Orbital elements of ECHOSTAR 21
| Launched | 7 June 2017 |
| Flight ended | – |
| Launch site | Tyuratam Missile and Space Center, Kazakhstan (Also known as Baikonur Cosmodrome) |
| Owner | United States |
| NORAD ID | 42749 |
| 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 Jun 30 17:56 | 2025 Jun 29 20:32:42 | 1.9787 | 0.00021 | 22.2933 | 117.1545 | 145.0507 | 1.00274 | – |
| 2025 Jun 29 17:56 | 2025 Jun 28 22:25:38 | 1.9797 | 0.00021 | 22.2900 | 115.8558 | 145.0507 | 1.00274 | – |
| 2025 Jun 28 17:56 | 2025 Jun 28 08:33:57 | 1.9804 | 0.00020 | 22.2884 | 114.6424 | 145.0507 | 1.00274 | – |
| 2025 Jun 27 17:56 | 2025 Jun 27 03:26:27 | 1.9821 | 0.00020 | 22.2841 | 113.1258 | 145.0507 | 1.00274 | – |
| 2025 Jun 26 17:56 | 2025 Jun 25 20:36:14 | 1.9832 | 0.00020 | 22.2796 | 111.7854 | 145.0507 | 1.00274 | – |
| 2025 Jun 25 17:56 | 2025 Jun 24 20:13:38 | 1.9844 | 0.00020 | 22.2760 | 110.6341 | 145.0507 | 1.00274 | – |
| 2025 Jun 24 17:56 | 2025 Jun 23 20:38:00 | 1.9856 | 0.00020 | 22.2723 | 109.5135 | 145.0507 | 1.00274 | – |
| 2025 Jun 23 17:56 | 2025 Jun 23 08:38:35 | 1.9862 | 0.00021 | 22.2705 | 109.0309 | 145.0507 | 1.00274 | – |
| 2025 Jun 22 17:56 | 2025 Jun 22 03:31:05 | 1.9880 | 0.00021 | 22.2659 | 107.7514 | 145.0507 | 1.00274 | – |
| 2025 Jun 21 17:56 | 2025 Jun 20 19:35:38 | 1.9893 | 0.00022 | 22.2614 | 106.2460 | 145.0507 | 1.00274 | – |
| 2025 Jun 20 17:57 | 2025 Jun 19 20:41:29 | 1.9904 | 0.00023 | 22.2578 | 105.2265 | 145.0507 | 1.00274 | – |
| 2025 Jun 19 17:56 | 2025 Jun 18 20:42:20 | 1.9915 | 0.00024 | 22.2544 | 104.0860 | 145.0507 | 1.00274 | – |
| 2025 Jun 18 17:56 | 2025 Jun 18 08:42:42 | 1.9921 | 0.00024 | 22.2527 | 102.9838 | 145.0507 | 1.00274 | – |
| 2025 Jun 17 17:56 | 2025 Jun 16 13:52:42 | 1.9943 | 0.00023 | 22.2466 | 107.1086 | 145.0507 | 1.00274 | – |
| 2025 Jun 16 17:56 | 2025 Jun 15 20:44:43 | 1.9950 | 0.00024 | 22.2449 | 105.9528 | 145.0507 | 1.00274 | – |
| 2025 Jun 15 17:56 | 2025 Jun 14 20:45:30 | 1.9961 | 0.00024 | 22.2418 | 104.3487 | 145.0507 | 1.00274 | – |
| 2025 Jun 14 17:56 | 2025 Jun 14 03:37:32 | 1.9972 | 0.00025 | 22.2394 | 103.0837 | 145.0507 | 1.00274 | – |
| 2025 Jun 13 17:56 | 2025 Jun 12 18:56:38 | 1.9987 | 0.00025 | 22.2357 | 100.7227 | 145.0507 | 1.00274 | – |
| 2025 Jun 12 17:56 | 2025 Jun 11 17:22:18 | 2.0000 | 0.00025 | 22.2325 | 98.7586 | 145.0507 | 1.00274 | – |
| 2025 Jun 11 17:56 | 2025 Jun 10 13:57:32 | 2.0012 | 0.00025 | 22.2287 | 96.4270 | 145.0507 | 1.00274 | – |
| 2025 Jun 10 17:56 | 2025 Jun 10 12:14:39 | 2.0011 | 0.00025 | 22.2286 | 96.2407 | 145.0507 | 1.00274 | – |
| 2025 Jun 09 17:56 | 2025 Jun 08 17:24:40 | 2.0033 | 0.00025 | 22.2239 | 92.7558 | 145.0507 | 1.00274 | – |
| 2025 Jun 08 17:56 | 2025 Jun 08 02:26:38 | 2.0040 | 0.00025 | 22.2217 | 91.1472 | 145.0507 | 1.00274 | – |
| 2025 Jun 07 17:56 | 2025 Jun 06 20:51:38 | 2.0052 | 0.00025 | 22.2187 | 88.7149 | 145.0507 | 1.00274 | – |
| 2025 Jun 06 17:56 | 2025 Jun 05 20:52:42 | 2.0063 | 0.00024 | 22.2159 | 86.4253 | 145.0507 | 1.00274 | – |
| 2025 Jun 05 17:56 | 2025 Jun 05 04:26:38 | 2.0073 | 0.00024 | 22.2137 | 84.8496 | 145.0507 | 1.00274 | – |
| 2025 Jun 04 17:57 | 2025 Jun 04 02:02:39 | 2.0084 | 0.00024 | 22.2101 | 82.0977 | 145.0507 | 1.00274 | – |
| 2025 Jun 03 17:57 | 2025 Jun 03 04:17:38 | 2.0097 | 0.00023 | 22.2079 | 87.0969 | 145.0507 | 1.00274 | – |