Ariane 5 G , atop its mobile launch platform

An Ariane 5G, atop its mobile launch platform, leaves the 90-m-tall Final Assembly Building (BAF), where its was mated with its payloads, for a 2.8-km transfer to the Launch Zone (ZL-3) of the Ariane Launch Complex no.3 at Europe's Spaceport on February 25, 2004.
On 26 February at 04:36 a.m. Kourou time (07:36 a.m. GMT - 08:36 a.m. CET), Rosetta is scheduled to be launched on board an Ariane-5 launcher from the European Spaceport in Kourou, French Guiana.