← All launches
Launch SuccessfulUnited States Air Force
Delta 2313: Sirio 1
The SIRIO satellite is an experimental geostationary artificial telecommunications satellite, the first to be designed and built in Italy.
Thursday, 25 August 1977
Mission Data
🇺🇸United States Air ForceEst. 1947
Launch VehicleDelta 2313
Vehicle FamilyDelta
Vehicle Record2 of 3 launches (66.7%)
Provider TypeGovernment
Agency Record972 successes / 106 failures (90%)
Success Streak68 consecutive
Mission TypeCommunications
Target OrbitGeostationary Orbit
Launch PadSpace Launch Complex 17B
Location🇺🇸 Cape Canaveral SFS, FL, USA USA
Orbital Launches This Year#83
Agency Launches This Year#15
Launches From This Pad132
Launches From This Site1,132
Status Note
The launch vehicle successfully inserted its payload(s) into the target orbit(s).
About Delta 2313
The Delta 2000 series was an American expendable launch system which was used to conduct forty-four orbital launches between 1974 and 1981. It was a member of the Delta family of rockets. Several variants existed, which were differentiated by a four digit numerical code.
Launch Site
Space Launch Complex 17B · 28.4458°N 80.5657°W
Launch data from Launch Library 2 by The Space Devs.