2026-244Latest orbital launch: Falcon 9 · Starlink Group 15-16 · Oct 27, 2026 · VandenbergLaunch record →
sci-techmaventhe history of spaceflight, in data
  1. Home
  2. Launches
  3. 1960
  4. 1960 IOT
// orbital launch

A-11

Thor Delta launch from Cape Canaveral & Kennedy (United States) on August 12, 1960, carrying 1 payload. GCAT records the launch as a success.

August 12, 1960 · 09:39 UTCLaunch 1960 IOTLaunch no. 74 in the log
SpaceportCape Canaveral & Kennedypad LC17A
OutcomeSuccess
Launch agencyGSFCUnited States

Flight

Date and time (UTC)
August 12, 1960, 09:39
Launch designation
1960 IOT
Mission
A-11
Flight name
Echo 1
Vehicle flight ID
270/D002

Orbit and payload

Initial apogee
2,147 km
Payload mass to orbit
0.085 t
Payloads
1
GCAT launch code
OS

Payloads

PayloadDesignationOwnerMission typeMassFate
Echo 11960 IOT 1NORAD 49NASA Langley Research CenterCommunications75 kgReentered (orbital decay) · May 24, 1968

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