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Helios 1B rocket - 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 Sep 23 08:55:183.58414.847FENGYUN 1C DEB36194small
2021 Sep 24 07:32:552.68814.373SL-18 DEB29030small
2021 Sep 24 15:34:503.83812.138INDEX28810medium
2021 Sep 25 05:54:072.98514.739CSL-04 DEB26225medium
2021 Sep 25 22:12:144.7189.304COSMOS 2251 DEB34847small
2021 Sep 26 04:34:214.5389.566FENGYUN 1C DEB31090small
2021 Sep 26 20:10:232.36214.989FENGYUN 1C DEB36697small
2021 Sep 28 11:38:114.90314.910DUMSAT26086large