The "API support" for the NEOCC web services is currently limited to some HTTPS GET requests with raw text-based responses. Note that the API is considered as experimental — pending funding...

It is possible to visualise the orbits of all asteroids in our database by entering their name, provisional designation or catalogue number. The position along the orbit is computed at regular time...

The NEOCC is ESA's centre for observing and computing asteroid orbits and assessing their impact risk.