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Starlink satellite close conjunction forecast

Results from latest analysis of positions : searching for near misses (< 1 km) over the next 24 hours. Includes nearest approaches to ISS and CSS regardless of distance

close conjunctions forecast
UTC Distance (km) Obj1 Obj2 ΔAlt kmh

2025-05-14T07:19
142.85925544
(ISS)
55616142.561183

2025-05-14T07:19
171.2724632948274
(CSS)
171.2079

2025-05-14T10:33
0.55752687540040.549860

2025-05-14T12:06
0.68852543531470.044836

2025-05-14T12:34
0.64459644596640.6012541

2025-05-14T12:52
0.71662094637640.3313779

2025-05-14T14:54
0.84151132540630.213535

2025-05-14T15:38
0.86254053547910.297220

2025-05-14T16:12
0.79557841619270.134507

2025-05-14T17:26
0.52351852540910.185968

2025-05-14T18:13
0.11653782540580.0018700

2025-05-14T18:53
0.85654079547670.127788

Forecast completed at: Wed, 14 May 2025 07:01:32 AM UTC

Twice a day the latest TLEs (fixes) are propagated forward if necessary by 1/100th of a second steps to identify the closest any pair of satellites will be to each other. Since TLEs contain a small amount of position uncertainty and the orbit propagation model is also slightly imperfect the identified near pass may be inaccurate. In addition, satellites undergoing thrust currently will not be placed correctly hours into the future.