disseminate,                              # request for simluated satellite images
stream = oper,                          # Meteosat 10, SEVIRI instrument
type = ssd,                                # channels 5,6,9, cloudy brightness temperature
levtype = off,
param = clbt,
step = 0/to/144/by/3,
channel = 5/6/9,
ident = 57,
instrument = 207,
.../...