Sat 20th Sep - Dockyards, ghetto alleys, foot tunnels, skyscrapers and more! II

i've got to go to a hen night in greenwich but would be good to join afterwards. what time do you think you'll hit greenwich/woolwich? where does it end?

Prob hit Greenwich about 9 - 9:30 ish and Woolwich maybe an hour later because of the time trial.