Rosetta Journal Entry #4: Integration of PROM casettes completed

Kourou, French Guiana,

The activities on the spacecraft are continuing according to schedule. The two PROM cassettes have been successfully integrated and verified, including checks conducted remotely from ESOC.

The finalisation of the MLI is progressing as planned, with Austrian Aerospace personnel assisting Alenia, Astrium and ESA in the activity. Final activities on the GIADA instrument are also being carried out, including cleaning of internal optical surfaces and laser system health checks.

In parallel, the preparation for the launch count down dry run is ongoing.