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Table 3

Column densities and rotational temperatures of the detected molecules compared with previous studies.

This work Other studies
Trot N χ(N/NH2) θs Trot N θs
Species (K) (cm-2 ) (′′) Note (K) (cm-2 ) (′′) Noteb Ref.
NH3 (J = K + 1) 209 ± 22 (1.2 ± 0.7) × 1017 (4.0 ± 2.1) × 10-7 10 HC 160 ± 25 40 beam Her88
NH3 (J = K + 2) 192 ± 13 (2.4 ± 0.8) × 1017 (7.9 ± 2.5) × 10-7 10 HC 250 1.3 × 1017 10 HC Cro14
NH3 (J = K + 3) 191 ± 13 (4.1 ± 0.9) × 1017 (1.3 ± 0.3) × 10-6 10 HC
NH3 (J = K + 4) 118 ± 13 (1.9 ± 1.1) × 1018 (6.0 ± 3.5) × 10-6 10 HC
15NH3 (metastable, para) 124 ± 14 (2.6 ± 0.4) × 1015 (8.4 ± 0.1) × 10-9 10 HC 110 ± 10 6.6 × 1013 40 beam Her85
15NH3 (metastable, ortho) 119 ± 14 (2.5 ± 0.8) × 1015 (8.1 ± 0.3) × 10-9 10 HC 115 ± 15 9.4 × 1013 40 beam Her85
15NH3 (non-metastable) 86 ± 13 (1.6 ± 1.8) × 1015 (5.2 ± 5.8) × 10-9 10 HC 200 1.0 × 1015 10 HC Cro14
NH2D (para) 120a (2.0 ± 0.4) × 1015 (6.4 ± 1.3) × 10-9 10 HC 115 1.7 × 1014 40 beam Wal87
(2.8 ± 0.7) × 1015 10 HC Nei13
75 ± 11 (9.7 ± 3.8) × 1015 11 beam Sch01
250 3.9 × 1015 10 HC Cro14
160 8.7 × 1015 11 beam Whi03
CH3OH (E) 115 ± 8 (1.1 ± 0.4) × 1018 (2.8 ± 1.1) × 10-6 10 CR 599 ± 295 (9.3 ± 4.8) × 1016 11 beam Whi03
CH3OH (A) 131 ± 8 (8.6 ± 1.4) × 1017 (2.2 ± 0.4) × 10-6 10 CR 188 ± 3 (7.0 ± 0.2) × 1016 20 beam Sch97
303 ± 6 (5.0 ± 0.2) × 1016 11 beam Sch01
140 4.5 × 1016 65 − 107 beam Tur91
114 7.7 × 1015 40 beam Ziu93
140 4.5 × 1016 46 beam Jon84
13CH3OH (E) 120a (1.6 ± 0.3) × 1016 (4.0 ± 0.8) × 10-8 10 CR 33 ± 5 (2.0 ± 0.6) × 1015 25 CR Men88
190 ± 150 (5.0 ± 4.0) × 1015 25 CR Men88
140 1.0 × 1016 10 CR Cro14
128 1.5 × 1016 10 HC(S) Cro14
229 ± 14 (9.6 ± 1.1) × 1015 11 beam Sch01
115 5.9 × 1016 6 CR Per07
SO2 137 ± 20 (1.5 ± 0.2) × 1016 (4.7 ± 0.8) × 10-8 10 HC 136 ± 9 (1.2 ± 0.1) × 1017 11 beam Whi03
82 ± 10 (2.2 ± 0.4) × 1015 (7.8 ± 1.5) × 10-9 30 Plateau 187 ± 4 (6.0 ± 0.3) × 1016 11 beam Sch01
240 9.0 × 1016 10 HC Cro14
100 1.8 × 1015 10 CR Cro14
140 2 × 1016 40 beam Ziu93
65 − 107 beam Tur91
124 ± 3 (7.7 ± 0.5) × 1016 20 beam Sch97
93 8.0 × 1016 30 beam Ser95
136 1.8 × 1016 46 beam Lee02
(1.0 ± 0.4) × 1017 10 HC Esp13b
(1.0 ± 0.3) × 1016 30 Plateau Esp13b
OCS 100a (5.8 ± 1.2) × 1016 (1.9 ± 0.4) × 10-7 10 HC(S) 106 9.0 × 1016 11 beam Whi03
100a (9.0 ± 1.8) × 1015 (5.0 ± 1.0) × 10-8 30 Plateau 118 8.6 × 1014 65 − 107 beam Tur91
83 ± 30 (1.8 ± 1.8) × 1016 20 beam Sch97
190 3.2 × 1016 10 HC Cro14
165 4.3 × 1015 10 CR Cro14
110 1.2 × 1016 30 Plateau Cro14
(1.6 ± 0.4) × 1016 15 CR Ter10
(1.2 ± 0.3) × 1016 30 Plateau Ter10
(5.3 ± 1.0) × 1016 10 HC Ter10
HNCO 150a (2.3 ± 0.5) × 1017 (7.5 ± 1.5) × 10-7 10 HC(S) 150 ± 14 (4.9 ± 0.4) × 1015 11 beam Whi03
160 ± 14 (1.3 ± 2.3) × 1015 20 beam Sch97
240 ± 13 (3.1 ± 0.5) × 1015 11 beam Sch01
H2CO 150a (6.5 ± 1.3) × 1016 (2.1 ± 0.4) × 10-7 10 HC(S) 166 1.6 × 1016 11 beam Whi03
190 ± 9 (3.2 ± 0.5) × 1015 11 beam Sch01
39.9 2.4 × 1014 65 − 107 beam Tur91
HC3N 200a (2.5 ± 0.5) × 1016 (8.0 ± 1.6) × 10-8 10 HC 225 ± 200 (5.2 ± 7.8) × 1015 20 beam Sch97
65 − 107 beam Tur91
200 1.8 × 1015 10 HC Per07
164 1.5 × 1015 11 beam Whi03
210 1.5 × 1015 10 HC Cro14
115 1.3 × 1015 30 Plateau Cro14
110 (2.0 ± 0.5) × 1014 15 CR Esp13a
220 (1.0 ± 0.3) × 1015 10 HC Esp13a
150 (7 ± 2) × 1014 20 Plateau Esp13a
HC5N 30a (1.2 ± 0.2) × 1014 (3.1 ± 0.5) × 10-10 10 CR 65 − 107 beam Tur91
200a (6.9 ± 1.1) × 1014 (2.2 ± 0.4) × 10-9 10 HC 220 (7 ± 2) × 1013 10 HC Esp13a
110 (3.0 ± 0.9) × 1012 15 CR Esp13a
60 (5 ± 2) × 1012 120 ER Esp13a
CH3OCH3 100a (4.4 ± 0.9) × 1016 (1.1 ± 0.2) × 10-8 10 CR 160 2 × 1016 10 Com05
89 ± 5 (1.8 ± 0.2) × 1016 20 beam Sch97
360 ± 26 (2.8 ± 0.4) × 1015 11 beam Sch01
112 1.3 × 1017 6 CR Per07
110 6.5 × 1016 10 CR Cro14
100 2.1 × 1016 10 HC(S) Cro14
157 ± 30 (1.4 ± 0.2) × 1016 11 beam Whi03
197.4 1.1 × 1016 46 beam Lee02
75 2.5 × 1015 46 beam Joh84
109 3.0 × 1015 40 beam Ziu93
65 − 107 beam Tur91
CH3OCHO (E) 69 ± 8 (1.3 ± 0.2) × 1017 (3.4 ± 0.4) × 10-7 10 CR 301 ± 95 (5.1 ± 1.0) × 1016 11 beam Whi03
CH3OCHO (A) 92 ± 14 (1.8 ± 0.2) × 1017 (4.7 ± 0.6) × 10-7 10 CR 98 ± 3 (1.5 ± 0.1) × 1016 20 beam Sch97
110 1.3 × 1017 10 CR Cro14
316 ± 9 (1.3 ± 0.1) × 1017 11 beam Sch01
52 7.7 × 1014 40 beam Ziu93
2.5 × 1016 30 beam Ser95
75.2 1.5 × 1015 46 beam Lee02
CH3CN 200a (1.9 ± 0.4) × 1017 (6.1 ± 1.2) × 10-7 10 HC 227 ± 21 (3.6 ± 0.4) × 1015 11 beam Whi03
445 ± 36 (1.7 ± 0.7) × 1015 46 beam Sch97
274 6.5 × 1014 65 − 107 beam Tur91
260 3.7 × 1015 10 HC Cro14
230 3.5 × 1015 10 CR Cro14
120 1.0 × 1016 30 Plateau Cro14
CH3CH2CN 150a (4.1 ± 0.8) × 1016 (1.3 ± 0.3) × 10-7 10 HC 136 2.1 × 1016 10 HC Cro14
99 ± 3 (1.3 ± 0.2) × 1016 20 beam Sch97
239 ± 4 (3.1 ± 0.2) × 1016 11 beam Sch01
(7 ± 2) × 1016 c HC Lop14

Notes.

(a)

The rotational temperature is fixed.

(b)

“Beam” in the note represents that the column density is beam-averaged.

(c)

The value is the sum of the three hot core components in López et al. (2014).

Reference. References for rotational temperatures and column densities from the literature. Her85: Hermsen et al. (1985); Her88: Hermsen et al. (1988); Wal87: Walmsley et al. (1987); Nei13: Neill et al. (2013a); Sch97: Schilke et al. (1997); Sch01: Schilke et al. (2001); Men88: Menten et al. (1988b); Com05: Comito et al. (2005); Per07: Persson et al. (2007); Cro14: Crockett et al. (2014); Lee02: Lee & Cho (2002); Joh84: Johansson et al. (1984); Whi03: White et al. (2003); Ter10: Tercero et al. (2010); Ser95: Serabyn & Weisstein (1995); Tur91: Turner (1991); Ziu93: Ziurys & McGonagle (1993); Lop14: López et al. (2014); Esp13a: Esplugues et al. (2013a); Esp13b: Esplugues et al. (2013b).

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