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USA 81 - 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 Mar 01 00:47:490.8642.081FENGYUN 1C DEB32179small
2021 Mar 01 09:46:172.87711.139RITE TARGET 128454small
2021 Mar 01 18:42:034.03011.889deb OV1-45361small
2021 Mar 02 00:49:523.6285.157IRIDIUM 33 DEB35632small
2021 Mar 02 09:56:421.88814.818deb Agena D5957small
2021 Mar 02 18:33:521.37513.467COSMOS 2251 DEB35580small
2021 Mar 06 12:21:013.66414.618METEOR 2-8 DEB36352small
2021 Mar 06 18:56:544.86912.471FENGYUN 1C DEB30872small
2021 Mar 06 20:26:562.47414.900FENGYUN 1C DEB31555small
2021 Mar 06 23:08:272.97213.008OPS 60732669medium