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Table 2

Observational parameters of the molecular transitions observed with APEX and ASTE.

Molecular transition Rest frequency (GHz) Beam (″) Velocity resolution (km s−1)
APEX

CO(2−1) 230.538000 ~27.1 0.099
13CO(2−1) 220.398677 ~28.3 0.104
C18O(2−1) 219.560357 ~28.4 0.104
H13CO+(3−2) 260.255339 ~23.9 0.088
H13 CN(3−2) 259.011821 ~24.1 0.088
HN13 C(3−2) 261.263300 ~23.9 0.088
SO(67–56) 261.843721 ~23.8 0.088
     (56–75) 219.948000 ~28.3 0.104
H2CO(32,1–22,0) 218.758500 ~28.5 0.104
     (32,2–22,1) 218.474000 ~28.5 0.104
CH3OH(21,0–10,0) 261.843721 ~23.8 0.088
     (42,0–31,0) 218.440063 ~28.6 0.104
CCH(37/2,4–25/2,3) 262.004260 ~23.8 0.088
     (35/2,3–23/2,2) 262.064986 ~23.8 0.088
     (35/2,2–23/2,2) 262.078934 ~23.8 0.088
     (35/2,3–25/2,3) 262.208614 ~23.8 0.088
CH3CCH(130–120) 222.166970 ~28.1 0.104
       (131–121) 222.162000 ~28.1 0.104
       (132–122) 222.149000 ~28.1 0.104
       (133–123) 222.127500 ~28.1 0.104

ASTE

CO(3−2) 345.796000 ~21.8 0.11
HCO+(4−3) 356.734000 ~21.1 0.11

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