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CZ-4C R/B - 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 May 12 13:09:494.33312.416FENGYUN 1C DEB29847small
2021 May 12 14:56:021.52412.909FENGYUN 1C DEB31314small
2021 May 14 11:55:473.97914.035deb Delta 10410392small
2021 May 15 08:10:464.93715.086OBJECT B48269medium
2021 May 15 09:44:263.85614.891CZ-2D DEB43487small
2021 May 16 15:56:341.18814.548NOAA 16 DEB41215small
2021 May 17 01:56:133.18412.217COSMOS 2251 DEB34009small
2021 May 17 20:02:062.56214.124STSS ATRR (USA 205)34903?
2021 May 17 23:37:073.1124.573Cosmos 521 Rocket6207large
2021 May 18 15:33:532.0794.119SL-14 DEB45281small
2021 May 18 20:30:224.89014.601FENGYUN 1C DEB31232small