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Vanguard 1 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 May 09 07:34:482.72314.130FENGYUN 1C DEB31355small
2021 May 09 21:30:513.88712.494COSMOS 2251 DEB37120small
2021 May 12 17:49:074.2485.179JASON DEB35414small
2021 May 13 23:44:400.5598.478FENGYUN 1C DEB31201small