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CZ-4B 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 Jun 25 04:47:094.8617.085FENGYUN 1C DEB30637small
2021 Jun 26 08:10:051.91712.147deb USAF satellite23812large
2021 Jun 26 14:23:323.90214.011COSMOS 2251 DEB38189small
2021 Jun 27 04:23:324.58314.040HARBINGER44229large
2021 Jun 27 18:28:472.72110.244ION-MK0146274medium
2021 Jun 28 18:31:104.1918.543FENGYUN 1C DEB29868small
2021 Jun 30 01:54:493.97214.356FENGYUN 1C DEB32150small