Free Access

Table 4

Best-fit spectral index α and associated for the fit of the source spectrum parameters.

Model HEAO-3 TRACER CREAM
α best ... ...

| Carbon |
II 2.41 7.16 N/A N/A 2.48 1.59
III 2.33 6.14 N/A N/A 1.90 2.15
I/0 2.28 5.96 N/A N/A 2.11 1.78
III/II 2.27 6.54 N/A N/A 2.21 1.73
| Oxygen |
II 2.37 7.34 2.35 15.17 2.61 3.17
III 2.32 6.11 2.27 13.76 2.18 4.59
I/0 2.26 6.08 N/A N/A 2.28 3.69
III/II 2.26 6.61 2.19 2.54 2.37 3.54
| Neon |
II 2.37 3.94 2.27 5.59 2.57 0.85
III 2.30 2.85 2.19 3.06 2.01 1.09
I/0 2.24 3.54 N/A N/A 2.21 0.93
III/II 2.23 3.80 2.09 1.68 2.31 0.91
| Magnesium |
II 2.40 7.13 2.35 26.79 2.54 0.69
III 2.35 6.03 2.23 0.60 2.10 1.28
I/0 2.29 6.37 N/A N/A 2.22 0.90
III/II 2.29 6.79 2.17 11.47 2.31 0.83
| Silicon |
II 2.38 3.95 2.49 53.88 2.60 2.08
III 2.34 3.15 2.24 3.89 2.25 2.93
I/0 2.29 3.35 N/A N/A 2.33 2.41
III/II 2.29 3.63 2.31 35.14 2.40 2.30
| Sulfur |
II 2.44 1.79 2.39 2.22 N/A N/A
III 2.39 1.27 2.19 0.70 N/A N/A
I/0 2.34 1.39 N/A N/A N/A N/A
III/II 2.33 1.58 2.21 1.35 N/A N/A
| Argon |
II 2.61 1.31 2.37 0.51 N/A N/A
III 2.57 1.18 2.22 0.62 N/A N/A
I/0 2.51 1.26 N/A N/A N/A N/A
III/II 2.50 1.31 2.19 0.29 N/A N/A
| Calcium |
II 2.56 1.94 2.49 0.83 N/A N/A
III 2.52 1.76 2.36 1.08 N/A N/A
I/0 2.48 1.84 N/A N/A N/A N/A
III/II 2.48 1.90 2.34 0.73 N/A N/A
| Iron |
II 2.43 4.05 2.48 19.60 2.67 1.54
III 2.39 3.77 2.29 2.48 2.42 2.37
I/0 2.36 3.88 N/A N/A 2.46 1.94
III/II 2.35 3.98 2.34 11.95 2.52 1.80

Notes. Each column correspond to a different set of data on which the fit is performed.

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.