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Table 2

Positions of the protostars and the pixels used to extract the spectra, and the separation between the two positions.

Target Protostar coordinates Spectra coordinates Separation (″) vsys (km s−1)
L1551 IRS 5 N 04:31:34.1623 +18:08:04.717 04:31:34.1575 +18:08:04.793 0.102 7.56
L1551 IRS 5 S 04:31:34.1664 +18:08:04.356 04:31:34.1669 +18:08:04.253 0.103 5.16
Haro 5a IRS 05:35:26.5594 −05:03:55.130 05:35:26.5616 −05:03:55.064 0.074 14.06
V346 Nor 16:32:32.1971 −44:55:30.769 16:32:32.1951 −44:55:30.769 0.021 −4.58
OO Ser 18:29:49.1515 +01:16:19.676 18:29:49.1535 +01:16:19.646 0.042 8.22

Notes. The vLSR at the coordinates where we extracted the spectra is measured on the bright H2S 2(2,0)–2(1,1) transition at 216.71 GHz detected in these observations.

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