Searching for further evidence for cloud–cloud collisions in L1188

Y. Gong; X. D. Tang; C. Henkel; K. M. Menten; R. Q. Mao; Y. Wang; M.-Y. Lee; W. S. Zhu; Y. Lin; S. B. Zhang; X. P. Chen; W. J. Yang

doi:10.1051/0004-6361/201936824

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Volume 632 (December 2019)

A&A, 632 (2019) A115

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Table 1

Observed parameters related to the molecular lines presented in this work.

Line	Frequency	E_u ∕k	θ_beam	δv	σ	Mapping area	Telescope
	(GHz)	(K)	(′′)	(km s⁻¹)	(K)	(′′ × ′′)
(1)	(2)	(3)	(4)	(5)	(6)	(7)	(8)
¹²CO J = 1−0	115.27120	6	52	0.16	0.5	1200 × 1200	PMO-13.7 m
¹³CO J = 1−0	110.20135	5	55	0.17	0.3	1200 × 1200	PMO-13.7 m
¹²CO J = 2−1	230.53800	17	11	0.25	0.5	1200 × 1200	IRAM-30 m
¹²CO J = 3−2	345.79599	33	14.5	0.27	1.0	1200 × 1200	JCMT-15 m
¹³CO J = 3−2	330.58797	32	15.1	0.27	0.7	1200 × 1200	JCMT-15 m
HCO⁺ J = 1−0	89.18852	4	61	0.20	0.08	1200 × 1200	PMO-13.7 m
SiO J = 2−1	86.84696	6	61	0.20	0.08	1200 × 1200	PMO-13.7 m
CH₃OH J_K = 8₀−7₁A⁺	95.16939	84	55	0.18	0.08	1200 × 1200	PMO-13.7 m
H₂O	22.23508	644	40	0.06	0.2	360 × 75	Effelsberg-100 m

Notes. (1) Observed transition. (2) Rest frequency. (3) The upper energy of the observed transition. (4) The beam size. (5) The channel width in units of km s⁻¹. (6) The rmsnoise level. (7) The mapped region. (8) The telescope.

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