Free Access

Table 3

Best-fit parameters obtained for βX,opt = βX   ϵ    [0.4;2.4], i.e., 2σ interval of the X-ray energy spectral index value.

Epoch Extinction curve βX,opt A3000

0.47 days SMC 0.92 0.60
MEC 1.19 0.69 1.68 0.81
Calzetti 1.22 0.10 1.35 0.74
MECatt 1.29 1.50 2.37 0.91
SN-type 0.02 0.02

1.25 days SMC 0.07 0.02
MEC 0.09 0.04
Calzetti 0.08 0.03
MECatt  < 0.43 0.11 0.04
SN-type 0.11 0.04

3.4 days SMC 0.13 0.12
MEC 0.30 0.26
Calzetti 0.22 0.20
MECatt 0.46 0.37
SN-type 0.04 0.04

Current usage metrics show cumulative count of Article Views (full-text article views including HTML views, PDF and ePub downloads, according to the available data) and Abstracts Views on Vision4Press platform.

Data correspond to usage on the plateform after 2015. The current usage metrics is available 48-96 hours after online publication and is updated daily on week days.

Initial download of the metrics may take a while.