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 Sep 15 17:56 | 2025 Sep 15 05:30:50 | 1.9052 | 0.00024 | 22.5589 | 201.0182 | 267.9956 | 1.00271 | – |
| 2025 Sep 14 17:56 | 2025 Sep 14 05:41:38 | 1.9060 | 0.00024 | 22.5548 | 199.1601 | 267.9956 | 1.00271 | – |
| 2025 Sep 12 17:57 | 2025 Sep 11 21:00:39 | 1.9084 | 0.00025 | 22.5448 | 192.8185 | 267.9956 | 1.00271 | – |
| 2025 Sep 11 17:57 | 2025 Sep 11 05:35:40 | 1.9086 | 0.00025 | 22.5422 | 191.0321 | 267.9956 | 1.00271 | – |
| 2025 Sep 10 17:56 | 2025 Sep 10 03:54:10 | 1.9095 | 0.00025 | 22.5381 | 187.9387 | 267.9956 | 1.00271 | – |
| 2025 Sep 08 17:57 | 2025 Sep 08 02:13:48 | 1.9115 | 0.00025 | 22.5299 | 187.1256 | 267.9956 | 1.00271 | – |
| 2025 Sep 07 17:56 | 2025 Sep 07 03:57:44 | 1.9121 | 0.00025 | 22.5260 | 184.1590 | 267.9956 | 1.00271 | – |
| 2025 Sep 06 20:41 | 2025 Sep 06 05:41:40 | 1.9129 | 0.00025 | 22.5221 | 181.3640 | 267.9956 | 1.00271 | – |
| 2025 Sep 03 17:57 | 2025 Sep 03 04:02:35 | 1.9156 | 0.00025 | 22.5115 | 172.9939 | 267.9956 | 1.00271 | – |
| 2025 Sep 02 17:56 | 2025 Sep 02 04:03:37 | 1.9165 | 0.00025 | 22.5081 | 170.9531 | 267.9956 | 1.00271 | – |
| 2025 Sep 01 17:56 | 2025 Sep 01 05:47:30 | 1.9173 | 0.00025 | 22.5047 | 169.3900 | 267.9956 | 1.00271 | – |
| 2025 Aug 31 17:56 | 2025 Aug 31 05:48:37 | 1.9181 | 0.00025 | 22.5015 | 167.9217 | 267.9956 | 1.00271 | – |
| 2025 Aug 30 17:56 | 2025 Aug 30 04:06:50 | 1.9190 | 0.00025 | 22.4982 | 166.4620 | 267.9956 | 1.00271 | – |
| 2025 Aug 29 17:56 | 2025 Aug 29 05:50:43 | 1.9197 | 0.00025 | 22.4950 | 165.2753 | 267.9956 | 1.00271 | – |
| 2025 Aug 28 17:57 | 2025 Aug 27 21:18:38 | 1.9211 | 0.00025 | 22.4905 | 164.4809 | 267.9956 | 1.00271 | – |
| 2025 Aug 27 17:56 | 2025 Aug 26 13:59:38 | 1.9221 | 0.00024 | 22.4868 | 169.6243 | 267.9956 | 1.00271 | – |
| 2025 Aug 26 17:56 | 2025 Aug 25 19:37:17 | 1.9227 | 0.00024 | 22.4836 | 169.4557 | 267.9956 | 1.00271 | – |
| 2025 Aug 25 17:56 | 2025 Aug 24 21:21:05 | 1.9237 | 0.00024 | 22.4805 | 169.0143 | 267.9956 | 1.00271 | – |
| 2025 Aug 24 17:56 | 2025 Aug 23 22:41:38 | 1.9246 | 0.00024 | 22.4774 | 168.5522 | 267.9956 | 1.00271 | – |
| 2025 Aug 23 17:56 | 2025 Aug 20 19:44:38 | 1.9273 | 0.00023 | 22.4660 | 165.7990 | 267.9956 | 1.00271 | – |
| 2025 Aug 22 17:56 | 2025 Aug 20 19:44:38 | 1.9273 | 0.00023 | 22.4660 | 165.7990 | 267.9956 | 1.00271 | – |
| 2025 Aug 20 17:56 | 2025 Aug 20 06:00:26 | 1.9278 | 0.00023 | 22.4642 | 166.3736 | 267.9956 | 1.00271 | – |
| 2025 Aug 19 17:56 | 2025 Aug 19 04:18:41 | 1.9288 | 0.00023 | 22.4606 | 184.6287 | 267.9956 | 1.00271 | – |