January 30, 1969 6:46 am

Isis 1

|

Thor Delta E1

Vandenberg SFB, CA, USA
Days
Hours
Minutes
Seconds
January 30, 1969 6:46 am

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Last Updated:

2026-07-13 16:06:28

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.
Launch Overview
Window Open 06:46 UTC
Window Close 06:46 UTC
Lift Off Jan 30, 1969 · 06:46 UTC
Launch Facility Vandenberg SFB, CA, USA
Launch Pad Space Launch Complex 2E
Target Orbit Elliptical Orbit
Payload Overview
Customer United States Air Force
Payload Isis 1
Rocket Thor Delta E1
Destination Elliptical Orbit
Recovery Overview
Landing Location See Mission Notes
Landing Type RTLS / Droneship
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.

Height

LEO Payload

Total Launches

Status

United States Air Force
Space Launch Complex 2E
Launch Overview
Window Open 06:46 UTC
Window Close 06:46 UTC
Lift Off Jan 30, 1969 · 06:46 UTC
Launch Facility Vandenberg SFB, CA, USA
Launch Pad Space Launch Complex 2E
Target Orbit Elliptical Orbit
Payload Overview
Customer United States Air Force
Payload Isis 1
Rocket Thor Delta E1
Destination Elliptical Orbit
Recovery Overview
Landing Location See Mission Notes
Landing Type RTLS / Droneship

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