A survey of molecular clouds in the Galactic center’s outflow

Open Access

Table B.1

Derived masses of the cloud sample.

Name	ℓ(°)	b(°)	V_LSR(km s⁻¹)	z (kpc)	d (kpc)	M_at (M_⊙)	α_co	M_mol (M_⊙)	f_mol
MW-C1	–1.85	–3.83	+163	–0.55	0.61	250	$23_{- 13}^{+ 39}$ $Mathematical equation: $23_{ - 13}^{ + 39}$$	$3022_{- 801}^{+ 2369}$ $Mathematical equation: $3022_{ - 801}^{ + 2369}$$	${0.93}_{- 0.04}^{+ 0.02}$ $Mathematical equation: $0.93_{ - 0.04}^{ + 0.02}$$
MW-C2	–2.44	+5.56	+265	+0.80	0.87	585	$21_{- 14}^{+ 45}$ $Mathematical equation: $21_{ - 14}^{ + 45}$$	$3792_{- 816}^{+ 2692}$ $Mathematical equation: $3792_{ - 816}^{ + 2692}$$	${0.87}_{- 0.06}^{+ 0.03}$ $Mathematical equation: $0.87_{ - 0.06}^{ + 0.03}$$
MW-C3^†	+ 13.30	+7.13	–100	+1.02	2.16	944	–	< 30	< 0.03
MW-C4^†	+ 1.66	+5.11	–262	+0.73	0.77	105	–	< 38	< 0.27
MW-C5	+ 1.77	+1.35	–178	+0.19	0.32	110	$33_{- 15}^{+ 35}$ $Mathematical equation: $33_{ - 15}^{ + 35}$$	$384_{- 70}^{+ 178}$ $Mathematical equation: $384_{ - 70}^{ + 178}$$	${0.78}_{- 0.06}^{+ 0.04}$ $Mathematical equation: $0.78_{ - 0.06}^{ + 0.04}$$
MW-C6^†	+8.82	+9.67	+200	+1.38	1.87	101	–	< 20	< 0.17
MW-C7	+4.10	+5.28	+205	+0.76	0.96	560	$28_{- 15}^{+ 40}$ $Mathematical equation: $28_{ - 15}^{ + 40}$$	$231_{- 74}^{+ 205}$ $Mathematical equation: $231_{ - 74}^{ + 205}$$	${0.30}_{- 0.10}^{+ 0.09}$ $Mathematical equation: $0.30_{ - 0.10}^{ + 0.09}$$
MW-C7_2	+4.14	+5.36	–110	+0.76	0.96	265	$31_{- 15}^{+ 37}$ $Mathematical equation: $31_{ - 15}^{ + 37}$$	$852_{- 230}^{+ 570}$ $Mathematical equation: $852_{ - 230}^{ + 570}$$	${0.77}_{- 0.10}^{+ 0.06}$ $Mathematical equation: $0.77_{ - 0.10}^{ + 0.06}$$
MW-C8^†	+3.50	+8.62	+365	+1.24	1.33	132	–	< 24	< 0.16
MW-C9	–0.61	–5.37	–175	–0.77	0.77	532	$36_{- 16}^{+ 46}$ $Mathematical equation: $36_{ - 16}^{ + 46}$$	$238_{- 45}^{+ 126}$ $Mathematical equation: $238_{ - 45}^{ + 126}$$	${0.31}_{- 0.07}^{+ 0.06}$ $Mathematical equation: $0.31_{ - 0.07}^{ + 0.06}$$
MW-C9_2	–0.56	–5.30	+163	–0.77	0.77	30	$52_{- 24}^{+ 73}$ $Mathematical equation: $52_{ - 24}^{ + 73}$$	$242_{- 83}^{+ 251}$ $Mathematical equation: $242_{ - 83}^{ + 251}$$	${0.89}_{- 0.07}^{+ 0.04}$ $Mathematical equation: $0.89_{ - 0.07}^{ + 0.04}$$
MW-C10	–2.77	+6.10	–165	+0.87	0.96	884	$20_{- 14}^{+ 48}$ $Mathematical equation: $20_{ - 14}^{ + 48}$$	$6105_{- 943}^{+ 3217}$ $Mathematical equation: $6105_{ - 943}^{ + 3217}$$	${0.87}_{- 0.04}^{+ 0.03}$ $Mathematical equation: $0.87_{ - 0.04}^{ + 0.03}$$
MW-C10_2	–2.67	+6.04	+210	+0.87	0.96	157	$33_{- 15}^{+ 41}$ $Mathematical equation: $33_{ - 15}^{ + 41}$$	$540_{- 99}^{+ 266}$ $Mathematical equation: $540_{ - 99}^{ + 266}$$	${0.78}_{- 0.07}^{+ 0.04}$ $Mathematical equation: $0.78_{ - 0.07}^{ + 0.04}$$
MW-C11	+2.24	+3.28	–203	+0.47	0.57	441	$42_{- 24}^{+ 66}$ $Mathematical equation: $42_{ - 24}^{ + 66}$$	$1543_{- 350}^{+ 957}$ $Mathematical equation: $1543_{ - 350}^{ + 957}$$	${0.78}_{- 0.08}^{+ 0.05}$ $Mathematical equation: $0.78_{ - 0.08}^{ + 0.05}$$
MW-C11_2	+2.33	+3.33	+130	+0.47	0.57	644	$17_{- 10}^{+ 28}$ $Mathematical equation: $17_{ - 10}^{ + 28}$$	$1042_{- 211}^{+ 614}$ $Mathematical equation: $1042_{ - 211}^{ + 614}$$	${0.62}_{- 0.10}^{+ 0.07}$ $Mathematical equation: $0.62_{ - 0.10}^{ + 0.07}$$
MW-C12^†	–4.75	+8.69	–188	+1.24	1.42	151	–	< 26	< 0.15
MW-C13	+2.15	+6.18	–217	+0.88	0.94	158	$23_{- 12}^{+ 33}$ $Mathematical equation: $23_{ - 12}^{ + 33}$$	$345_{- 98}^{+ 264}$ $Mathematical equation: $345_{ - 98}^{ + 264}$$	${0.69}_{- 0.12}^{+ 0.07}$ $Mathematical equation: $0.69_{ - 0.12}^{ + 0.07}$$
MW-C14^†	+13.01	–7.64	–182	–1.09	2.15	170	–	< 22	< 0.12
MW-C15	–3.05	+3.71	+168	+0.53	0.69	1015	$12_{- 7}^{+ 24}$ $Mathematical equation: $12_{ - 7}^{ + 24}$$	$4595_{- 703}^{+ 2203}$ $Mathematical equation: $4595_{ - 703}^{ + 2203}$$	${0.82}_{- 0.05}^{+ 0.03}$ $Mathematical equation: $0.82_{ - 0.05}^{ + 0.03}$$
MW-C16^†	–1.99	+12.53	–136	+1.79	1.82	771	–	< 32	< 0.04
MW-C17	–1.96	+4.89	+230	+0.70	0.75	918	$12_{- 7}^{+ 23}$ $Mathematical equation: $12_{ - 7}^{ + 23}$$	$1706_{- 411}^{+ 1249}$ $Mathematical equation: $1706_{ - 411}^{ + 1249}$$	${0.66}_{- 0.11}^{+ 0.08}$ $Mathematical equation: $0.66_{ - 0.11}^{ + 0.08}$$
MW-C18	–2.15	+1.55	–258	+0.22	0.38	197	$37_{- 20}^{+ 61}$ $Mathematical equation: $37_{ - 20}^{ + 61}$$	$769_{- 160}^{+ 477}$ $Mathematical equation: $769_{ - 160}^{ + 477}$$	${0.80}_{- 0.07}^{+ 0.05}$ $Mathematical equation: $0.80_{ - 0.07}^{ + 0.05}$$
MW-C19	+1.58	+4.43	–226	+0.63	0.67	255	$43_{- 22}^{+ 65}$ $Mathematical equation: $43_{ - 22}^{ + 65}$$	$553_{- 149}^{+ 437}$ $Mathematical equation: $553_{ - 149}^{ + 437}$$	${0.69}_{- 0.11}^{+ 0.07}$ $Mathematical equation: $0.69_{ - 0.11}^{ + 0.07}$$
MW-C20^{* †}	+1.55	+3.74	–235	0.53	0.58	284	–	< 22	< 0.07
MW-C21^*	–1.14	+3.73	+165	0.54	0.56	462	$9_{- 5}^{+ 16}$ $Mathematical equation: $9_{ - 5}^{ + 16}$$	$215_{- 70}^{+ 216}$ $Mathematical equation: $215_{ - 70}^{ + 216}$$	${0.33}_{- 0.11}^{+ 0.10}$ $Mathematical equation: $0.33_{ - 0.11}^{ + 0.10}$$

^† Non-detection.

* ¹²CO(1→0) data from Heyer et al. (2025).

Notes. See Appendix B for details on the columns.

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