Isis 1
Thor Delta E1
United States Air Force
Launch Status
SuccessMission
Isis 1
Type: Earth Science
ISIS 1 (International Satellite for Ionosphere Studies) was an ionospheric observatory instrumented with sweep- and fixed-frequency ionosondes, a VLF receiver, energetic and soft particle detectors, an ion mass spectrometer, an electrostatic probe, an electrostatic analyzer, a beacon transmitter, and a cosmic noise experiment.
Trajectory
The trajectory is unavailable. Check back for updates.
Location
Space Launch Complex 2E
Vandenberg SFB, CA, USA
714 rockets have launched from Vandenberg SFB, CA, USA.

Rocket
Thor Delta E1 – McDonnell Douglas
- Family: Thor
- Length: 28 m
- Diameter: 2.44 m
- Launch Mass: 68 T
- Low Earth Orbit Capacity: 540 kg
The Thor Delta E1 was manufactured by McDonnell Douglas with the first launch on 1966-07-01. Thor Delta E1 has 16 successful launches and 1 failed launches with a total of 17 launches. American orbital launch vehicle family with Thor first stage and a delta second stage.
Agency
United States Air Force – USAF
- Type: Government
- Abbreviation: USAF
- Country: USA