Orbital elements of ECHO
| Launched | 28 June 2004 |
| Flight ended | – |
| Launch site | Tyuratam Missile and Space Center, Kazakhstan (Also known as Baikonur Cosmodrome) |
| Owner | United States |
| NORAD ID | 28375 |
| Alternative names |
AO-51 |
| 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 Dec 18 18:57 | 2025 Dec 11 21:25:04 | 98.6360 | 0.00796 | 20.1204 | 320.6417 | 38.9003 | 14.43736 | – |
| 2025 Dec 17 18:58 | 2025 Dec 11 21:25:04 | 98.6360 | 0.00796 | 20.1204 | 320.6417 | 38.9003 | 14.43736 | – |
| 2025 Dec 16 18:57 | 2025 Dec 11 21:25:04 | 98.6360 | 0.00796 | 20.1204 | 320.6417 | 38.9003 | 14.43736 | – |
| 2025 Dec 15 18:58 | 2025 Dec 11 21:25:04 | 98.6360 | 0.00796 | 20.1204 | 320.6417 | 38.9003 | 14.43736 | – |
| 2025 Dec 14 18:56 | 2025 Dec 11 21:25:04 | 98.6360 | 0.00796 | 20.1204 | 320.6417 | 38.9003 | 14.43736 | – |
| 2025 Dec 13 18:56 | 2025 Dec 11 21:25:04 | 98.6360 | 0.00796 | 20.1204 | 320.6417 | 38.9003 | 14.43736 | – |
| 2025 Dec 12 18:57 | 2025 Dec 11 21:25:04 | 98.6360 | 0.00796 | 20.1204 | 320.6417 | 38.9003 | 14.43736 | – |
| 2025 Dec 11 18:56 | 2025 Dec 07 02:38:59 | 98.6352 | 0.00799 | 19.7970 | 335.0880 | 38.9003 | 14.43736 | – |
| 2025 Dec 10 18:56 | 2025 Dec 07 02:38:59 | 98.6352 | 0.00799 | 19.7970 | 335.0880 | 38.9003 | 14.43736 | – |
| 2025 Dec 09 18:56 | 2025 Dec 07 02:38:59 | 98.6352 | 0.00799 | 19.7970 | 335.0880 | 38.9003 | 14.43736 | – |
| 2025 Dec 08 18:56 | 2025 Dec 07 02:38:59 | 98.6352 | 0.00799 | 19.7970 | 335.0880 | 38.9003 | 14.43736 | – |
| 2025 Dec 07 18:56 | 2025 Dec 07 02:38:59 | 98.6352 | 0.00799 | 19.7970 | 335.0880 | 38.9003 | 14.43736 | – |
| 2025 Dec 06 18:56 | 2025 Dec 02 11:12:28 | 98.6346 | 0.00801 | 19.4830 | 349.0741 | 38.9003 | 14.43736 | – |
| 2025 Dec 05 18:57 | 2025 Dec 02 11:12:28 | 98.6346 | 0.00801 | 19.4830 | 349.0741 | 38.9003 | 14.43736 | – |
| 2025 Dec 04 18:57 | 2025 Dec 02 11:12:28 | 98.6346 | 0.00801 | 19.4830 | 349.0741 | 38.9003 | 14.43736 | – |
| 2025 Dec 03 18:56 | 2025 Dec 02 11:12:28 | 98.6346 | 0.00801 | 19.4830 | 349.0741 | 38.9003 | 14.43736 | – |
| 2025 Dec 02 18:56 | 2025 Dec 02 11:12:28 | 98.6346 | 0.00801 | 19.4830 | 349.0741 | 38.9003 | 14.43736 | – |
| 2025 Nov 30 18:57 | 2025 Nov 25 11:12:44 | 98.6338 | 0.00806 | 19.0097 | 10.0790 | 38.9003 | 14.43736 | – |
| 2025 Nov 29 18:56 | 2025 Nov 25 11:12:44 | 98.6338 | 0.00806 | 19.0097 | 10.0790 | 38.9003 | 14.43736 | – |
| 2025 Nov 28 18:57 | 2025 Nov 25 11:12:44 | 98.6338 | 0.00806 | 19.0097 | 10.0790 | 38.9003 | 14.43736 | – |
| 2025 Nov 27 18:57 | 2025 Nov 25 11:12:44 | 98.6338 | 0.00806 | 19.0097 | 10.0790 | 38.9003 | 14.43736 | – |
| 2025 Nov 26 18:57 | 2025 Nov 25 11:12:44 | 98.6338 | 0.00806 | 19.0097 | 10.0790 | 38.9003 | 14.43736 | – |
| 2025 Nov 25 18:57 | 2025 Nov 25 11:12:44 | 98.6338 | 0.00806 | 19.0097 | 10.0790 | 38.9003 | 14.43736 | – |
| 2025 Nov 24 18:56 | 2025 Nov 20 03:08:08 | 98.6325 | 0.00809 | 18.6490 | 25.9955 | 38.9003 | 14.43736 | – |
| 2025 Nov 23 18:57 | 2025 Nov 20 03:08:08 | 98.6325 | 0.00809 | 18.6490 | 25.9955 | 38.9003 | 14.43736 | – |
| 2025 Nov 21 18:57 | 2025 Nov 20 03:08:08 | 98.6325 | 0.00809 | 18.6490 | 25.9955 | 38.9003 | 14.43736 | – |