My info from an email of last March (!) is that it was tentatively set for weekend of 22 February.

The co-ordinator, who should be able to give more definite information, is Jane Hutton:
J.Hutton-2 (at) plymouth (dot) ac (dot) uk

(email address disguised in case she doesn't want the spam harvesters to get it: re-assemble for use)

Anahata