Security in Space The Next Generation - UNIDIR

Table 2. Worldwide space situational awareness capabilities
Actor Optical sensors
Radar sensors
Amateur observers ■ □ □ □ ■
Bolivia * ■
Canada ■
China ■ ■
European Union ■ ■ (□) (□) (□)
France ■ ■
Georgia * ■
Germany ■
Japan ■ ■
India ■
Norway ■
Russia ■ ■ □
South Africa ■
Spain * ■
Switzerland ■
Tajikistan * ■
Ukraine ■
United Kingdom ■ ■
United States ■ ■ □ □ ■ ■ □
Uzbekistan * ■
Key: ■ = full capability; □ = some capability; (□) = under development
* part of the International Scientifi c Optical Network
Source: analysis by Brian Weeden, technical consultant, Secure World
Foundation.
Orbital sensors
Global coverage
Central tasking
Catalogue
Public data
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