Orbital elements of SZ-21 MODULE
| Launched | 30 October 2025 |
| Flight ended | – |
| Launch site | Jiuquan Space Center, PRC |
| Owner | People's Republic of China |
| NORAD ID | 66515 |
| Date fetched |
Epoch osculation |
Inc. [°] |
Ecc. | RA asc node [hr] |
Arg Peri. [°] |
Mean anom [°] |
Mean motion [rev/day] |
Abs. mag |
| Date fetched |
Epoch osculation |
Inc. [°] |
Ecc. | RA asc node [hr] |
Arg Peri. [°] |
Mean anom [°] |
Mean motion [rev/day] |
Abs. mag |
| 2026 Jul 12 17:56 | 2026 Jul 12 05:20:23 | 41.4697 | 0.00076 | 10.0763 | 200.3493 | 159.7051 | 15.78595 | – |
| 2026 Jul 11 17:56 | 2026 Jul 10 22:58:21 | 41.4697 | 0.00073 | 10.6034 | 191.9167 | 159.7051 | 15.78595 | – |
| 2026 Jul 09 17:56 | 2026 Jul 08 23:53:58 | 41.4703 | 0.00068 | 11.4203 | 177.6183 | 159.7051 | 15.78595 | – |
| 2026 Jul 08 17:56 | 2026 Jul 08 08:42:49 | 41.4706 | 0.00066 | 11.6838 | 172.7347 | 159.7051 | 15.78595 | – |
| 2026 Jul 07 17:56 | 2026 Jul 07 00:49:18 | 41.4706 | 0.00063 | 12.2371 | 162.6981 | 159.7051 | 15.78595 | – |
| 2026 Jul 06 17:57 | 2026 Jul 06 02:02:25 | 41.4706 | 0.00061 | 12.6322 | 154.8325 | 159.7051 | 15.78595 | – |
| 2026 Jul 05 17:56 | 2026 Jul 05 01:44:20 | 41.4704 | 0.00058 | 13.0537 | 145.8574 | 159.7051 | 15.78595 | – |
| 2026 Jul 04 17:56 | 2026 Jul 04 02:57:17 | 41.4707 | 0.00055 | 13.4488 | 137.2881 | 159.7051 | 15.78595 | – |
| 2026 Jul 03 17:57 | 2026 Jul 02 19:03:14 | 41.4699 | 0.00053 | 14.0020 | 125.3389 | 159.7051 | 15.78595 | – |
| 2026 Jul 02 17:56 | 2026 Jul 01 09:37:53 | 41.4702 | 0.00051 | 14.5813 | 112.0271 | 159.7051 | 15.78595 | – |
| 2026 Jul 01 17:56 | 2026 Jun 30 12:21:40 | 41.4700 | 0.00050 | 14.9500 | 103.9916 | 159.7051 | 15.78595 | – |
| 2026 Jun 30 17:56 | 2026 Jun 29 12:03:03 | 41.4703 | 0.00049 | 15.3713 | 94.0321 | 159.7051 | 15.78595 | – |
| 2026 Jun 29 17:57 | 2026 Jun 29 12:03:03 | 41.4703 | 0.00049 | 15.3713 | 94.0321 | 159.7051 | 15.78595 | – |
| 2026 Jun 28 17:56 | 2026 Jun 27 12:56:45 | 41.4713 | 0.00050 | 16.1874 | 74.6572 | 159.7051 | 15.78595 | – |
| 2026 Jun 27 17:55 | 2026 Jun 27 11:25:35 | 41.4717 | 0.00050 | 16.2137 | 73.8783 | 159.7051 | 15.78595 | – |
| 2026 Jun 26 17:56 | 2026 Jun 25 13:50:09 | 41.4721 | 0.00051 | 17.0033 | 55.8742 | 159.7051 | 15.78595 | – |
| 2026 Jun 25 17:56 | 2026 Jun 23 14:43:12 | 41.4723 | 0.00053 | 17.8192 | 38.8723 | 159.7051 | 15.78595 | – |
| 2026 Jun 24 17:55 | 2026 Jun 23 14:43:12 | 41.4723 | 0.00053 | 17.8192 | 38.8723 | 159.7051 | 15.78595 | – |
| 2026 Jun 23 17:56 | 2026 Jun 22 08:19:11 | 41.4725 | 0.00055 | 18.3455 | 28.5269 | 159.7051 | 15.78595 | – |
| 2026 Jun 22 17:56 | 2026 Jun 20 09:11:44 | 41.4727 | 0.00058 | 19.1611 | 13.1539 | 159.7051 | 15.78595 | – |
| 2026 Jun 21 17:57 | 2026 Jun 20 09:11:44 | 41.4727 | 0.00058 | 19.1611 | 13.1539 | 159.7051 | 15.78595 | – |
| 2026 Jun 20 17:56 | 2026 Jun 20 09:11:44 | 41.4727 | 0.00058 | 19.1611 | 13.1539 | 159.7051 | 15.78595 | – |
| 2026 Jun 19 17:57 | 2026 Jun 19 01:16:13 | 41.4731 | 0.00060 | 19.7137 | 3.7738 | 159.7051 | 15.78595 | – |
| 2026 Jun 18 17:56 | 2026 Jun 17 12:46:53 | 41.4742 | 0.00063 | 20.3450 | 350.6233 | 159.7051 | 15.78595 | – |
| 2026 Jun 17 17:57 | 2026 Jun 17 12:46:53 | 41.4742 | 0.00063 | 20.3450 | 350.6233 | 159.7051 | 15.78595 | – |
| 2026 Jun 16 17:55 | 2026 Jun 15 16:41:15 | 41.4723 | 0.00065 | 21.1078 | 340.9855 | 159.7051 | 15.78595 | – |
| 2026 Jun 15 17:56 | 2026 Jun 13 17:32:52 | 41.4731 | 0.00068 | 21.9231 | 328.3391 | 159.7051 | 15.78595 | – |