Stuff in LEO moves fast, which makes it a lot harder to acquire and get a good track in the short time it's overhead a sensor site. Radars are just a lot more efficient, particularly if you already have a bunch of big phased arrays you've built for missile warning :) --------- Brian On Fri, Sep 8, 2017 at 2:49 PM, John Gerrard via Seesat-l < seesat-l_at_satobs.org> wrote: > Why optical sensors are not used along with radars for generating TLEs of > LEO objects? > Best Regards > _______________________________________________ > Seesat-l mailing list > http://mailman.satobs.org/mailman/listinfo/seesat-l > _______________________________________________ Seesat-l mailing list http://mailman.satobs.org/mailman/listinfo/seesat-lReceived on Fri Sep 08 2017 - 14:43:24 UTC
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