We have had a NOTAM created, so we have completed all steps to ensure we comply with the launch.
For those interested, the NOTAM is:-
GG YSCBNOFE 300144 YBBBZEZX C1584/14 NOTAMN Q) YBBB/QWLLW/IV/M/W/000/999/ A) YBBB B) 1410312000 C) 1411070700 E) UNMANNED BALLOON LAUNCH WILL TAKE PLACE BRG 151 MAG 16NM FM CHILLAGOE (YCGO) AD PSN S17 22.8 E144 39.8 F) SFC G) UNL