6m prop mode question

looking at the spots over night on 6m i see a fella with a 2 call worked a JA on jt65 and a guy in MO worked a SM both between 10:00-12:00 ut what prop mode would that be
i always see plenty of spots for Ms using cw or msk144
is this Es or auroral E or something else?

submitted by /u/swccaster
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