Paper Two-Line Elements

Until 1987 NASA sent us weekly patches of the Two-Line-Elements (updated orbit information coming in two lines per object) on paper. A bit too slow for near real-time conjunction analysis like the space debris office is now providing on a routine basis. At that time the Mission Analysis Office of Walter Flury was browsing through the paper information for interesting objects. The DISCOS database with daily e-mail updates came a few years later.

Leave a Reply

Your email address will not be published. Required fields are marked *

 

Comment moderation is enabled. Your comment may take some time to appear.