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Table 7

The 3-T fit to the LETGS spectrum of δ Ori, applying a CIE-model to the total (time) spectrum.

Parameters

Model
log NH[cm-2 20.18(.03)
z (Redshift) −2.3(.5)e-4
v mic 1039(21)
T1[keV] 0.098(.005)
T2[keV] 0.228(.008)
T3[keV] 0.647(.010)

EM1[1054 cm-3] 2.05(.20)
EM2[1054 cm-3] 2.27(.09)
EM3[1054 cm-3] 0.88(.04)

L1[1031 erg/s]a 7.10
L2[1031 erg/s] 5.14
L3[1031 erg/s] 2.59
LTot[1031 erg/s] 14.83

Nh1[1020 cm-2] 0.21(.16)
Nh2[1020 cm-2] 1.52(.37)
Nh3[1020 cm-2] 26.7(4.0)

C 1.080(.016)
N 1.046(.020)
O 0.859(.009)
Ne 1.243(.015)
Mg 1.650(.022)
Si 0.913(.012)
Fe 1.000(fix)
Cstat/d.o.f. 2836/1609
Cstatred 1.76

Notes. The distance is put at 212 pc (Van Leeuwen 2007).

(a)

In the range from 0.07 to 3 keV. (LETGS band).

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