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Table 2

Properties of the PdBI continuum emission maps.

Field Synthesized beam FWHM (′′), PA (°) σ (mJy beam−1)
231 GHz 94 GHz 231 GHz 94 GHz
L1448-2A 0.56 × 0.37, 36 1.41 × 0.93, 40 0.31 0.06
L1448-NB 0.56 × 0.40, 38 1.42 × 0.97, 36 1.1 0.23
L1448-C 0.58 × 0.36, 28 1.45 × 0.96, 43 0.6 0.09
IRAS2A 0.62 × 0.45, 45 1.40 × 0.98, 38 0.97 0.14
SVS13 0.54 × 0.33, 29 1.52 × 0.96, 24 1.0 0.17
IRAS4A 0.57 × 0.35, 29 1.53 × 0.98, 25 3.1 0.8
IRAS4B 0.58 × 0.36, 30 1.52 × 0.99, 25 2.3 0.83
IRAM04191a 1.00 × 0.85, -160 1.90 × 1.57, 48 0.10 0.023
L1521Fa 1.15 × 0.87, 25 2.19 × 1.90, 93 0.06 0.03
L1527 0.53 × 0.35, 37 1.49 × 0.97, 33 0.45 0.07
SerpM-S68N 0.82 × 0.35, 22 1.84 × 1.11, 32 0.6 0.09
SerpM-SMM4 0.74 × 0.33, 25 1.73 × 0.85, 28 1.5 0.25
SerpS-MM18 0.74 × 0.33, 24 1.73 × 0.87, 27 1.3 0.2
SerpS-MM22 0.88 × 0.35, 20 1.80 × 0.90, 27 0.39 0.05
L1157 0.51 × 0.40, 4 1.36 × 1.04, 64 0.6 0.09
GF92a 0.85 × 0.68, 18 1.43 × 1.02, 66 0.14 0.025

Notes. (a)Maps of the weakest continuum emission sources in the sample, IRAM04191, L1521F, and GF9-2, were produced using a natural weighting tomaximize the sensitivity to point sources, see text in Sect. 2.2.

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