Table C.1
Properties of the continuum cores associated with the methyl formate sources toward the 15 ALMA-IMF protoclusters.
1.3 mm | 3 mm | ||||||||||||||
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RA(b) | Dec(b) | d(c) | ![]() |
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τ(h) | Mass range(i) | M(j) | α(k) | ![]() |
|
[J2000] | [″] | [mJy beam−1] | [mJy] | [″ × ″] | [deg] | [au] | [mJy] | [M⊙] | [M⊙] | [%] | |||||
G008.67 | |||||||||||||||
G008–MF1 | 18:06:19.02 | −21:37:32.2 | 0.19 | 200.4±7.6 | 736.7±12.2 | 1.16×1.0 | 0.4 | 3675.4 | 557.0±1.4 0.04 | 21.7–5.9 | 9.4 | 0.3 | 65 | ||
G008–MF2 | 18:06:23.48 | −21:37:10.5 | 0.02 | 64.4±1.5 | 84.5±1.4 | 0.37×0.31 | −38.1 | 1166.2 | 9.1±0.2 0.04 | 6.7–2.0 | 3.1 | 2.7 | 0 | ||
G010.62 | |||||||||||||||
G010–MF1 | 18:10:28.66 | −19:55:49.6 | 0.36 | 316.6±13.6 | 1537.0±23.8 | 1.18×0.77 | −58.7 | 4727.2 | 2448.8±14.2 | − | − | − | −0.5 | 100 | |
G010–MF2 | 18:10:28.69 | −19:55:50.2 | 0.17 | 68.2±19.6 | 129.5±16.0 | 0.55×0.52 | 67.1 | 2658.1 | 185.8±7.1 | − | − | − | −0.4 | 100 | |
G010–MF3* | − | − | − | 281.3±40.1 | 281.3±40.1 | − | − | 2306.7 | 232.6±47.2 | 0.09 | 15.4–3.9 | 6.2 | 0.2 | 72 | |
G010–MF4* | − | − | − | 50.7±19.2 | 50.7±19.2 | − | − | 2306.7 | 43.0±17.0 | 0.01 | 2.3–0.6 | 1.0 | 0.2 | 74 | |
G010–MF5* | − | − | − | 50.2±9.2 | 50.2±9.2 | − | − | 2306.7 | 44.4±11.7 | 0.01 | 2.0–0.5 | 0.8 | 0.1 | 77 | |
G010–MF6* | − | − | − | 24.3±11.4 | 24.3±11.4 | − | − | 2306.7 | 16.2±10.2 | 0.01 | 1.7–0.5 | 0.8 | 0.4 | 57 | |
G010–MF7 | 18:10:29.24 | −19:55:40.95 | 0.06 | 13.9±0.6 | 20.4±0.8 | − | − | 1153.3 | 3.0±0.2 | 0.02 | 3.3–1.0 | 1.5 | 2.3 | 0 | |
G010–MF8 | 18:10:28.82 | −19:55:51.17 | 0.42 | 22.9±7.0 | 45.0±6.3 | 0.6×0.44 | 86.6 | 2569.0 | 7.3±2.7 | 0.02 | 6.8–2.0 | 3.1 | 2.2 | 9 | |
G010–MF9* | − | − | − | 38.3±10.5 | 38.3±10.5 | − | − | 2306.7 | 16.1±7.7 | 0.03 | 4.3–1.2 | 1.9 | 1.0 | 34 | |
G010–MF10 | 18:10:29.10 | −19:55:45.23 | 0.21 | 18.3±3.2 | 19.6±2.5 | − | − | 1153.3 | 2.4±0.4 | 0.02 | 3.2–0.9 | 1.5 | 2.5 | 0 | |
G012.80 | |||||||||||||||
G012–MF1 | 18:14:11.84 | −17:55:32.5 | 0.05 | 195.9±5.7 | 310.3±6.0 | 0.78×0.46 | 40.4 | 1442.3 | 16.0±0.3 | 0.07 | 12.7–3.7 | 5.8 | 3.6 | 0 | |
G012–MF2 | 18:14:13.77 | −17:55:21.0 | 0.59 | 107.6±4.9 | 229.9±5.7 | 1.07×0.72 | 22.2 | 2114.4 | 8.3±2.2 | 0.04 | 9.1–2.7 | 4.2 | 4.0 | 0 | |
G012–MF3 | 18:14:13.14 | −17:55:40.4 | 0.16 | 91.0±16.0 | 166.5±15.4 | 0.87×0.77 | 37.7 | 1980.0 | 10.3±4.7 | 0.03 | 6.5–1.9 | 3.0 | 3.3 | 0 | |
G012–MF4 | 18:14:11.66 | −17:55:34.2 | 0.40 | 61.0±6.2 | 159.3±7.0 | 1.72×0.94 | −86.5 | 3069.6 | 11.5±0.6 | 0.02 | 6.2–1.9 | 2.9 | 3.2 | 0 | |
G327.29 | |||||||||||||||
G327–MF1 | 15:53:07.79 | −54:37:06.4 | 0.01 | 669.3±4.8 | 3160.0±12.4 | 1.43×0.84 | 54.6 | 2755.0 | 171.5±1.4 | 0.13 | 33.1–15.5 | 21.1 | 3.5 | 0 | |
G327–MF2 | 15:53:09.48 | −54:37:00.8 | 0.28 | 79.3±4.0 | 311.2±6.0 | 1.46×1.00 | −30.2 | 3040.0 | 33.1±0.4 | 0.05 | 13.5–4.0 | 6.2 | 2.7 | 0 | |
G327–MF3 | 15:53:10.93 | −54:36:46.1 | 0.44 | 37.6±2.8 | 106.3±3.6 | 0.94×0.89 | −89.0 | 2307.5 | 10.4±0.3 | 0.02 | 4.5–1.3 | 2.1 | 2.8 | 0 | |
G328.25 | |||||||||||||||
G328–MF1 | 15:57:59.80 | −53:58:00.7 | 0.04 | 147.7±1.6 | 406.1±2.6 | 0.83×0.44 | 71.3 | 1522.5 | 27.7±0.2 | 0.14 | 19.8–5.5 | 8.6 | 3.3 | 0 | |
G333.60 | |||||||||||||||
G333–MF1 | 16:22:11.05 | −50:05:56.6 | 0.10 | 56.6±3.8 | 78.1±4.0 | − | − | 1163.4 | 8.6±0.1 | 0.04 | 9.1–2.7 | 4.2 | 2.6 | 4 | |
G333–MF2 | 16:22:08.56 | −50:06:12.2 | 0.14 | 25.0±3.3 | 87.6±4.2 | 1.07×0.83 | 36.6 | 3990.0 | 13.1±2.1 | 0.02 | 9.6–2.9 | 4.4 | 2.3 | 8 | |
G337.92 | |||||||||||||||
G337–MF1 | 16:41:10.46 | −47:08:03.4 | 0.32 | 234.3±13.6 | 549.1±17.5 | 0.91×0.42 | −83.4 | 1682.1 | 86.5±2.5 | 0.22 | 35.0–8.9 | 14.2 | 2.2 | 0 | |
G337–MF2* | − | − | − | 110.0±110.0 | 110.0±110.0 | − | − | 1460.7 | 8.6±8.6 | 0.1 | 6.0–1.7 | 2.6 | 3.1 | 0 | |
G337–MF3* | − | − | − | 240.0±65.0 | 240.0±65.0 | − | − | 1460.7 | 15.8±5.0 | 0.23 | 15.4–3.9 | 6.2 | 3.3 | 0 | |
G337–MF4* | − | − | − | 136.0±136.0 | 136.0±136.0 | − | − | 1460.7 | 5.6±5.6 | 0.12 | 7.6–2.1 | 3.3 | 3.9 | 0 | |
G337–MF5* | − | − | − | 18.4±18.4 | 18.4±18.4 | − | − | 1460.7 | 1.1±1.1 | 0.02 | 0.9–0.2 | 0.4 | 3.4 | 0 | |
G337–MF6 | 16:41:10.46 | −47:08:01.5 | 0.08 | 71.3±17.7 | 151.9±19.5 | 0.74×0.41 | 61.5 | 1503.9 | 21.9±1.8 | 0.06 | 7.9–2.3 | 3.6 | 2.4 | 0 | |
G337–MF7 | 16:41:10.46 | −47:08:06.4 | 0.58 | 13.6±3.5 | 16.3±2.7 | − | − | 731.7 | 2.0±0.1 | 0.01 | 0.8–0.2 | 0.3 | 2.6 | 0 | |
G338.93 | |||||||||||||||
G338–MF1 | 16:40:34.01 | −45:42:07.3 | 0.06 | 103.2±1.8 | 148.6±1.8 | 0.39×0.32 | 67.4 | 1396.2 | 8.8±0.3 | 0.09 | 16.6–4.7 | 7.4 | 3.4 | 0 | |
G338–MF2 | 16:40:34.13 | −45:41:36.3 | 0.01 | 154.1±1.3 | 280.7±2.4 | 0.45×0.27 | −86.4 | 1380.6 | 21.3±0.4 | 0.14 | 33.2–9.1 | 14.3 | 3.1 | 0 | |
G338–MF3 | 16:40:33.54 | −45:41:37.3 | 0.01 | 70.8±1.1 | 158.8±2.3 | 0.47×0.28 | 9.4 | 1450.8 | 13.2±0.3 | 0.06 | 17.1–5.0 | 7.8 | 3.0 | 0 | |
G338–MF4 | 16:40:34.25 | −45:41:37.1 | 0.10 | 141.5±1.3 | 237.4±1.4 | 0.53×0.25 | −41.2 | 1443.0 | 31.9±0.3 | 0.13 | 27.7–7.7 | 12.0 | 2.4 | 0 | |
G338–MF5 | 16:40:33.69 | −45:42:09.8 | 0.22 | 26.9±1.4 | 65.0±2.0 | 0.67×0.49 | 57.7 | 2250.2 | 4.9±0.2 | 0.02 | 6.7–2.0 | 3.1 | 3.1 | 0 | |
G351.77 | |||||||||||||||
G351–MF1 | 17:26:42.53 | −36:09:17.4 | 0.89 | 339.3±35.3 | 897.8±47.2 | 1.37×0.7 | 53.0 | 1972.0 | 35.0±1.2 | 0.15 | 28.6–7.8 | 12.2 | 3.9 | 0 | |
G351–MF2 | 17:26:42.47 | −36:09:18.7 | 0.49 | 271.7±31.9 | 1199.0±42.6 | 1.86×1.4 | −66.5 | 3230.0 | 54.8±2.7 | 0.12 | 36.7–10.3 | 16.1 | 3.7 | 0 | |
G351–MF3* | − | − | − | 930.0±130.0 | 930.0±130.0 | − | − | 1544.0 | 68.4±10.0 | 0.49 | 52.1–8.9 | 14.9 | 3.1 | 0 | |
G351–MF4 | 17:26:42.65 | −36:09:18.8 | 0.43 | 94.3±34.8 | 254.0±35.9 | 1.31×0.81 | 35.6 | 2074.0 | 26.5±0.01 | 0.04 | 7.1–2.1 | 3.2 | 2.7 | 0 | |
G351–MF5 | 17:26:42.80 | −36:09:20.5 | 0.01 | 106.9±32.1 | 175.7±30.8 | 0.7×0.43 | −16.1 | 1102.0 | 5.0±1.7 | 0.05 | 4.9–1.4 | 2.2 | 4.3 | 0 | |
G353.41 | |||||||||||||||
G353–MF1 | 17:30:28.43 | −34:41:47.9 | 0.25 | 53.5±3.0 | 127.0±3.3 | 1.06×0.74 | −5.1 | 1780.0 | 5.0±0.4 | 0.02 | 3.4–1.0 | 1.6 | 3.9 | 0 | |
W43-MM1 | |||||||||||||||
W43-MM1–MF1 | 18:47:46.98 | −01:54:26.5 | 0.21 | 118.6±3.8 | 361.6±4.3 | 0.72×0.62 | 27.7 | 3685.0 | 23.8±0.4 | 0.18 | 89.0–23.6 | 37.3 | 3.2 | 0 | |
W43-MM1–MF2 | 18:47:47.02 | −01:54:26.9 | 0.20 | 311.6±3.9 | 640.9±5.0 | 0.45×0.39 | 42.2 | 2332.0 | 29.2±0.3 | 0.56 | 356.0–46.6 | 79.5 | 3.7 | 0 | |
W43-MM1–MF3 | 18:47:46.84 | −01:54:29.3 | 0.01 | 187.8±5.8 | 297.2±6.8 | 0.38×0.16 | −1.2 | 1358.5 | 20.5±0.5 | 0.3 | 86.8–20.1 | 32.5 | 3.2 | 0 | |
W43-MM1–MF4 | 18:47:46.37 | −01:54:33.4 | 0.11 | 96.8±1.9 | 227.0±2.8 | 0.55×0.29 | 24.2 | 2205.5 | 17.4±0.2 | 0.15 | 53.5–14.7 | 23.0 | 3.0 | 0 | |
W43-MM1–MF5 | 18:47:46.77 | −01:54:31.2 | 0.07 | 45.5±3.1 | 72.5±3.1 | 0.4×0.25 | 51.5 | 1771.0 | 5.4±0.2 | 0.07 | 15.5–4.5 | 7.0 | 3.1 | 0 | |
W43-MM1–MF6 | 18:47:46.52 | −01:54:24.2 | 0.01 | 15.8±1.4 | 21.1±1.3 | 0.31×0.20 | 89.2 | 1413.5 | 1.4±0.1 | 0.02 | 4.3–1.3 | 2.0 | 3.2 | 0 | |
W43-MM1–MF7 | 18:47:46.90 | −01:54:30.0 | 0.09 | 26.3±5.0 | 33.2±3.9 | 0.26×0.25 | 31.0 | 1424.5 | 1.9±0.3 | 0.04 | 6.9–2.0 | 3.2 | 3.4 | 0 | |
W43-MM1–MF8 | 18:47:46.48 | −01:54:32.6 | 0.12 | 30.4±3.4 | 46.2±3.2 | 0.33×0.26 | 45.5 | 1644.5 | 3.1±0.2 | 0.04 | 9.6–2.9 | 4.4 | 3.2 | 0 | |
W43-MM1–MF9 | 18:47:44.77 | −01:54:45.2 | 0.04 | 12.2±0.9 | 20.7±0.9 | 0.37×0.34 | 1.8 | 1980.0 | 0.9±0.1 | 0.02 | 4.2–1.2 | 1.9 | 3.7 | 0 | |
W43-MM1–MF10 | 18:47:46.54 | −01:54:23.1 | 0.06 | 43.0±1.0 | 74.9±1.3 | 0.41×0.26 | −84.0 | 1826.0 | 5.9±0.1 | 0.06 | 16.0–4.7 | 7.3 | 3.0 | 0 | |
W43-MM1–MF11 | 18:47:47.02 | −01:54:30.8 | 0.22 | 20.1±5.0 | 41.6±4.9 | 0.61×0.32 | −19.7 | 2447.5 | 2.9±0.3 | 0.03 | 8.5–2.6 | 3.9 | 3.1 | 0 | |
W43-MM1–MF12 | 18:47:46.87 | −01:54:25.7 | 0.20 | 14.5±3.5 | 17.5±2.9 | − | − | 1149.5 | 1.3±0.2 | 0.02 | 3.5–1.0 | 1.6 | 3.1 | 0 | |
W43-MM1–MF13 | 18:47:46.25 | −01:54:33.4 | 0.05 | 17.2±1.6 | 25.9±1.3 | 0.46×0.26 | −22.4 | 1936.0 | 2.5±0.1 | 0.02 | 5.3–1.6 | 2.4 | 2.8 | 0 | |
W43-MM1–MF14 | 18:47:46.97 | −01:54:29.7 | 0.11 | 18.2±5.3 | 18.8±4.1 | − | − | 1149.5 | 2.0±0.3 | 0.03 | 3.8–1.1 | 1.8 | 2.6 | 0 | |
W43-MM2 | |||||||||||||||
W43-MM2–MF1 | 18:47:36.80 | −02:00:54.3 | 0.14 | 144.2±1.1 | 432.7±3.2 | 0.61×0.43 | −15.0 | 2832.5 | 30.3±0.3 | 0.18 | 108.8–28.8 | 45.5 | 3.2 | 0 | |
W43-MM2–MF2 | 18:47:36.70 | −02:00:47.6 | 0.04 | 14.8±0.7 | 28.2±0.9 | 0.45×0.3 | −49.3 | 2029.5 | 2.3±0.1 | 0.02 | 5.8–1.7 | 2.7 | 3.0 | 0 | |
W43-MM2–MF3 | 18:47:36.28 | −02:00:50.8 | 0.11 | 10.7±0.4 | 19.8±0.5 | − | − | 1270.5 | 2.1±0.2 | 0.01 | 4.0–1.2 | 1.9 | 2.7 | 0 | |
W43-MM3 | |||||||||||||||
W43-MM3–MF1 | 18:47:39.26 | −02:00:28.1 | 0.06 | 16.8±0.4 | 36.6±0.6 | 0.51×0.33 | 50.3 | 2277.0 | 1.3±0.01 | 0.02 | 7.5–2.2 | 3.5 | 4.0 | 0 | |
W43-MM3–MF2 | 18:47:41.71 | −02:00:28.6 | 0.07 | 51.1±2.0 | 78.3±2.5 | 0.38×0.21 | −88.0 | 1589.4 | 6.6±0.4 | 0.06 | 16.7–4.9 | 7.6 | 3.0 | 0 | |
W43-MM3–MF3 | 18:47:41.73 | −02:00:27.4 | 0.10 | 22.5±1.7 | 25.8±1.5 | − | − | 1303.5 | 1.9±0.1 | 0.03 | 5.3–1.6 | 2.4 | 3.1 | 0 | |
W51-E | |||||||||||||||
W51-E–MF1 | 19:23:43.97 | 14:30:34.5 | 0.06 | 363.0±8.8 | 2004.0±19.0 | 0.68×0.51 | −0.2 | 3218.3 | 358.7±7.5 | 0.32 | 102.5–43.6 | 61.0 | 2.1 | 11 | |
W51-E–MF2* | − | − | − | 245.6±32.6 | 245.6±32.6 | − | − | 1636.2 | 48.3±9.3 | 0.24 | 13.2–5.8 | 8.1 | 2.0 | 0 | |
W51-E–MF3 | 19:23:43.90 | 14:30:28.2 | 0.33 | 250.8±17.8 | 853.7±25.1 | 0.49×0.46 | −1.2 | 2597.4 | 215.8±5.2 | 0.19 | 36.0–16.3 | 22.4 | 1.6 | 18 | |
W51-E–MF4 | 19:23:43.74 | 14:30:21.3 | 0.11 | 17.9±4.9 | 30.0±4.4 | 0.32×0.24 | 81.2 | 1528.1 | 4.7±0.6 | 0.05 | 6.1–1.8 | 2.8 | 2.2 | 0 | |
W51-E–MF5* | − | − | − | 55.5±9.2 | 55.5±9.2 | − | − | 1636.2 | 16.8±1.4 | 0.12 | 9.6–2.6 | 4.1 | 1.4 | 22 | |
W51-E–MF6 | 19:23:43.79 | 14:30:19.7 | 0.27 | 13.9±3.3 | 30.6±3.5 | 0.39×0.29 | 57.1 | 1836.0 | 10.5±0.9 | 0.04 | 6.1–1.8 | 2.8 | 1.3 | 0 | |
W51-E–MF7 | 19:23:43.82 | 14:30:23.4 | 0.15 | 17.7±6.3 | 44.4±6.9 | 0.43×0.36 | 4.8 | 2165.4 | 10.3±1.0 | 0.05 | 9.0–2.7 | 4.1 | 1.7 | 0 | |
W51-IRS2 | |||||||||||||||
W51-IRS2–MF1 | 19:23:39.99 | 14:31:05.9 | 0.43 | 252.7±13.4 | 506.4±12.4 | 0.55×0.52 | 60.6 | 2910.6 | 49.7±6.4 | 0.09 | 23.3–11.1 | 15.0 | 2.8 | 3 | |
W51-IRS2–MF2 | 19:23:39.82 | 14:31:05.1 | 0.18 | 223.5±14.9 | 393.5±13.0 | 0.56×0.39 | 46.4 | 2554.2 | 104.0±2.7 | 0.22 | 81.2–20.8 | 32.5 | 1.6 | 19 | |
W51-IRS2–MF3 | 19:23:40.05 | 14:31:05.5 | 0.53 | 847.2±15.2 | 1789.0±20.7 | 0.52×0.39 | 75.1 | 2457.0 | 368.0±12.6 | 0.3 | 87.1–37.6 | 52.4 | 1.9 | 14 | |
W51-IRS2–MF4 | 19:23:39.95 | 14:31:05.4 | 0.14 | 333.2±13.7 | 488.3±11.9 | 0.39×0.27 | 85.6 | 1771.2 | 128.4±7.0 | 0.35 | 123.0–26.3 | 43.0 | 1.6 | 19 | |
W51-IRS2–MF5 | 19:23:39.75 | 14:31:05.3 | 0.04 | 141.1±14.3 | 196.0±11.1 | 0.46×0.25 | 63.5 | 1857.6 | 17.3±2.8 | 0.16 | 44.8–12.0 | 19.0 | 2.9 | 2 | |
W51-IRS2–MF6 | 19:23:38.57 | 14:30:41.8 | 0.01 | 68.2±1.0 | 197.3±2.6 | 0.49×0.36 | −32.4 | 2284.2 | 21.7±0.6 | 0.08 | 41.8–12.1 | 18.8 | 2.7 | 0 | |
W51-IRS2–MF7 | 19:23:39.52 | 14:31:03.4 | 0.17 | 17.7±2.5 | 29.9±2.9 | 0.43×0.14 | 67.7 | 1360.8 | 1.1±1.7 | 0.02 | 5.9–1.8 | 2.7 | 4.0 | 0 | |
W51-IRS2–MF8 | 19:23:41.83 | 14:30:54.9 | 0.17 | 12.2±1.1 | 15.9±0.9 | 0.39×0.17 | 9.8 | 1409.4 | 4.2±0.4 | 0.01 | 3.1–0.9 | 1.4 | 1.6 | 0 | |
W51-IRS2–MF9 | 19:23:38.40 | 14:30:36.7 | 0.36 | 11.5±1.1 | 35.7±1.5 | 0.80×0.52 | 49.9 | 3515.4 | 2.5±0.1 | 0.01 | 7.0–2.1 | 3.3 | 3.2 | 0 |
Notes.(a) ID of the methyl formate sources. (b) Position of the associated compact continuum core from the getsf-unsmoothed catalog presented in (XII). The sources marked with a * in the first column are not associated with any compact continuum core. (c) Angular offset between the peak position of the methyl formate source and its associated compact continuum core. (d) Peak and integrated intensities at 1.3 mm from the unsmoothed core catalog (XII). For the sources that are not associated with compact continuum cores, peak intensities have been measured in the 1.3 mm continuum maps (see Sect. 5.1). (e) Major × minor axis and position angle of the compact continuum core from the unsmoothed core catalog (XII). These values are deconvolved from the continuum map beam size.(f) Deconvolved mean size (FWHM) of the continuum cores. (g) 3 mm integrated intensity from the unsmoothed core catalog (XII). (h) Opacity computed at Td = 100 K (except for the six most extreme sources for which we used 300 K; see Sect. 5.4). (i) Core mass range computed with Td ranging from 50 K to 150 K (except for the six most extreme sources for which we used 200 − 400 K; see Sect. 5.4). (j) Core mass used to plot Figs. 13, 16 and 18, computed at Td = 100 K for all methyl formate sources, except for the six most extreme sources for which we used 300 K (see Sect. 5.4)). (k) Spectral index (see Sect. 5.2). (l) Fraction of the fluxes measured at 1.3 mm that is due to free-free emission and that are subtracted to the fluxes given in (d) to obtain the mass estimates given in (i) and (j). The table continues on the next page.
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