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Home All issues Volume 526 (February 2011) A&A, 526 (2011) A33 Full HTML
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Table 1

SED parameters of embedded cores (Teff = 10   K).

A V pc/k T dusta βb κ 0c Ld L/Mcore L totale Ltotal/Mcore FWHMf F Gaussg
[%] [K]  [L⊙]   [L⊙]   [Rcl]   [Fmodel] 
(pext = 2 × 104   K/cm3, χ = 1)
0 2.00 3.05 18.05 1.748 2.697 0.829 0.323 1.081 0.421 1.081 1.077
Cores in the center of spherical clouds
1 2.48 2.92 17.37 1.737 2.561 0.562 0.244 0.675 0.293 1.059 1.062
2 3.82 2.79 16.67 1.714 2.465 0.343 0.184 0.391 0.210 1.062 1.064
4 8.65 2.83 15.56 1.682 2.299 0.142 0.115 0.152 0.123 1.086 1.073
8 26.36 3.02 13.99 1.627 2.084 3.99(–2) 5.61(–2) 4.09(–2) 5.79(–2) 1.131 1.085
16 93.22 3.51 12.07 1.549 1.845 8.12(–3) 2.16(–2) 8.13(–3) 2.18(–2) 1.176 1.090
32 351.7 3.58 9.78 1.553 1.946 1.37(–3) 7.07(–3) 1.39(–3) 7.19(–3) 1.223 1.101
64 1365. 2.51 7.66 1.693 2.637 2.30(–4) 2.34(–3) 2.35(–4) 2.39(–3) 1.247 1.105
Cores in the center of cylindrical clouds
1 2.72 2.84 17.09 1.726 2.561 0.489 0.222 0.577 0.262 1.056 1.062
2 4.76 2.78 16.26 1.707 2.443 0.263 0.158 0.293 0.176 1.066 1.066
4 12.46 2.88 14.98 1.667 2.256 9.30(–2) 9.04(–2) 9.30(–2) 9.57(–2) 1.099 1.076
8 42.04 3.18 13.28 1.604 2.025 2.27(–2) 4.05(–2) 2.32(–2) 4.14(–2) 1.151 1.090
16 158.1 3.79 11.30 1.523 1.801 4.22(–2) 1.46(–2) 4.27(–3) 1.48(–2) 1.202 1.098
(pext = 1 × 105   K/cm3, χ = 1)
0 10.0 3.06 17.28 1.691 2.329 0.243 0.211 0.3021 0.263 1.151 1.091
Cores in the center of spherical clouds
1 10.48 2.96 16.68 1.683 2.298 0.191 0.170 0.223 0.199 1.130 1.083
2 11.92 2.92 16.17 1.673 2.250 0.147 0.139 0.164 0.156 1.123 1.082
4 17.33 2.92 15.26 1.654 2.161 8.34(–2) 9.56(–2) 8.90(–2) 0.102 1.128 1.084
8 37.01 3.10 13.84 1.608 1.996 3.02(–2) 5.05(–2) 3.11(–2) 5.20(–2) 1.154 1.090
16 108.7 3.56 12.08 1.530 1.767 7.06(–3) 2.03(–3) 7.14(–3) 2.05(–2) 1.202 1.104
32 378.2 3.64 9.78 1.528 1.838 1.25(–3) 6.70(–3) 1.27(–3) 6.81(–3) 1.233 1.103
64 1417. 2.57 7.64 1.662 2.463 2.10(–4) 2.18(–3) 2.14(–4) 2.22(–3) 1.262 1.110
Cores in the center of cylindrical clouds
1 10.73 3.00 16.49 1.678 2.315 0.178 0.160 0.203 0.184 1.122 1.081
2 12.89 2.96 15.86 1.666 2.251 0.126 0.124 0.138 0.137 1.118 1.081
4 21.14 2.97 14.75 1.644 2.159 6.22(–2) 7.87(–2) 6.55(–2) 8.30(–2) 1.131 1.085
8 52.21 3.24 13.20 1.587 1.954 1.90(–2) 3.78(–2) 1.94(–2) 3.86(–2) 1.161 1.088
16 171.9 3.82 11.25 1.521 1.784 3.92(–3) 1.41(–3) 3.97(–3) 1.42(–2) 1.208 1.099
(pext = 1 × 106   K/cm3, χ = 1)
0 100.0 3.79 16.48 1.498 1.480 3.47(–2) 9.57(–2) 0.0409 0.113 1.311 1.125
Cores in the center of spherical clouds
1 100.5 3.70 15.87 1.505 1.541 2.94(–2) 8.13(–2) 3.29(–2) 9.09(–2) 1.283 1.111
2 102.0 3.59 15.40 1.510 1.571 2.53(–2) 7.02(–2) 2.74(–2) 7.62(–2) 1.280 1.119
4 107.8 3.47 14.62 1.516 1.605 1.89(–2) 5.39(–2) 1.98(–2) 5.67(–2) 1.256 1.108
8 130.4 3.50 13.43 1.508 1.607 1.08(–2) 3.38(–2) 1.10(–2) 3.47(–2) 1.245 1.105
16 214.4 3.83 11.82 1.467 1.538 3.97(–3) 1.60(–2) 3.99(–3) 1.62(–2) 1.247 1.106
32 518.7 3.54 9.644 1.501 1.709 9.26(–4) 5.81(–3) 9.42(–4) 5.91(–3) 1.278 1.121
64 1638. 2.68 7.60 1.607 2.181 1.71(–4) 1.91(–3) 1.75(–4) 1.95(–3) 1.298 1.123
Cores in the center of cylindrical clouds
1 100.7 3.68 15.58 1.518 1.637 2.83(–2) 7.83(–2) 3.13(–2) 8.66(–2) 1.279 1.121
2 102.9 3.59 15.04 1.520 1.654 2.33(–2) 6.51(–2) 2.50(–2) 6.98(–2) 1.254 1.107
4 111.7 3.51 14.16 1.522 1.674 1.62(–2) 4.72(–2) 1.69(–2) 4.92(–2) 1.241 1.104
8 145.8 3.61 12.87 1.504 1.643 8.22(–3) 2.73(–2) 8.38(–3) 2.79(–2) 1.238 1.104
16 275.1 4.01 11.12 1.473 1.609 2.62(–3) 1.20(–2) 2.65(–3) 1.20(–2) 1.246 1.105

Notes.  .

(a)

Effective dust temperature of the modified black-body fit.

(b)

Power of the effective emissivity where κ0 is the effective emissivity at λ0 = 250   μm

(c)

Effective emissivity per dust mass at λ0 = 250   μm.

(d)

Luminosity of the modified black-body fit.

(e)

Total luminosity of the dust re-emission.

(f)

FWHM of the Gaussian source approximation of the surface brightness at 250   μm.

(g)

Flux of the Gaussian source approximation of the surface brightness at 250   μm.

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