On some features characterizing the plasmasphere–magnetosphere–ionosphere system during the geomagnetic storm of 27 May 2017

Earth, Planets and Space

Table 3 Magnetopause crossings for THEMIS A and THEMIS E: occurrence time (from 27 May 2017 at 17:29 UT to 28 May 2017 at 05:44 UT), GSE coordinates and distance from the Earth

Satellite	Date and Universal Time	(X_GSE, Y_GSE, Z_GSE) (R_E)	r (R_E)
THEMIS A	27 May 2017 19:26	(4.9, − 5.3, − 3.9)	8.2
	27 May 2017 23:27	(4.7, 9.5, − 4.9)	11.7
	27 May 2017 23:51	(4.6, 9.8, − 4.9)	11.9
	28 May 2017 02:28	(3.8, 11.2, − 5.0)	12.8
	28 May 2017 02:56	(3.7, 11.5, − 4.9)	13.0
	28 May 2017 05:44	(2.5, 12.2, − 4.6)	13.3
THEMIS E	27 May 2017 17:29	(3.7, 8.3, − 3.5)	9.7
	27 May 2017 23:18	(1.7, 12.4, − 3.5)	13.0
	27 May 2017 23:50	(1.5, 12.6, − 3.4)	13.1
	28 May 2017 00:36	(1.1, 12.7, − 3.3)	13.2
	28 May 2017 00:52	(1.0, 12.8, − 3.1)	13.2
	28 May 2017 01:28	(0.7, 12.9, − 3.1)	13.3