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 Apr 12 17:57 | 2026 Apr 12 09:46:08 | 41.4751 | 0.00043 | 23.6920 | 261.4635 | 98.5718 | 15.71332 | – |
| 2026 Apr 11 17:57 | 2026 Apr 11 03:15:40 | 41.4754 | 0.00042 | 0.2158 | 256.1188 | 98.5718 | 15.71332 | – |
| 2026 Apr 10 17:58 | 2026 Apr 10 02:51:13 | 41.4751 | 0.00041 | 0.6348 | 251.7695 | 98.5718 | 15.71332 | – |
| 2026 Apr 09 18:01 | 2026 Apr 09 02:26:41 | 41.4751 | 0.00040 | 1.0538 | 247.3606 | 98.5718 | 15.71332 | – |
| 2026 Apr 08 17:57 | 2026 Apr 08 03:33:38 | 41.4751 | 0.00038 | 1.4466 | 243.7745 | 98.5718 | 15.71332 | – |
| 2026 Apr 07 17:57 | 2026 Apr 07 03:08:58 | 41.4755 | 0.00038 | 1.8655 | 239.0017 | 98.5718 | 15.71332 | – |
| 2026 Apr 06 17:57 | 2026 Apr 06 04:15:46 | 41.4756 | 0.00037 | 2.2582 | 235.4775 | 98.5718 | 15.71332 | – |
| 2026 Apr 05 17:56 | 2026 Apr 05 05:22:30 | 41.4750 | 0.00034 | 2.6509 | 230.9448 | 98.5718 | 15.71332 | – |
| 2026 Apr 04 17:57 | 2026 Apr 04 06:29:10 | 41.4750 | 0.00032 | 3.0435 | 227.1909 | 98.5718 | 15.71332 | – |
| 2026 Apr 03 17:56 | 2026 Apr 03 06:04:09 | 41.4748 | 0.00029 | 3.4623 | 225.3271 | 98.5718 | 15.71332 | – |
| 2026 Apr 02 18:03 | 2026 Apr 02 05:39:02 | 41.4744 | 0.00027 | 3.8811 | 222.0292 | 98.5718 | 15.71332 | – |
| 2026 Mar 31 17:57 | 2026 Mar 31 06:20:06 | 41.4737 | 0.00022 | 4.6924 | 217.0010 | 98.5718 | 15.71332 | – |
| 2026 Mar 30 17:58 | 2026 Mar 30 07:26:18 | 41.4738 | 0.00020 | 5.0849 | 214.1142 | 98.5718 | 15.71332 | – |
| 2026 Mar 29 17:57 | 2026 Mar 29 00:54:26 | 41.4742 | 0.00017 | 5.6082 | 213.3550 | 98.5718 | 15.71332 | – |
| 2026 Mar 28 18:57 | 2026 Mar 28 06:35:15 | 41.4743 | 0.00016 | 5.9222 | 210.3682 | 98.5718 | 15.71332 | – |
| 2026 Mar 27 18:57 | 2026 Mar 27 07:41:12 | 41.4743 | 0.00014 | 6.3146 | 209.1832 | 98.5718 | 15.71332 | – |
| 2026 Mar 26 18:57 | 2026 Mar 26 10:18:41 | 41.4744 | 0.00012 | 6.6808 | 208.6321 | 98.5718 | 15.71332 | – |
| 2026 Mar 25 18:56 | 2026 Mar 25 09:52:53 | 41.4741 | 0.00010 | 7.0993 | 208.3621 | 98.5718 | 15.71332 | – |
| 2026 Mar 24 18:56 | 2026 Mar 24 10:58:38 | 41.4738 | 0.00009 | 7.4916 | 213.1562 | 98.5718 | 15.71332 | – |
| 2026 Mar 23 18:56 | 2026 Mar 23 04:26:13 | 41.4734 | 0.00007 | 8.0147 | 218.7155 | 98.5718 | 15.71332 | – |
| 2026 Mar 22 18:56 | 2026 Mar 21 20:22:02 | 41.4733 | 0.00005 | 8.5639 | 233.4003 | 98.5718 | 15.71332 | – |
| 2026 Mar 21 19:05 | 2026 Mar 21 11:12:15 | 41.4731 | 0.00004 | 8.7209 | 237.2260 | 98.5718 | 15.71332 | – |
| 2026 Mar 20 18:57 | 2026 Mar 20 04:39:31 | 41.4734 | 0.00004 | 9.2439 | 257.1443 | 98.5718 | 15.71332 | – |
| 2026 Mar 19 18:56 | 2026 Mar 18 12:56:49 | 41.4738 | 0.00005 | 9.9236 | 292.1706 | 98.5718 | 15.71332 | – |
| 2026 Mar 18 18:56 | 2026 Mar 18 12:56:49 | 41.4738 | 0.00005 | 9.9236 | 292.1706 | 98.5718 | 15.71332 | – |
| 2026 Mar 17 18:56 | 2026 Mar 17 14:02:08 | 41.4741 | 0.00006 | 10.3158 | 302.6268 | 98.5718 | 15.71332 | – |
| 2026 Mar 16 18:57 | 2026 Mar 15 14:40:57 | 41.4740 | 0.00008 | 11.1261 | 310.4718 | 98.5718 | 15.71332 | – |