For its fourth launch of the year, and the second Ariane 5 mission in 2017 from the Guiana Space Center in French Guiana, Arianespace will orbit two satellites: SGDC for VISIONA Tecnologia Espacial S.A. on behalf of the Brazilian operator Telebras S.A., and KOREASAT-7 for ktsat of South Korea.
SGDC and KOREASAT-7 are the 555th and 556th satellites to be launched by Arianespace.
This will be the 287th mission by the Arianespace family of launchers, and the seventh all-Thales Alenia Space mission, as both satellites were built by this manufacturer.