Watch the launch of ATV Johannes Kepler live
Following a measurement anomaly in the liquid oxygen propellant tank of the cryogenic main stage for Flight 200's Ariane 5 launcher, yesterday's countdown was stopped. The new launch time has been set for this evening at 22:50:55 CET.
Yesterday's final countdown was stopped 4 minutes and 1 second prior to the planned lift-off time.
The launch vehicle and its payload, ATV Johannes Kepler, remain in a safe mode awaiting restart of the final countdown operations.