Soyuz-U-PVB | Yantar-4KS1M 8

The Neman or Yantar-4KS1M satellites were improved versions of the Terilen elctro-optical reconnaissance satellites. They were transmitting the data via Potok (Geizer) relay satellites.

Mission Details

  • Launch date: June 25, 1998 at 02:00 PM UTC
  • Launch vehicle: Soyuz-U-PVB
  • Operator: Russian Federal Space Agency (ROSCOSMOS)
  • Launch site: Baikonur Cosmodrome, Republic of Kazakhstan
  • Mission type: Government/Top Secret