
WC3	_-	-	-	−	−	-	−
WC4	${85.1}_{- 27.4}^{+ 23.5}$ ${85.1_{ - 27.4}^{ + 23.5}}$	${5.6}_{- 0.9}^{+ 1.0}$ ${5.6_{ - 0.9}^{ + 1.0}}$	${8.5}_{- 2.5}^{+ 2.5}$ ${8.5_{ - 2.5}^{ + 2.5}}$	−	−	-	−
WC5	-	−	−	−	−	-	−
WC6	-	−	−	−	−	-	−
WC7	-	−	−	−	−	-	−
WC8	-	−	−	−	−	-	−
WC9	-	−	−	−	−	-	−
SW1	-	−	−	−	−	-	−
EC1	${37.2}_{- 4.3}^{+ 4.3}$ ${37.2_{ - 4.3}^{ + 4.3}}$	${20.9}_{- 3.4}^{+ 3.4}$ ${20.9_{ - 3.4}^{ + 3.4}}$	${5.4}_{- 1.6}^{+ 1.4}$ ${5.4_{ - 1.6}^{ + 1.4}}$	−	−	48.5 ± 10.9	2.5 ± 1.0
EC2	${60.3}_{- 11.1}^{+ 9.7}$ ${60.3_{ - 11.1}^{ + 9.7}}$	${8.7}_{- 1.2}^{+ 1.2}$ ${8.7_{ - 1.2}^{ + 1.2}}$	${5.2}_{- 1.3}^{+ 1.2}$ ${5.2_{ - 1.3}^{ + 1.2}}$	−	−	−	−
EC3	${49.0}_{- 7.9}^{+ 7.9}$ ${49.0_{ - 7.9}^{ + 7.9}}$	${10.5}_{- 1.7}^{+ 1.4}$ ${10.5_{ - 1.7}^{ + 1.4}}$	${4.4}_{- 1.2}^{+ 1.1}$ ${4.4_{ - 1.2}^{ + 1.1}}$	−	−	46.4 ± 20.2	2.2 ± 1.5
EC4	${38.0}_{- 19.3}^{+ 7.0}$ ${38.0_{ - 19.3}^{ + 7.0}}$	${112.2}_{- 214.4}^{+ 62.0}$ ${112.2_{ - 214.4}^{ + 62.0}}$	${1.8}_{- 4.3}^{+ 1.4}$ ${1.8_{ - 4.3}^{ + 1.4}}$	27.7 ± 3.8	57.2 ± 14.3	27.7 ± 7.3	1.6 ± 0.7
EC5	${41.7}_{- 17.3}^{+ 6.7}$ ${41.7_{ - 17.3}^{ + 6.7}}$	${75.9}_{- 134.5}^{+ 34.9}$ ${75.9_{ - 134.5}^{ + 34.9}}$	${1.7}_{- 3.6}^{+ 1.1}$ ${1.7_{ - 3.6}^{ + 1.1}}$	−	−	−	−
E	${47.9}_{- 11.0}^{+ 8.8}$ ${47.9_{ - 11.0}^{ + 8.8}}$	${263.0}_{- 78.7}^{+ 60.6}$ ${263.0_{ - 78.7}^{ + 60.6}}$	${5.5}_{- 2.7}^{+ 2.2}$ ${5.5_{ - 2.7}^{ + 2.2}}$	30.0 ± 0.5	213.1 ± 11.7	33.3 ± 1.6	7.6 ± 0.7
SE1	${47.9}_{- 6.6}^{+ 5.5}$ ${47.9_{ - 6.6}^{ + 5.5}}$	${29.5}_{- 3.4}^{+ 3.4}$ ${29.5_{ - 3.4}^{ + 3.4}}$	${7.8}_{- 2.0}^{+ 1.8}$ ${7.8_{ - 2.0}^{ + 1.8}}$	22.3 ± 0.6	54.7 ± 4.5	33.2 ± 2.6	2.9 ± 0.4
SE2	${51.3}_{- 8.3}^{+ 7.1}$ ${51.3_{ - 8.3}^{ + 7.1}}$	${27.5}_{- 5.1}^{+ 4.4}$ ${27.5_{ - 5.1}^{ + 4.4}}$	${4.3}_{- 1.3}^{+ 1.1}$ ${4.3_{ - 1.3}^{ + 1.1}}$	-	−	-	-
SE3	${42.7}_{- 4.9}^{+ 4.9}$ ${42.7_{ - 4.9}^{ + 4.9}}$	${22.4}_{- 2.6}^{+ 2.6}$ ${22.4_{ - 2.6}^{ + 2.6}}$	${8.7}_{- 2.0}^{+ 1.8}$ ${8.7_{ - 2.0}^{ + 1.8}}$	20.3 ± 1.5	31.4 ± 5.1	46.9 ± 17.2	3.3 ± 1.9
SE4	${44.7}_{- 5.1}^{+ 5.1}$ ${44.7_{ - 5.1}^{ + 5.1}}$	${14.5}_{- 2.0}^{+ 1.7}$ ${14.5_{ - 2.0}^{ + 1.7}}$	${6.2}_{- 1.4}^{+ 1.3}$ ${6.2_{ - 1.4}^{ + 1.3}}$	-	−	−	−
SE5	${47.9}_{- 66}^{+ 6.6}$ ${47.9_{ - 66}^{ + 6.6}}$	${12.0}_{- 1.4}^{+ 1.4}$ ${12.0_{ - 1.4}^{ + 1.4}}$	${7.1}_{- 1.6}^{+ 1.5}$ ${7.1_{ - 1.6}^{ + 1.5}}$	-	−	−	−
SE6	${41.7}_{- 4.8}^{+ 3.8}$ $41.7_{ - 4.8}^{ + 3.8}$	${10.5}_{- 1.0}^{+ 1.0}$ $10.5_{ - 1.0}^{ + 1.0}$	${10.0}_{- 2.1}^{+ 2.1}$ $10.0_{ - 2.1}^{ + 2.1}$	-	−	−	−
SE7	${40.7}_{- 4.7}^{+ 3.8}$ $40.7_{ - 4.7}^{ + 3.8}$	${30.9}_{- 3.6}^{+ 3.6}$ $30.9_{ - 3.6}^{ + 3.6}$	${8.1}_{- 2.1}^{+ 3.1}$ $8.1_{ - 2.1}^{ + 3.1}$	14.9 ± 4.4	19.9 ± 11.7	37.5 ± 7.2	2.5 ± 0.8
SE8	${58.9}_{- 13.6}^{+ 10.8}$ $58.9_{ - 13.6}^{ + 10.8}$	${100.0}_{- 62.2}^{+ 41.4}$ $100.0_{ - 62.2}^{ + 41.4}$	${1.1}_{- 0.8}^{+ 0.6}$ $1.1_{ - 0.8}^{ + 0.6}$	36.6 ± 9.4	37.7 ± 16.7	39.0 ± 5.9	2.9 ± 0.8
SC1	${50.1}_{- 6.9}^{+ 5.8}$ $50.1_{ - 6.9}^{ + 5.8}$	${8.3}_{- 1.0}^{+ 1.0}$ $8.3_{ - 1.0}^{ + 1.0}$	${6.6}_{- 1.5}^{+ 1.4}$ $6.6_{ - 1.5}^{ + 1.4}$	-	−	17.9 ± 7.6	0.9 ± 0.7
SC2	${40.7}_{- 5.6}^{+ 4.7}$ $40.7_{ - 5.6}^{ + 4.7}$	${21.9}_{- 5.5}^{+ 4.5}$ $21.9_{ - 5.5}^{ + 4.5}$	${3.2}_{- 1.2}^{+ 0.9}$ $3.2_{ - 1.2}^{ + 0.9}$	34.1 ± 13.9	22.6 ± 16.1	−	−
SC3	${40.7}_{- 8.4}^{+ 7.5}$ $40.7_{ - 8.4}^{ + 7.5}$	${21.9}_{- 6.0}^{+ 4.5}$ $21.9_{ - 6.0}^{ + 4.5}$	${3.0}_{- 1.2}^{+ 1.0}$ $3.0_{ - 1.2}^{ + 1.0}$	−	−	−	−
SC4	${75.9}_{- 17.5}^{+ 15.7}$ $75.9_{ - 17.5}^{ + 15.7}$	${32.4}_{- 5.2}^{+ 5.2}$ $32.4_{ - 5.2}^{ + 5.2}$	${3.2}_{- 0.9}^{+ 0.8}$ $3.2_{ - 0.9}^{ + 0.8}$	−	−	−	−
SC5	-	−	−	−	−	−	−
SC6	${63.1}_{- 10.2}^{+ 8.7}$ $63.1_{ - 10.2}^{ + 8.7}$	${15.1}_{- 1.4}^{+ 1.4}$ $15.1_{ - 1.4}^{ + 1.4}$	${7.9}_{- 1.6}^{+ 1.6}$ $7.9_{ - 1.6}^{ + 1.6}$	−	−	−	−
SC7	-	−	−	−	−	−	−
SC8	${44.7}_{- 6.2}^{+ 5.1}$ ${44.7_{ - 6.2}^{ + 5.1}}$	${33.1}_{- 4.6}^{+ 4.6}$ ${33.1_{ - 4.6}^{ + 4.6}}$	${7.2}_{- 2.0}^{+ 1.7}$ ${7.2_{ - 2.0}^{ + 1.7}}$	−	−	42.8 ± 13.3	3.0 ± 1.5
SC9	${46.8}_{- 7.5}^{+ 7.3}$ ${46.8_{ - 7.5}^{ + 7.3}}$	${14.5}_{- 2.7}^{+ 2.3}$ ${14.5_{ - 2.7}^{ + 2.3}}$	${3.5}_{- 1.1}^{+ 1.0}$ ${3.5_{ - 1.1}^{ + 1.0}}$			11.3 ± 3.5	0.6 ± 0.4
				−	−
			−
C1	-	−	−	−	−	−	−
C2	-	−	−	−	−	−	−
C3	-	−	−	−	−	−	−

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