3 ms·

so long as it has a sufficient radar cross section, the orbits of non-operational stuff can be predicted just fine. NORAD tracks the location of everything big

• dingaling 9y ago
  > and makes it all available Well not 'all'; naturally the published elements omit objects related to 'national security' and objects which weren't announced as space vehicles e.g. debris. They are also published under a very restrictive license; I can't forward the elements to you, nor publish anything derived from them, such as predictions for a pass. End-user eyes only.