Pilot-4, a U.S. Navy NOTS Project Pilot (NOTSNIK) air-launched radiation-research satellite attempt from an F4D Skyray over Point Mugu/China Lake, exploded during first-stage HOTROC ignition about 0.75 s after release.
- Outcome
- Failure
- Orbit
- LEO
- Low Earth orbit
- Payload to orbit
- Did not reach orbit
- Flight
- 4th
- of 6 Project Pilot flights
- Date and time
- 25 August 1958, 00:00 UTC
- Rocket
- Project Pilot
- Builder
- USN
- Launch site
- Naval Air Weapons Station China Lake, Air launch to Suborbital flight
- Payload
- Government/Top Secret
- Launches in 1958
- 17th of 28