1985 · Soviet Space Program
US-P 21
successTsiklon-2 | US-P 21
Ocean surveillance satellite using passive ELINT devices
Overview
- Date / time
- April 18, 1985 at 09:40 PM UTC
- Outcome
- success
- Mission
- US-P 21
- Mission type
- Government/Top Secret
- Orbit achieved
- Low Earth Orbit