Forecast of Conjunctions: 100 Latest Payloads vs. All (26967) Objects

Time of Closest Approach (TCA), UTC NORAD ID 1 Object Name 1 NORAD ID 2 Object Name 2 Distance at TCA, km RIC Distance, km Rel.Speed
km/s
2025-04-20 18:43:23.144 54751 OBJECT Q 63508 STARLINK-33809 2.506 1.379, -1.638, 1.303 9.6052
2025-04-20 18:44:27.947 62279 STARLINK-11499 63449 STARLINK-33798 3.135 -1.300, 2.836, -0.310 1.6732
2025-04-20 18:45:50.825 60997 STARLINK-11260 63426 STARLINK-33615 3.961 0.686, -3.337, 2.020 7.9632
2025-04-20 18:46:58.586 62912 STARLINK-11565 63455 STARLINK-33761 4.662 -0.413, 4.069, -2.237 7.4157
2025-04-20 18:51:17.898 47629 STARLINK-1974 63519 STARLINK-33787 4.345 -2.023, 3.161, -2.189 8.7754
2025-04-20 19:08:07.418 62589 STARLINK-11513 63447 STARLINK-33799 4.222 -2.428, 3.202, 1.295 5.7700
2025-04-20 19:14:45.345 62190 HAISHAO 1 63456 STARLINK-33737 4.819 4.638, -0.897, -0.955 11.2433
2025-04-20 19:23:02.957 32788 AAUSAT CUBESAT 2 63478 STARLINK-33695 4.678 -4.591, 0.306, 0.845 14.5059
2025-04-20 19:30:18.099 62279 STARLINK-11499 63449 STARLINK-33798 3.792 -3.791, 0.089, 0.002 1.6767
2025-04-20 20:01:41.590 37500 COSMOS 2251 DEB 63484 STARLINK-33700 2.404 2.315, 0.454, 0.458 11.0614
Our orbit propagation model is based on SGP4/SDP4 and uses data sourced from space-track.org. Object 1 and Object 2 are arranged by their NORAD ID (NORAD_CAT_ID).
The "Within ellipsoid" option allows you to check if the predicted miss distance is within the RIC (Radial, In-track, Cross-track) ellipsoid, centered on either Object 1 or Object 2 at TCA, with specified semi-axis lengths.
To exclude long-lasting conjunctions of ride-sharing satellites, you can use the "Relative Speed > 0.01 km/s" filter. Additionally, connected modules of ISS and CSS are not included in the forecast. Some ride-sharing satellites may also be temporarily excluded from the forecast.
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Please note that the "Selected Objects vs. All" option and Email Notifications are only available for registered users, with registration currently being free of charge.