Orbital elements of BD C21
| Launched | 11 February 2018 |
| Flight ended | – |
| Launch site | Xichang Launch Facility, PRC |
| Owner | People's Republic of China |
| NORAD ID | 43207 |
| Alternative names |
BEIDOU-3 M4 BEIDOU 28 SVN C205 |
| 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 |
| 2025 Jul 17 17:56 | 2025 Jul 10 03:51:58 | 56.3462 | 0.00069 | 4.9635 | 18.5688 | 341.5209 | 1.86231 | – |
| 2025 Jul 16 17:56 | 2025 Jul 10 03:51:58 | 56.3462 | 0.00069 | 4.9635 | 18.5688 | 341.5209 | 1.86231 | – |
| 2025 Jul 15 17:56 | 2025 Jul 10 03:51:58 | 56.3462 | 0.00069 | 4.9635 | 18.5688 | 341.5209 | 1.86231 | – |
| 2025 Jul 14 17:56 | 2025 Jul 10 03:51:58 | 56.3462 | 0.00069 | 4.9635 | 18.5688 | 341.5209 | 1.86231 | – |
| 2025 Jul 13 17:56 | 2025 Jul 10 03:51:58 | 56.3462 | 0.00069 | 4.9635 | 18.5688 | 341.5209 | 1.86231 | – |
| 2025 Jul 12 17:56 | 2025 Jul 10 03:51:58 | 56.3462 | 0.00069 | 4.9635 | 18.5688 | 341.5209 | 1.86231 | – |
| 2025 Jul 11 17:56 | 2025 Jul 06 22:32:39 | 56.3438 | 0.00070 | 4.9706 | 17.1702 | 341.5209 | 1.86231 | – |
| 2025 Jul 10 17:56 | 2025 Jul 06 22:32:39 | 56.3438 | 0.00070 | 4.9706 | 17.1702 | 341.5209 | 1.86231 | – |
| 2025 Jul 09 17:56 | 2025 Jul 06 22:32:39 | 56.3438 | 0.00070 | 4.9706 | 17.1702 | 341.5209 | 1.86231 | – |
| 2025 Jul 08 17:56 | 2025 Jul 06 22:32:39 | 56.3438 | 0.00070 | 4.9706 | 17.1702 | 341.5209 | 1.86231 | – |
| 2025 Jul 07 17:56 | 2025 Jul 06 22:32:39 | 56.3438 | 0.00070 | 4.9706 | 17.1702 | 341.5209 | 1.86231 | – |
| 2025 Jul 06 17:56 | 2025 Jul 04 18:59:47 | 56.3423 | 0.00071 | 4.9753 | 16.3063 | 341.5209 | 1.86231 | – |
| 2025 Jul 05 17:56 | 2025 Jul 03 17:13:22 | 56.3415 | 0.00071 | 4.9777 | 16.1115 | 341.5209 | 1.86231 | – |
| 2025 Jul 04 17:56 | 2025 Jul 03 17:13:22 | 56.3415 | 0.00071 | 4.9777 | 16.1115 | 341.5209 | 1.86231 | – |
| 2025 Jul 03 17:56 | 2025 Jul 02 02:33:43 | 56.3404 | 0.00072 | 4.9813 | 15.5817 | 341.5209 | 1.86231 | – |
| 2025 Jul 02 17:56 | 2025 Jun 30 11:54:05 | 56.3391 | 0.00072 | 4.9848 | 15.1035 | 341.5209 | 1.86231 | – |
| 2025 Jul 01 17:56 | 2025 Jun 30 11:54:05 | 56.3391 | 0.00072 | 4.9848 | 15.1035 | 341.5209 | 1.86231 | – |
| 2025 Jun 30 17:56 | 2025 Jun 29 10:07:39 | 56.3382 | 0.00073 | 4.9872 | 14.8871 | 341.5209 | 1.86231 | – |
| 2025 Jun 29 17:56 | 2025 Jun 28 08:21:14 | 56.3374 | 0.00073 | 4.9896 | 14.6273 | 341.5209 | 1.86231 | – |
| 2025 Jun 28 17:56 | 2025 Jun 25 03:01:55 | 56.3345 | 0.00074 | 4.9967 | 13.5566 | 341.5209 | 1.86231 | – |
| 2025 Jun 27 17:56 | 2025 Jun 25 03:01:55 | 56.3345 | 0.00074 | 4.9967 | 13.5566 | 341.5209 | 1.86231 | – |
| 2025 Jun 26 17:56 | 2025 Jun 25 03:01:55 | 56.3345 | 0.00074 | 4.9967 | 13.5566 | 341.5209 | 1.86231 | – |
| 2025 Jun 25 17:56 | 2025 Jun 23 12:22:15 | 56.3331 | 0.00074 | 5.0003 | 13.0151 | 341.5209 | 1.86231 | – |
| 2025 Jun 24 17:56 | 2025 Jun 23 12:22:15 | 56.3331 | 0.00074 | 5.0003 | 13.0151 | 341.5209 | 1.86231 | – |
| 2025 Jun 23 17:56 | 2025 Jun 21 08:49:23 | 56.3311 | 0.00074 | 5.0050 | 12.1439 | 341.5209 | 1.86231 | – |
| 2025 Jun 22 17:56 | 2025 Jun 21 08:49:23 | 56.3311 | 0.00074 | 5.0050 | 12.1439 | 341.5209 | 1.86231 | – |
| 2025 Jun 21 17:56 | 2025 Jun 20 07:02:58 | 56.3301 | 0.00073 | 5.0074 | 11.7115 | 341.5209 | 1.86231 | – |
| 2025 Jun 20 17:57 | 2025 Jun 19 05:16:32 | 56.3292 | 0.00073 | 5.0098 | 11.2587 | 341.5209 | 1.86231 | – |