Table E.1
Systemic velocity values determined from HFS fit on the average spectrum N2H+ from CALYPSO 30m dataset compared to the literature.
| Source |  |
 |
|---|---|---|
| (km s−1) | (km s−1) | |
| L1448-2A | 4.10 ± 0.04 | 4.20(1) |
| L1448-NB | 4.47 ± 0.02 | 4.70(2) |
| L1448-C | 4.73 ± 0.03 | 5.00(1) |
| IRAS2A | 7.60 ± 0.04 | 7.30(3,4) |
| SVS13-B | 8.02 ± 0.02 | 8.40(5) |
| IRAS4A | 7.34 ± 0.03(⋆) | 7.24(6,7) |
| IRAS4B | 7.20 ± 0.06(⋆) | 7.00(8) |
| IRAM04191 | 6.63 ± 0.06 | 6.66(9) |
| L1521F | 6.47 ± 0.01 | 6.45(10) |
| L1527 | 5.89 ± 0.01 | 5.90(10) |
| L1157 | 2.65 ± 0.03 | 2.65(10,11) |
| GF9-2 | −2.56 ± 0.02 | −2.60(12) |
Notes. (⋆) Average spectrum ajusted by fixing a second velocity component corresponding to the external compression at 7.75 km s−1 (Belloche et al. 2006).
References. (1) Tobin et al. (2007); (2) Kwon et al. (2006); (3) Jørgensen et al. (2007); (4) Codella et al. (2014b); (5) Chen et al. (2009); (6) Belloche et al. (2006); (7) Anderl et al. (2016); (8) Jørgensen & van Dishoeck (2010); (9) Belloche et al. (2002); (10) Tobin et al. (2011); (11) Bachiller & Pérez Gutiérrez (1997); (12) Goodman et al. (1993).
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