Ctrl K

© Polaris Intelligence 2026

Privacy Terms Admin

SURCAL 4

retired

Technology DemonstrationLEOCOSPAR 1965-016GLaunched 3/9/1965

Mission & Launch

Launch Mission: POPPY 4/NRL Comp 5
Launch Vehicle: Thor SLV-2 Agena D
Launch Date: 3/9/1965
Last Contact: 1/1/1970

Orbit & Mass

Orbit Class: LEO
Altitude: 923 km
Inclination: 70.09 deg
Dry Mass: 5 kg
Total Mass: 5 kg

Payload Classification

Mission Type: Technology Demonstration
Payload Category: CAL
Payload Class: D

Organizations

Operator: U.S. Naval Research Lab
Manufacturer: U.S. Naval Research Lab

Registry

COSPAR ID: 1965-016G
UN Registration: A/AC.105/INF.101