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Table 8

HNCO, CH3CHO, and CH3OCH3 lines data from the IRAM 30 m spectra and HNCO line data from the SMA 2” radius compact region.

Species Freq. Eup log A gu Transition NGC 7538 IRS9 W3 IRS5 AFGL490
(GHz) (K) FdV FHWM FdV FHWM FdV FHWM
(Jy km s-1) (km s-1) (Jy km s-1) (km s-1) (Jy km s-1) (km s-1)

HNCO 240.876 112.6 –3.72 23 111, 11–101, 10 2.3 ± 0.6 13 ± 2 2.1 ± 0.5 5.5 ± 0.5 <1.0
IRAM 241.704 239.9 –3.74 23 112, 10–102, 9 <1.1 <1.1 <1.0
241.708 239.9 –3.74 23 112, 9–102, 8 <1.1 <1.1 <1.0
241.774 69.6 –3.71 23 110, 11–100, 10 5.9 ± 0.4 2.3 ± 0.3 4.4 ± 0.7 3.8 ± 0.2 2.1 ± 0.3 1.7 ± 0.4
242.640 113.1 –3.71 23 111, 10–101, 9 <1.1 2.5 ± 0.6 8.9 ± 0.8 <1.0

HNCO 240.876 112.6 –3.72 23 111, 11–101, 10 <1.1 <1.1 <1.0
SMA 241.774 69.6 –3.71 23 110, 11–100, 10 3.2 ± 0.7 5.8 ± 0.6 4.4 ± 0.9 5.2 ± 0.4 <1.0
242.640 113.1 –3.71 23 111, 10–101, 9 1.8 ± 0.6 10 ± 2 <1.1 <1.0

CH3OCH3 225.599 69.8 –3.88 450 121, 12–110, 11 1.7 ± 0.4 4.2 ± 0.4 0.6 ± 0.3 2.6 ± 0.6 1.5 ± 0.5 8 ± 2
240.985 26.3 –3.99 154 53, 3–42, 2 <1.1 <0.8 <1.3
241.529 26.3 –3.99 198 53, 2–42, 3 <1.1 <0.8 <1.1
241.947 81.1 –3.78 378 131, 13–120, 12 1.1 ± 0.4 3.5 ± 0.8 0.4 ± 0.1 1.2 ± 0.3 1.3 ± 0.5 6 ± 2

CH3CHO 223.650 72.3 –3.41 50 121, 12–111, 11   E 1.1 ± 0.3 2.8 ± 0.3 <0.9 <1.0
223.660 72.2 –3.41 50 121, 12–111, 11   A 1.4 ± 0.3 3.2 ± 0.3 <0.9 <1.0
226.552 71.4 –3.39 50 120, 12–110, 11   E 1.5 ± 0.3 2.9 ± 0.3 <0.9 <1.0
226.593 71.3 –3.39 50 120, 12–110, 11  A 1.7 ± 0.4 3.5 ± 0.3 <0.9 <1.0
229.775 61.5 –4.29 46 111, 11–100, 10  A <1.0 <0.9 <1.0
230.302 81.0 –3.38 50 122, 11–112, 10 A 1.0 ± 0.3 2.5 ± 0.3 <0.9 <1.0
230.316 81.1 –3.38 50 122, 11–112, 10 E 1.0 ± 0.2 2.3 ± 0.3 <0.9 <1.0
242.106 83.9 –3.30 54 131, 13–121, 12 E 1.1 ± 0.4 2.6 ± 0.5 <0.9 <1.0
242.118 83.8 –3.30 54 131, 13–121, 12 A 1.4 ± 0.3 3.7 ± 0.5 <0.9 <1.0
244.789 83.1 –3.29 54 130, 13–120, 12 E 1.2 ± 0.3 3.7 ± 0.5 <0.9 <1.0
244.832 83.1 –3.29 54 130, 13–120, 12 A 1.2 ± 0.5 4.2 ± 0.9 <0.9 <1.0
244.854 72.3 –4.19 50 121, 12–110, 11 E <1.0 <0.9 <1.0

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