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Tiros 1 - 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 08 13:47:262.8717.193FENGYUN 1C DEB31443small
2021 Dec 08 21:30:400.37313.679HJ-2A46478large
2021 Dec 10 20:06:043.51213.173COSMOS 2251 DEB35066small
2021 Dec 12 09:48:424.38311.266COSMOS 2251 DEB37337small
2021 Dec 12 21:35:141.78414.252APRIZESAT 335686medium
2021 Dec 13 02:16:152.0709.874COSMOS 2251 DEB36002small