A Chronology of Milestones

1800 - 2200

An NEO chronology, listing significant past and forthcoming events, can be downloaded below. It contains the following information, in chronological order:

- data of known NEAs with past nominal Earth close approach distances d < 1.0 LD;

- data of known NEAs with future nominal Earth close approach distances d < 10.0 LD and minimum close approach distances d < 1.0 LD

- milestones of NEO research.

 

The NEO Chronology is regularly updated.

For the meaning of the technical terms used, see here

 

This page is updated regularly with the kind contribution of Karel van der Hucht.