http://www.bbc.co.uk/news/science-environment-30012854
Key timings for landing effort (GMT)
• Rosetta delivery manoeuvre - shortly after 06:00
• Latest Go/No-go decision - before 07:35
• Philae separates from Rosetta - 08:35
• Confirmation signal at Earth of separation - 09:03
• Rosetta's post-delivery manoeuvre - 09:15
• Radio connection established - 10:30
• First data from descending Philae after 12:00
• Landing of Philae on 67P - after 15:30
• Confirmation signal at Earth - around 16:00