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QUASAR 20?

Atlas V 421 launch from Cape Canaveral & Kennedy (United States) on October 15, 2017, carrying 1 payload. GCAT records the launch as a success.

October 15, 2017 · 07:28 UTCLaunch 2017-066Launch no. 5,681 in the log
RocketAtlas V 421variant C
SpaceportCape Canaveral & Kennedypad SLC41
OutcomeSuccess
Launch agencyULAUnited States

Flight

Date and time (UTC)
October 15, 2017, 07:28
Launch designation
2017-066
Mission
QUASAR 20?
Flight name
USA 279
Vehicle flight ID
AV-075
Flight code
NROL-52

Orbit and payload

Initial perigee
1,088 km
Initial apogee
35,816 km
Inclination
18.7°
Payload mass to orbit
5.6 t
Payloads
1
GCAT launch code
OS

Payloads

PayloadDesignationOwnerMission typeMassFate
USA 2792017-066ANORAD 42949National Reconnaissance OfficeCommunications5,600 kgIn orbit

Source: GCAT launch list and payload catalogs, Jonathan C. McDowell (CC BY 4.0). Orbit values are the initial orbit reported for the launch.