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Conjunctions

Close approaches within 5 km between satellites in the portal catalog and other objects in orbit over the next seven days. The table is updated three times a day.
Last updated, UTC: 2026-10-11 16:30
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Time of closest approach, UTC Object 1 Object 2 Distance, km Speed, km/s Max. probability
2026-10-16 10:20:48 HERMES-4
NORAD 63833 		STARLINK-35170
NORAD 65532 		4.726 15.11 2.1e-06
2026-10-14 21:36:17 HERMES-4
NORAD 63833 		STARLINK-36419
NORAD 67584 		4.861 14.99 2.1e-06
2026-10-16 11:07:47 HERMES-4
NORAD 63833 		STARLINK-35170
NORAD 65532 		4.821 15.10 2.1e-06
2026-10-16 03:50:21 FLOCK 4G-14
NORAD 62667 		HERMES-4
NORAD 63833 		1.047 15.08 1.5e-06
2026-10-15 17:49:35 OBJECT B
NORAD 61870 		HERMES-4
NORAD 63833 		1.183 15.13 1.1e-06
2026-10-17 09:36:48 FLOCK 4G-36
NORAD 62675 		HERMES-4
NORAD 63833 		1.296 15.09 9.5e-07
2026-10-14 02:48:53 HERMES-4
NORAD 63833 		STARLINK-35086
NORAD 65699 		1.848 13.60 7.0e-07
2026-10-13 13:36:39 HERMES-4
NORAD 63833 		STARLINK-37835
NORAD 69500 		1.939 13.57 6.4e-07
2026-10-13 18:46:54 TOMORROW-S4
NORAD 62386 		HERMES-4
NORAD 63833 		1.789 14.45 6.2e-07
2026-10-14 06:43:56 HERMES-4
NORAD 63833 		STARLINK-35086
NORAD 65699 		2.345 13.66 4.3e-07
2026-10-15 19:23:35 OBJECT B
NORAD 61870 		HERMES-4
NORAD 63833 		1.985 15.13 4.0e-07
2026-10-14 22:35:25 HERMES-4
NORAD 63833 		STARLINK-37815
NORAD 69434 		3.454 4.23 3.6e-07
2026-10-15 10:09:52 ION SCV-004
NORAD 50993 		HERMES-4
NORAD 63833 		2.273 14.93 3.3e-07
2026-10-15 13:54:37 OBJECT B
NORAD 61870 		HERMES-4
NORAD 63833 		2.346 15.13 2.9e-07
2026-10-14 09:57:20 HERMES-4
NORAD 63833 		STARLINK-37956
NORAD 69711 		2.719 14.35 2.8e-07
2026-10-12 07:29:33 HERMES-4
NORAD 63833 		UMBRA-11
NORAD 66748 		2.581 15.13 2.4e-07
2026-10-15 16:15:35 OBJECT B
NORAD 61870 		HERMES-4
NORAD 63833 		2.802 15.13 2.0e-07
2026-10-17 11:10:51 FLOCK 4G-36
NORAD 62675 		HERMES-4
NORAD 63833 		2.961 15.09 1.8e-07
2026-10-15 12:20:36 OBJECT B
NORAD 61870 		HERMES-4
NORAD 63833 		3.004 15.13 1.7e-07
2026-10-13 11:12:47 HERMES-4
NORAD 63833 		TRANSPORTER-1 OBJECT M
NORAD 47424 		3.334 14.58 1.7e-07
2026-10-17 00:39:51 HERMES-4
NORAD 63833 		STARLINK-37839
NORAD 69496 		4.015 13.57 1.5e-07
2026-10-15 15:28:37 OBJECT B
NORAD 61870 		HERMES-4
NORAD 63833 		3.307 15.13 1.4e-07
2026-10-16 16:09:31 NUSAT-41 (C PAYNE-G)
NORAD 56944 		HERMES-4
NORAD 63833 		4.399 12.70 1.4e-07
2026-10-17 13:11:48 HERMES-4
NORAD 63833 		STARLINK-37853
NORAD 69498 		4.420 13.73 1.2e-07
2026-10-12 02:41:29 FLOCK 4G-10
NORAD 62670 		HERMES-4
NORAD 63833 		3.721 15.09 1.1e-07

Data: CelesTrak SOCRATES Plus, computed from TLEs of the public catalog. This is an estimate, not grounds for a manoeuvre: TLEs carry no covariance, and the maximum probability assumes a position error.