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 Jan 10 18:57 | 2026 Jan 09 06:21:52 | 41.4746 | 0.00014 | 13.8622 | 107.3362 | 252.7634 | 15.64196 | – |
| 2026 Jan 09 18:57 | 2026 Jan 09 06:21:52 | 41.4746 | 0.00014 | 13.8622 | 107.3362 | 252.7634 | 15.64196 | – |
| 2026 Jan 08 18:56 | 2026 Jan 07 20:39:08 | 41.4742 | 0.00015 | 14.4350 | 84.1343 | 252.7634 | 15.64196 | – |
| 2026 Jan 07 18:57 | 2026 Jan 04 23:41:23 | 41.4747 | 0.00019 | 15.6063 | 45.0993 | 252.7634 | 15.64196 | – |
| 2026 Jan 06 18:56 | 2026 Jan 04 23:41:23 | 41.4747 | 0.00019 | 15.6063 | 45.0993 | 252.7634 | 15.64196 | – |
| 2026 Jan 05 18:57 | 2026 Jan 04 23:41:23 | 41.4747 | 0.00019 | 15.6063 | 45.0993 | 252.7634 | 15.64196 | – |
| 2026 Jan 04 18:56 | 2026 Jan 04 00:42:02 | 41.4752 | 0.00021 | 15.9967 | 34.0017 | 252.7634 | 15.64196 | – |
| 2026 Jan 03 18:57 | 2026 Jan 03 00:10:39 | 41.4755 | 0.00023 | 16.4131 | 25.4667 | 252.7634 | 15.64196 | – |
| 2026 Jan 01 18:56 | 2026 Jan 01 00:39:38 | 41.4762 | 0.00028 | 17.2197 | 10.0529 | 252.7634 | 15.64196 | – |
| 2025 Dec 31 18:57 | 2025 Dec 31 01:40:01 | 41.4763 | 0.00030 | 17.6100 | 3.4177 | 252.7634 | 15.64196 | – |
| 2025 Dec 30 18:56 | 2025 Dec 30 02:40:19 | 41.4763 | 0.00033 | 18.0002 | 356.9568 | 252.7634 | 15.64196 | – |
| 2025 Dec 29 18:56 | 2025 Dec 28 18:28:38 | 41.4763 | 0.00037 | 18.5466 | 347.8379 | 252.7634 | 15.64196 | – |
| 2025 Dec 28 18:57 | 2025 Dec 28 04:40:43 | 41.4762 | 0.00039 | 18.7807 | 344.6689 | 252.7634 | 15.64196 | – |
| 2025 Dec 27 18:57 | 2025 Dec 27 11:48:49 | 41.4763 | 0.00041 | 19.0668 | 340.5581 | 252.7634 | 15.64196 | – |
| 2025 Dec 26 18:56 | 2025 Dec 25 04:36:53 | 41.4767 | 0.00046 | 20.0033 | 327.9877 | 252.7634 | 15.64196 | – |
| 2025 Dec 25 18:57 | 2025 Dec 25 04:36:53 | 41.4767 | 0.00046 | 20.0033 | 327.9877 | 252.7634 | 15.64196 | – |
| 2025 Dec 24 18:56 | 2025 Dec 24 05:36:50 | 41.4770 | 0.00048 | 20.3934 | 322.6697 | 252.7634 | 15.64196 | – |
| 2025 Dec 23 18:56 | 2025 Dec 23 05:04:42 | 41.4769 | 0.00050 | 20.8094 | 316.3209 | 252.7634 | 15.64196 | – |
| 2025 Dec 22 18:57 | 2025 Dec 22 06:04:32 | 41.4776 | 0.00052 | 21.1995 | 311.1717 | 252.7634 | 15.64196 | – |
| 2025 Dec 21 18:57 | 2025 Dec 21 02:28:16 | 41.4772 | 0.00054 | 21.6675 | 304.7401 | 252.7634 | 15.64196 | – |
| 2025 Dec 20 18:57 | 2025 Dec 20 00:23:58 | 41.4774 | 0.00056 | 22.1096 | 298.6843 | 252.7634 | 15.64196 | – |
| 2025 Dec 19 18:57 | 2025 Dec 19 05:59:43 | 41.4773 | 0.00057 | 22.4216 | 295.0263 | 252.7634 | 15.64196 | – |
| 2025 Dec 18 18:57 | 2025 Dec 18 03:55:20 | 41.4774 | 0.00059 | 22.8636 | 288.8905 | 252.7634 | 15.64196 | – |
| 2025 Dec 17 18:58 | 2025 Dec 17 06:26:59 | 41.4771 | 0.00060 | 23.2276 | 284.3104 | 252.7634 | 15.64196 | – |
| 2025 Dec 16 18:57 | 2025 Dec 15 17:38:17 | 41.4776 | 0.00062 | 23.8516 | 275.8419 | 252.7634 | 15.64196 | – |
| 2025 Dec 15 18:58 | 2025 Dec 14 06:21:31 | 41.4775 | 0.00063 | 0.4494 | 268.4580 | 252.7634 | 15.64196 | – |
| 2025 Dec 14 18:56 | 2025 Dec 13 05:48:56 | 41.4775 | 0.00063 | 0.8653 | 263.0797 | 252.7634 | 15.64196 | – |