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Table 4

Results from the LTE and NLTE fit of the whole spectrum.

LTE NLTE

Molecule Tex [K]1 N [cm-2]2 n(H2) [cm-3]3 Tkin [K]4 Tex3−1mm [K]5 N [cm-2]6
CS 20 ± 1 6 ± 0.6 × 1016 105 55 ± 2 4730 1 ± 0.2 × 1017
13CS 47 1.5 ± 0.5 × 1015
C33S 47 3 ± 1 × 1015
C34S 47 8 ± 2 × 1015
13CO 70 5 ± 2 × 1018
C18O 70 6 ± 1 × 1017
CN 70 5 ± 0.5 × 1017
NS 350 ± 150 8 ± 4 × 1016
SO > 20 1015–1016 106–107 50200 40100 220 × 1015
34SO > 20 1015–1016
SiO 10 ± 5 3 ± 1 × 1015 <106 >20 2210 >1016
29SiO 22 2 ± 1 × 1015
30SiO 22 2 ± 1 × 1015
HCN 7 ± 1 1.5 ± 0.1 × 1015 <106 >100 2315 >1016
H13CN 65 1 ± 0.5 × 1016
HCN, v2 = 1 350 3 ± 1 × 1015
HNC 8 ± 1 8 ± 0.5 × 1015 <106 >100 4540 >1016
HN13C 45 1 ± 0.5 × 1015
HNC, v2 = 1 450 1.5 ± 0.5 × 1016
HCO+ 6 ± 1 6 ± 0.5 × 1015 <6 × 105 > 100 8050 >1016
H13CO+ 80 2.5 ± 1 × 1015
HC18O+ < 20 >1014
H2S 70 1 ± 0.5 × 1017
CCH 70 2 ± 1 × 1017
HCS+ 20 ± 10 8 ± 4 × 1015
CCS 20 ± 10 1.5 ± 0.5 × 1016
N2H+ 30 ± 5 5 ± 1 × 1015 107 23 ± 2 2323 5 ± 2 × 1015
p-H2CO 350 ± 100 5 ± 2 × 1016 105 >300 20100 7 ± 2 × 1015
o-H2CO 350 ± 100 8 ± 4 × 1016 105 >300 100500 1 ± 0.2 × 1016
c-HCCCH 180 ± 100 1 ± 0.5 × 1017
H2CS 35 ± 10 1 ± 0.5 × 1016
HCS 35 5 ± 2 × 1015
HC3N 70 ± 5 1.8 ± 2 × 1016
H13CCCN 70 2 ± 1 × 1015
HCC13CN 70 1 ± 0.5 × 1015
HC3N, v6 = 1 100 ± 50 4 ± 3 × 1015
HC3N, v7 = 1 100 ± 25 1 ± 0.2 × 1016
HC3N, v6 = 1, v7 = 1 70 ± 30 3 ± 2 × 1015 - - - -
HC3N, v7 = 2 100 ± 33 8 ± 2 × 1015
CH2NH 45 ± 30 1.5 ± 0.5 × 1017
NH2CN 30 ± 20 5 ± 2 × 1015
CH3CN >1000 8 ± 3 × 1015 104 >300 1020 1.5 ± 0.3 × 1016
CH3OH 60 <1 × 1016 107 60 ± 10 2040 2 ± 1 × 1016
CH3CCH 350 ± 100 1 ± 0.5 × 1017
HC5N 65 ± 7 1 ± 0.4 × 1016
Total normalized χ2 = 5

Notes.

(1)

Excitation temperature from LTE fit;

(2)

column density from LTE fit;

(3)

molecular hydrogen density from NLTE fit;

(4)

kinetic temperature from NLTE fit;

(5)

maximum excitation temperature at 3 and 1 mm from NLTE fit;

(6)

column density from NLTE fit.

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