Shell · 850 km · Historic sunsynch

Debris density in the 850 km shell.

Name: Debris density — 850 km shell
Creator: Ephem
License: https://ephem.pages.dev/terms

Older sunsynch platforms; still populated by legacy Earth-observation missions and their upper stages.

§1 Notable objects at this altitude

Envisat (defunct)

§2 Last measured density

No live measurement available (the nightly propagator has not run yet, or the API is unreachable from this build). The API endpoint below will populate on the first successful run.

§3 Live endpoint

GET · https://ephem-api.YOUR-SUBDOMAIN.workers.dev/shell/density/850

curl -s https://ephem-api.YOUR-SUBDOMAIN.workers.dev/shell/density/850 \
  -H "Authorization: Bearer ek_live_..."

Refreshed nightly. Envelope includes every 5° latitude × 10° longitude bin with at least one object.