Close Approaches with non-debris for 2023 BU
| No | NORAD | INTER | Satellite Name | Miss (km) | Time of Closest Approach (UTC) |
| 1 | 829 | 64038A | ELEKTRON 3 | 803 | 2023-01-27 00:50:09.185 |
| 2 | 16993 | 86075A | COSMOS 1783 | 804 | 2023-01-27 00:44:09.185 |
| 3 | 2610 | 66111A | OV1-9 | 1164 | 2023-01-27 00:27:09.185 |
| 4 | 13011 | 81122B | CAT 4 | 1301 | 2023-01-27 01:57:09.185 |
| 5 | 32708 | 08011A | AMC-14 | 1539 | 2023-01-26 22:21:09.185 |
| 6 | 16103 | 85088A | COSMOS 1687 | 1815 | 2023-01-27 00:12:09.185 |
| 7 | 38774 | 12050A | BEIDOU 14 | 2122 | 2023-01-26 23:16:09.185 |
| 8 | 28114 | 03056C | COSMOS 2403 (GLONASS) | 2334 | 2023-01-26 23:22:09.185 |
| 9 | 53105 | 22080A | LARES-2 | 2993 | 2023-01-27 00:37:09.185 |
| 10 | 38745 | 12044B | EXPRESS MD2 | 3171 | 2023-01-27 00:20:09.185 |
| 11 | 44344 | 19036F | DSX | 3278 | 2023-01-26 23:47:09.185 |
| 12 | 44115 | 19020D | O3B FM18 | 3326 | 2023-01-26 23:53:09.185 |
| 13 | 271 | 62010A | MIDAS 5 (STRONGBACK) | 3357 | 2023-01-27 00:46:09.185 |
| 14 | 340 | 62029A | TELSTAR 1 | 3430 | 2023-01-27 00:39:09.185 |
| 15 | 28113 | 03056B | COSMOS 2402 (GLONASS) | 3739 | 2023-01-27 01:32:09.185 |
| 16 | 1002 | 65008C | LES 1 | 3819 | 2023-01-27 00:46:09.185 |
| 17 | 39188 | 13031A | O3B FM5 | 3878 | 2023-01-27 00:00:09.185 |
| 18 | 43058 | 17079D | GALILEO 22 (2C8) | 3968 | 2023-01-27 01:55:09.185 |
| 19 | 20959 | 90103A | NAVSTAR 22 (USA 66) | 3973 | 2023-01-26 23:07:09.185 |
| 20 | 40081 | 14038C | O3B FM6 | 4033 | 2023-01-27 00:00:09.185 |
Close Approaches with debris for 2023 BU
| No | NORAD | INTER | Satellite Name | Miss (km) | Time of Closest Approach (UTC) |
| 1 | 38549 | 68014C | OGO 5 DEB | 519 | 2023-01-27 00:36:09.185 |
| 2 | 47332 | 11037NP | FREGAT DEB | 574 | 2023-01-27 00:21:09.185 |
| 3 | 36959 | 06006CR | BREEZE-M DEB | 711 | 2023-01-27 00:04:09.185 |
| 4 | 34229 | 06006AU | BREEZE-M DEB | 715 | 2023-01-27 00:35:09.185 |
| 5 | 33537 | 88081M | ARIANE 3 DEB | 811 | 2023-01-26 23:48:09.185 |
| 6 | 15266 | 84095H | SL-12 R/B(AUX MOTOR) | 917 | 2023-01-27 00:33:09.185 |
| 7 | 8546 | 75123D | SL-12 R/B(AUX MOTOR) | 938 | 2023-01-27 00:54:09.185 |
| 8 | 47330 | 11037NM | FREGAT DEB | 985 | 2023-01-27 00:37:09.185 |
| 9 | 45823 | 11037BH | FREGAT DEB | 1106 | 2023-01-27 00:38:09.185 |
| 10 | 46015 | 11037HS | FREGAT DEB | 1129 | 2023-01-27 00:36:09.185 |
| 11 | 45631 | 11037X | FREGAT DEB | 1202 | 2023-01-27 00:23:09.185 |
| 12 | 20127 | 88063E | ARIANE 3 DEB | 1215 | 2023-01-27 01:12:09.185 |
| 13 | 37476 | 99025EJW | FENGYUN 1C DEB | 1233 | 2023-01-27 00:26:09.185 |
| 14 | 5702 | 63014CU | WESTFORD NEEDLES | 1258 | 2023-01-27 00:15:09.185 |
| 15 | 84236 | | TBA - TO BE ASSIGNED | 1275 | 2023-01-26 23:48:09.185 |
| 16 | 26785 | 84035C | CZ-3 DEB | 1375 | 2023-01-27 01:03:09.185 |
| 17 | 84188 | | TBA - TO BE ASSIGNED | 1380 | 2023-01-27 00:15:09.185 |
| 18 | 43982 | 14055AM | ATLAS 5 CENTAUR DEB | 1428 | 2023-01-27 01:17:09.185 |
| 19 | 39345 | 10057K | CZ-3C DEB | 1429 | 2023-01-27 00:03:09.185 |
| 20 | 12919 | 78083F | COSMOS 1030 DEB | 1464 | 2023-01-27 00:39:09.185 |
