Asymmetry in the Earth’s magnetotail neutral sheet rotation due to IMF $$B_y$$ sign?

Geoscience Letters

Official Journal of the Asia Oceania Geosciences Society (AOGS)

Table 1 Mean and median of IMF $B_y$ and IMF $B_z$ tagged to the neutral sheet crossings in each of the IMF categories (in nT)

IMF $B_z > 0$	Mean IMF $B_y$	Median IMF $B_y$	Mean IMF $B_z$	Median IMF $B_z$
IMF $B_y > 3$ nT	4.5	4.2	2.2	1.7
IMF $B_y < -3$ nT	− 4.6	− 4.2	2.2	1.7
$0<$ IMF $B_y$ $< 3$ nT	1.4	1.4	1.8	1.4
$-3$ nT < IMF $B_y$ $< 0$	− 1.5	− 1.5	1.6	1.3

IMF $B_z < 0$	Mean IMF $B_y$	Median IMF $B_y$	Mean IMF $B_z$	Median IMF $B_z$
IMF $B_y > 3$ nT	4.5	4.0	− 1.7	− 1.5
IMF $B_y < -3$ nT	− 4.4	− 3.9	− 1.9	− 1.7
$0<$ IMF $B_y$ $< 3$ nT	1.6	1.6	− 1.3	− 1.0
$-3$ nT < IMF $B_y$ $< 0$	− 1.5	− 1.5	− 1.6	− 1.1

IMF \(B_z > 0\)	Mean IMF \(B_y\)	Median IMF \(B_y\)	Mean IMF \(B_z\)	Median IMF \(B_z\)
IMF \(B_y > 3\) nT	4.5	4.2	2.2	1.7
IMF \(B_y < -3\) nT	− 4.6	− 4.2	2.2	1.7
\(0<\) IMF \(B_y\) \(< 3\) nT	1.4	1.4	1.8	1.4
\(-3\) nT < IMF \(B_y\) \(< 0\)	− 1.5	− 1.5	1.6	1.3