Timeline is based on the latest info provided by ATV-CC Toulouse and will be updated in real time between now and Sunday. If any specific event should change by just a few minutes, we may not get a moment to update this and we’ll let you know via Twitter (you do follow @esaoperations in Twitter, don’t you?).

The ATV control centre in Toulouse, France, commands the craft throughout their missions.

The ATV control centre in Toulouse, France, commands the craft throughout their missions. Credit: CNES/M. Pedoussaut

All times GMT

Friday 13 Feb

By 16:00 ATV Flight dynamics team complete final undocking & reentry predictions
10:27 ATV-CC – Start configuring ATV for egress, undock & flight, without the failed PDC4 chain
12:45 Initialise on board GPS settings
15:10 – 18:00 Start of egress activities for crew. This includes:Remove surplus equipmentClose-out photos/video of interiorDowlink photos/videos to ground for examinationClose hatchATV Vestibule de-pressurizationLeak check

 

Saturday 14 Feb

07:34 Start undocking critical phase
08:52 ISS hooks opening
13:16 ATV wakeup
13:34 Demerging
13:40 Earliest possible separation
13:44 SEPARATION
13:45 ATV departure manoeuvre (thruster burn)
13:59 ATV leaves the ISS ‘approach ellipsoid’ (critical area around Station)
16:06 End of undocking critical phase
16:30 Operations briefing at ATV-CC – last one ever?

 

Sunday 15 Feb

11:30 Start of reentry critical phase
11:30 Start of reentry manoeuvre operations
14:30 DEO1 First deorbit manoeuvre
15:56 Tank switch
17:26 DEO2 Second deorbit manoeuvre
17:57 Tumbling (expected until 18:11; includes final loss of signal)
18:12 Impact (expected)
18:26 Final ATV-CC team briefing
18:57 End of reentry critical phase