In article , Andy
writes

Barnaby's original post suggests 17:28 UT on Sunday, 15th January from
M4 just west of Membury services.
--
David Entwistle

Thanks David,

I've checked my radio obs captures, and have no signal reflections for that
time. Sometimes
they show up, sometimes they don't!


Sorry, I should have said the 17:28 UT on Sunday, 16th January.
--
David Entwistle