Evolution of coronal mass ejections with and without sheaths from the inner to the outer heliosphere: Statistical investigation for 1975 to 2022

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Volume 685 (May 2024)

A&A, 685 (2024) A89

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Table 2.

Power law size fitting parameters (S = δ ⋅ r^β) for each structure and heliocentric distance.

Distance (AU)	Structure	δ	β
0.25–5.42	Sheath	0.111 ± 0.003	0.795 ± 0.369
0.25–5.42	MO Cat I	0.269 ± 0.005	1.145 ± 0.330
0.25–5.42	MO Cat II	0.234 ± 0.008	0.600 ± 0.037
Inner and Outer	$\bar{MO}$ $\overline{MO}$	0.205 ± 0.014	0.795 ± 0.086

0.25–0.99	Sheath	0.115 ± 0.004	1.719 ± 0.736
0.25–0.99	MO Cat I	0.275 ± 0.008	2.416 ± 0.784
0.25–0.99	MO Cat II	0.234 ± 0.011	0.805 ± 0.236
Inner	$\bar{MO}$ $\overline{MO}$	0.250 ± 0.050	0.808 ± 0.218

1–5.42	Sheath	0.111 ± 0.005	−0.657 ± 1.106
1–5.42	MO Cat I	0.283 ± 0.010	−0.35 ± 0.853
1–5.42	MO Cat II	0.242 ± 0.021	0.576 ± 0.071
Outer	$\bar{MO}$ $\overline{MO}$	–	0.630 ± 0.427

Notes. Each block represents a different distance range (inner and outer, inner, and outer) detailed in the first column. The term $\bar{MO}$ $\overline{MO}$ refers to the average value from previous studies, as detailed in Appendix B.1.

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