Poppy was the follow-on ELINT system, which succeeded the Grab ELINT satellite system.

Thor-Agena was a series of orbital launch vehicles. The rockets used Thor first stages and Agena second stages. They are thus cousins of the more-famous Thor-Deltas, which founded the Delta rocket family.

The United States Air Force (USAF) is the air service branch of the United States Armed Forces, and is one of the eight uniformed services of the United States. Originally created on 1 August 1907, as a part of the United States Army Signal Corps, the USAF was established as a separate branch of the United States Armed Forces in 1947 with the enactment of the National Security Act of 1947.

• OPS 4988 (GREB 6)

  1965-016ANORAD 1271PAYUnited States (US)

  Technical details

  Orbit type: ORBOrbit center: EALaunch site: AFWTRPeriod: 103.10 minRCS: 0.565 m²
  Inc: 70.1°

  889 km → 922 km
• GGSE 2

  1965-016BNORAD 1244PAYUnited States (US)

  Technical details

  Orbit type: ORBOrbit center: EALaunch site: AFWTRPeriod: 103.14 minRCS: 0.471 m²
  Inc: 70.1°

  890 km → 924 km
• GGSE 3

  1965-016CNORAD 1292PAYUnited States (US)

  Technical details

  Orbit type: ORBOrbit center: EALaunch site: AFWTRPeriod: 102.74 minRCS: 0.714 m²
  Inc: 70.1°

  876 km → 901 km
• SOLRAD 7B

  1965-016DNORAD 1291PAYUnited States (US)

  Technical details

  Orbit type: ORBOrbit center: EALaunch site: AFWTRPeriod: 103.23 minRCS: 0.479 m²Orbit source: gpEpoch: 2026-03-08T12:13:28.123392+00:00Orbit fetched: 2026-03-09T00:11:00.726+00:00
  Inc: 70.1°

  894 km → 929 km

  Epoch: 2026-03-08T12:13:28.123392+00:00
• SECOR 3

  1965-016ENORAD 1208PAYUnited States (US)

  Technical details

  Orbit type: ORBOrbit center: EALaunch site: AFWTRPeriod: 103.15 minRCS: 0.193 m²
  Inc: 70.1°

  891 km → 924 km
• OSCAR 3 (OSCAR III)

  1965-016FNORAD 1293PAYUnited States (US)Ops: -

  Technical details

  Orbit type: ORBOrbit center: EALaunch site: AFWTRPeriod: 102.24 minRCS: 0.214 m²
  Inc: 70.1°

  851 km → 879 km
• SURCAL 2

  1965-016GNORAD 1310PAYUnited States (US)Ops: D

  Technical details

  Orbit type: IMPOrbit center: EALaunch site: AFWTRPeriod: 89.27 minRCS: 4.486 m²
  Inc: 70.0°

  233 km → 243 km
• PORCUPINE 1

  1965-016HNORAD 1272PAYUnited States (US)

  Technical details

  Orbit type: ORBOrbit center: EALaunch site: AFWTRPeriod: 103.26 minRCS: 0.236 m²
  Inc: 70.1°

  895 km → 931 km

• OPS 4988 DEB

  1965-016KNORAD 12099DEBUnited States (US)

  Technical details

  Orbit type: ORBOrbit center: EALaunch site: AFWTRPeriod: 102.50 minRCS: 0.080 m²
  Inc: 70.1°

  866 km → 889 km
• GGSE 3 DEB

  1965-016LNORAD 44043DEBUnited States (US)

  Technical details

  Orbit type: ORBOrbit center: EALaunch site: AFWTRPeriod: 102.56 min
  Inc: 70.1°

  868 km → 891 km
• THOR AGENA D R/B

  1965-016JNORAD 1245RBUnited States (US)

  Technical details

  Orbit type: ORBOrbit center: EALaunch site: AFWTRPeriod: 103.03 minRCS: 4.911 m²
  Inc: 70.1°

  886 km → 918 km