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CZ-4 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 Apr 13 03:05:383.31214.916FENGYUN 1C DEB35174small
2021 Apr 14 07:17:352.7037.716deb Kosmos-148414229small
2021 Apr 15 05:34:372.6247.995deb Kosmos-85814817small
2021 Apr 15 11:20:124.29815.009IRIDIUM 33 DEB34361small
2021 Apr 15 13:41:094.56214.512SKRL 756 239491medium
2021 Apr 15 15:15:451.9815.802OBJECT BA43806small
2021 Apr 16 00:58:224.13513.975FENGYUN 1C DEB32170small
2021 Apr 16 02:27:502.7985.826OBJECT AV43801medium
2021 Apr 17 17:23:322.8849.779H-2A R/B41341large
2021 Apr 18 01:59:124.30513.027GECAM-B47235medium
2021 Apr 18 05:22:493.47115.059Cosmos 220 Rocket3230large