Table 1
Source sample.
| Right ascension (J2000) | Declination (J2000) | Vsys b (km s−1) | Distance c (pc) | H2 column density d (1022 cm−2) | map size (′×′) | |
|---|---|---|---|---|---|---|
| B68 (s)a | 17:22:38.9 | −23:49:46.0 | 3.4 | 150 | 1.6 | 3.3 × 2.5 |
| L1521E (s) | 04:29:15.7 | +26:14:05.0 | 6.9 | 140 | 2.3 | 2.5 × 2.5 |
| L1544 (p) | 05:04:17.2 | +25:10:42.8 | 7.2 | 170 | 2.8 | 2.5 × 2.5 |
Notes. (a)Starless (s) or prestellar (p), following the definition given in Crapsi et al. (2005). (b)B68: Spezzano et al. (2020); L1521E: this work; L1544: Caselli et al. (2002). (c)B68: Alves & Franco (2007). L1521E: Galli et al. (2018). L1544: Galli et al. (2019). (d)Values derived from Herschel/SPIRE observations towards the dust peak (Spezzano et al. 2016, 2020).
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