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Location: St. Louis
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deb Explorer IX - Close encounters

The following table lists the upcoming close encounters with all other known orbiting objects for which orbital elements are available (over 16000). Only objects which come within 5 km are included. Please note that the accuracy of these predictions is limited by the accuracy of the latest orbital elements. A position accuracy of approximately 1 km is typical. Click on a row to get more details about the encounter and a graphical representation.

Time (UTC) Distance Relative speed Other object
km km/s Name ID Radar cross section
2021 Dec 01 03:52:443.9969.123NRL adapter1504small
2021 Dec 01 04:30:323.83213.916NIGERIASAT X37790medium
2021 Dec 01 16:40:051.39912.845CZ-2D R/B36597large
2021 Dec 02 18:32:254.48312.936NIMBUS 2 DEB28617small
2021 Dec 04 02:32:172.59610.419deb Kosmos-222722574small
2021 Dec 04 08:21:414.17612.046COSMOS 2251 DEB34685small
2021 Dec 05 18:32:352.60812.246COSMOS 2251 DEB35903small