The Location of Ra, maybe.

[anagogy]

Also, let us not forget that they stated in 2.2,

"[...] Thus, he changed his name to one which honored the sun disc. This distortion, called “Aten,” was a close distortion to our reality as we understand our own nature of mind/body/spirit complex distortion. [...]"

Perhaps, being multidimensional, they reside in multiple arenas at the same time? And they perhaps, in part, dwell within the magnetic time/space fields of the Sun. Hence the association, in mythology, between Ra and the Sun.