Space Situational Awareness

NATO DIANA · Resilient Space Operations — two-body propagation & conjunction screening for a sovereign asset.

No close conjunctions — asset clearWindow 100 minObjects screened 3
EARTHSOV-1DEB-ADEB-BSAT-C

Top-down equatorial projection · 0 min · 120× real-time

Conjunction screening · SOV-1
ObjectTCA (min)Miss (km)Rel V (km/s)PcAlert
DEB-A100737.3990.81<1e-6GREEN
DEB-B9612122.00214.28<1e-6GREEN
SAT-C013841.08815.16<1e-6GREEN

TCA / miss distance found by sampling the relative range over the screening window and refining with a ternary search; relative velocity by finite difference; collision probability is a Gaussian miss-distance proxy. Red < 1 km · amber < 5 km.