Orbital elements of YAOGAN-21
| Launched | 7 September 2014 |
| Flight ended | – |
| Launch site | Taiyuan Space Center, PRC |
| Owner | People's Republic of China |
| NORAD ID | 40143 |
| 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 |
| 2024 Apr 19 17:53 | 2024 Apr 19 12:34:34 | 97.2585 | 0.00068 | 11.3663 | 11.5209 | 348.6182 | 15.23882 | – |
| 2024 Apr 18 17:57 | 2024 Apr 18 12:56:12 | 97.2585 | 0.00068 | 11.3027 | 15.6802 | 348.6182 | 15.23882 | – |
| 2024 Apr 17 17:53 | 2024 Apr 17 11:43:15 | 97.2586 | 0.00069 | 11.2349 | 19.8781 | 348.6182 | 15.23882 | – |
| 2024 Apr 16 17:53 | 2024 Apr 16 12:04:49 | 97.2586 | 0.00071 | 11.1713 | 22.7562 | 348.6182 | 15.23882 | – |
| 2024 Apr 15 17:54 | 2024 Apr 15 12:26:20 | 97.2585 | 0.00072 | 11.1078 | 25.8618 | 348.6182 | 15.23882 | – |
| 2024 Apr 14 17:53 | 2024 Apr 14 11:13:15 | 97.2583 | 0.00073 | 11.0400 | 29.8206 | 348.6182 | 15.23882 | – |
| 2024 Apr 13 17:53 | 2024 Apr 13 11:34:43 | 97.2585 | 0.00074 | 10.9764 | 33.3635 | 348.6182 | 15.23882 | – |
| 2024 Apr 12 17:53 | 2024 Apr 12 11:56:10 | 97.2587 | 0.00075 | 10.9128 | 36.4672 | 348.6182 | 15.23882 | – |
| 2024 Apr 11 17:54 | 2024 Apr 11 12:17:36 | 97.2590 | 0.00076 | 10.8493 | 39.3953 | 348.6182 | 15.23882 | – |
| 2024 Apr 10 17:56 | 2024 Apr 10 12:39:00 | 97.2593 | 0.00077 | 10.7857 | 42.5232 | 348.6182 | 15.23882 | – |
| 2024 Apr 09 17:56 | 2024 Apr 09 09:51:15 | 97.2597 | 0.00078 | 10.7136 | 46.1667 | 348.6182 | 15.23882 | – |
| 2024 Apr 08 17:55 | 2024 Apr 08 11:47:12 | 97.2601 | 0.00079 | 10.6543 | 48.9656 | 348.6182 | 15.23882 | – |
| 2024 Apr 07 17:53 | 2024 Apr 07 12:08:33 | 97.2605 | 0.00080 | 10.5908 | 51.9696 | 348.6182 | 15.23882 | – |
| 2024 Apr 06 17:58 | 2024 Apr 06 12:29:53 | 97.2609 | 0.00081 | 10.5272 | 54.7925 | 348.6182 | 15.23882 | – |
| 2024 Apr 05 17:53 | 2024 Apr 05 11:49:04 | 97.2610 | 0.00082 | 10.4609 | 57.8456 | 348.6182 | 15.23882 | – |
| 2024 Apr 04 17:56 | 2024 Apr 04 11:37:56 | 97.2612 | 0.00083 | 10.3958 | 60.9687 | 348.6182 | 15.23882 | – |
| 2024 Apr 03 17:53 | 2024 Apr 03 11:59:13 | 97.2613 | 0.00083 | 10.3323 | 63.8511 | 348.6182 | 15.23882 | – |
| 2024 Apr 02 17:52 | 2024 Apr 02 14:37:28 | 97.2601 | 0.00083 | 10.2747 | 66.3068 | 348.6182 | 15.23882 | – |
| 2024 Apr 01 17:52 | 2024 Apr 01 12:41:44 | 97.2610 | 0.00085 | 10.2051 | 69.5324 | 348.6182 | 15.23882 | – |
| 2024 Mar 31 17:52 | 2024 Mar 31 11:28:23 | 97.2610 | 0.00086 | 10.1373 | 72.6448 | 348.6182 | 15.23882 | – |
| 2024 Mar 30 18:52 | 2024 Mar 30 13:24:11 | 97.2611 | 0.00086 | 10.0780 | 75.2715 | 348.6182 | 15.23882 | – |
| 2024 Mar 29 18:52 | 2024 Mar 29 13:45:23 | 97.2613 | 0.00087 | 10.0144 | 78.0761 | 348.6182 | 15.23882 | – |
| 2024 Mar 28 18:52 | 2024 Mar 28 14:06:33 | 97.2615 | 0.00087 | 9.9508 | 81.0223 | 348.6182 | 15.23882 | – |
| 2024 Mar 27 18:52 | 2024 Mar 27 08:27:35 | 97.2619 | 0.00103 | 9.8715 | 101.1100 | 348.6182 | 15.23882 | – |
| 2024 Mar 26 18:52 | 2024 Mar 26 11:40:06 | 97.2622 | 0.00110 | 9.8152 | 102.3266 | 348.6182 | 15.23882 | – |
| 2024 Mar 25 18:54 | 2024 Mar 25 12:01:54 | 97.2627 | 0.00110 | 9.7516 | 105.4759 | 348.6182 | 15.23882 | – |
| 2024 Mar 24 18:52 | 2024 Mar 24 12:23:40 | 97.2630 | 0.00110 | 9.6880 | 108.4233 | 348.6182 | 15.23882 | – |
| 2024 Mar 23 18:54 | 2024 Mar 23 12:45:24 | 97.2634 | 0.00110 | 9.6244 | 111.1176 | 348.6182 | 15.23882 | – |