Table 1
Fibers in NGC 1333: physical properties.
| ID | α 0 | δ 0 | L | R max | AR | M | m lin | mlin/mcrit | ⟨Vlsr⟩ | ⟨σVlsr⟩ | ⟨σNT/cs⟩ |
|
⟨∇Vlsr | local⟩ | N (cores) | ⟨D(cores)⟩ |
| (′′) | (′′) | (pc) | (pc) | (M⊙) | (M⊙ pc-1) | (km s-1) | (km s-1) | (km s-1 pc-1) | (km s-1 pc-1) | (pc) | |||||
| (1) | (2) | (3) | (4) | (5) | (6) | (7) | (8) | (9) | (10) | (11) | (12) | (13) | (14) | (15) | (16) |
|
|
|||||||||||||||
| 1 | –490 | –238 | 0.48 | 0.05 | 8.8 | 10.1 | 22.0 | 0.85 | 7.3 | 0.07 | 0.76 | 0.4 | 0.8 | 4 | 0.085 |
| 2 | –488 | –45 | 0.16 | 0.05 | 3.2 | 2.7 | 16.7 | 0.63 | 7.6 | 0.09 | 0.80 | 0.4 | 2.1 | 2 | 0.049 |
| 3 | –416 | –584 | 0.40 | 0.10 | 3.8 | 16.4 | 41.4 | 1.50 | 6.9 | 0.29 | 0.83 | 2.5 | 2.6 | 4 | 0.077 |
| 4 | –401 | 162 | 0.30 | 0.07 | 4.3 | 15.4 | 51.0 | 1.03 | 8.1 | 0.13 | 1.42 | 0.8 | 1.8 | 3 | 0.052 |
| 5 | –254 | –6 | 0.37 | 0.08 | 4.8 | 13.8 | 37.1 | 0.83 | 7.9 | 0.21 | 1.34 | 1.7 | 2.5 | 4 | 0.059 |
| 6 | –219 | 385 | 0.21 | 0.08 | 2.8 | 2.9 | 14.7 | 0.40 | 8.4 | 0.12 | 1.10 | 1.4 | 2.3 | 2 | 0.063 |
| 7 | –145 | 286 | 0.35 | 0.11 | 3.2 | 22.6 | 69.9 | 1.40 | 7.8 | 0.12 | 1.41 | 0.8 | 1.3 | 5 | 0.071 |
| 8 | –122 | –189 | 0.48 | 0.10 | 4.6 | 15.7 | 32.9 | 0.89 | 7.2 | 0.11 | 1.12 | 0.2 | 1.5 | 2 | 0.134 |
| 9 | –16 | 136 | 0.47 | 0.09 | 5.0 | 28.1 | 58.5 | 1.30 | 8.4 | 0.17 | 1.30 | 0.7 | 1.4 | 5 | 0.075 |
| 10 | 18 | –55 | 0.34 | 0.11 | 3.0 | 28.1 | 82.5 | 1.36 | 7.8 | 0.12 | 1.62 | 0.7 | 1.5 | 4 | 0.058 |
| 11 | 131 | –227 | 0.25 | 0.03 | 9.7 | 3.1 | 12.3 | 0.36 | 7.6 | 0.17 | 1.01 | 2.4 | 2.5 | 4 | 0.046 |
| 12 | 127 | 917 | 1.01 | 0.09 | 11.1 | 20.1 | 20.7 | 0.91 | 7.4 | 0.10 | 0.62 | 0.2 | 0.9 | 4 | 0.199 |
| 13 | 172 | 1252 | 0.18 | 0.04 | 4.9 | 2.2 | 11.7 | 0.53 | 7.2 | 0.05 | 0.58 | 0.1 | 1.0 | 1 | – |
| 14 | 356 | 914 | 0.23 | 0.04 | 5.9 | 2.8 | 11.9 | 0.52 | 7.8 | 0.06 | 0.63 | 0.4 | 1.3 | 1 | – |
|
|
|||||||||||||||
| Mean | – | – | 0.37 | 0.07 | 5.4 | 13.2 | 34.5 | 0.89 | 7.7 | 0.13 | 1.04 | 0.9 | 1.7 | 3.75 | 0.081 |
Notes. Columns: (1) Fiber ID; (2) & (3) central position in radio offsets respect to the map center; (4) fiber length, L; (5) maximum radius, Rmax; (6) aspect ratio, AR = L/Rmax; (7) total mass, Mtot; (8) mass-per-unit-length, Mlin; (9) virial mass, Mvir; (10) mean gas velocity, ⟨Vlsr⟩; (11) mean line centroid dispersion, ⟨σVlsr⟩; (12) mean non-thermal velocity dispersion, ⟨σNT⟩; (13) mean, global velocity gradient, 
; (14) mean local gradient, ⟨∇Vlsr | local⟩; (15) number of embedded core candidates; (16) mean nearest distance between core candidates along the fiber, ⟨D(cores)⟩ (see text for details). Mean values for all the above parameters are indicated in the last row.
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