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Cosmos 990 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 21 19:59:554.60514.384COSMOS 2251 DEB37528small
2021 Sep 21 22:57:143.9185.836COSMOS 2251 DEB34979small
2021 Sep 22 03:24:321.95014.258COSMOS 2251 DEB34465small
2021 Sep 22 06:16:081.24013.245COSMOS 2251 DEB34556small
2021 Sep 22 12:03:383.86714.872OPS 11274047medium
2021 Sep 22 13:35:234.35714.302Cosmos 783 Rocket8459large
2021 Sep 23 12:26:334.03912.345YAOGAN 30 DEB42676small
2021 Sep 24 07:47:214.74813.626COSMOS 2251 DEB40800small
2021 Sep 24 08:25:333.50512.720NOAA 16 DEB41535small
2021 Sep 24 08:28:224.72411.824IRIDIUM 33 DEB34869small
2021 Sep 24 11:12:242.45214.856FENGYUN 1C DEB37058small
2021 Sep 24 14:10:204.5487.180FENGYUN 1C DEB31154small
2021 Sep 24 15:56:424.49213.551FENGYUN 1C DEB38728small
2021 Sep 25 10:22:073.6301.674deb Agena D4144small
2021 Sep 25 16:03:150.4118.973COSMOS 2251 DEB38483small
2021 Sep 26 12:41:520.1583.852DMSP 5D-2 F13 DEB40520small
2021 Sep 26 23:40:243.84814.798deb Delta 1079567small
2021 Sep 27 02:55:514.93313.695COSMOS 2251 DEB34685small
2021 Sep 27 09:22:432.36414.960FENGYUN 1C DEB31341small
 

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