Strong non-radial propagation of energetic electrons in solar corona

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Volume 614 (June 2018)

A&A, 614 (2018) A61

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Table 1

SEP event characteristics.

Properties	STA		STB
SEP onset^a, UT	08:42		08:34
– max^a, UT	09:29		08:47
– velocity dispersion	poor		poor
– energy range, keV	≤195		≤195
– spectral index^b, γ	–3.49		–3.27
– onset delay vs. type III^c, min	14–20		7–13
Flare onset, UT		08:07:15–08:09:45
Flare max, UT		08:14
Type III bursts, UT		08:08–08:16
Jet onset, UT		08:11:30–08:12:15
Jet speed, km s⁻¹		430–130 (380–115)^d
Jet inclination^e, degree		63° ± 11°
Jet width, degree	20		22
STA-STB orbital separation		32°
STA-STB footpoint separation		22°
Footpoint^f separation to flare	68°		90°
Heliocentric distance, AU	0.97		1.00
Nominal Parker spiral length, AU	1.17		1.16
V_sw, km s⁻¹	331		415

Notes. ^(a) 55–65 keV, ^(b) in 55–195 keV energy range, ^(c) in solar release time: taking into account the measured solar wind speed V_sw, the travel time of radio emission and electrons from the Sun to the s/c, ^(d) projected speed, ^(e) relative to the radial direction, ^(f) nominal.

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