Orbital elements of OPS 3811
| Launched | 4 May 1971 |
| Flight ended | – |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 5204 |
| Alternative names |
DSP 2 |
| 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 16 22:20:03 | 0.6473 | 0.00202 | 19.3963 | 352.6474 | 65.5269 | 0.98159 | 5.500 |
| 2025 Jul 16 17:56 | 2025 Jul 16 03:31:05 | 0.6493 | 0.00202 | 19.3918 | 352.8283 | 65.5269 | 0.98159 | 5.500 |
| 2025 Jul 15 17:56 | 2025 Jul 14 22:27:38 | 0.6522 | 0.00201 | 19.3868 | 353.0403 | 65.5269 | 0.98159 | 5.500 |
| 2025 Jul 14 17:56 | 2025 Jul 13 22:29:15 | 0.6546 | 0.00200 | 19.3825 | 353.2546 | 65.5269 | 0.98159 | 5.500 |
| 2025 Jul 13 17:56 | 2025 Jul 12 20:49:45 | 0.6572 | 0.00200 | 19.3783 | 353.4423 | 65.5269 | 0.98159 | 5.500 |
| 2025 Jul 12 17:56 | 2025 Jul 11 21:27:07 | 0.6594 | 0.00199 | 19.3746 | 353.6346 | 65.5269 | 0.98159 | 5.500 |
| 2025 Jul 11 17:56 | 2025 Jul 11 13:33:13 | 0.6602 | 0.00199 | 19.3731 | 353.6754 | 65.5269 | 0.98159 | 5.500 |
| 2025 Jul 10 17:56 | 2025 Jul 09 21:57:31 | 0.6640 | 0.00199 | 19.3675 | 353.9934 | 65.5269 | 0.98159 | 5.500 |
| 2025 Jul 09 17:56 | 2025 Jul 08 21:37:54 | 0.6663 | 0.00199 | 19.3643 | 354.1916 | 65.5269 | 0.98159 | 5.500 |
| 2025 Jul 08 17:56 | 2025 Jul 07 10:48:59 | 0.6696 | 0.00199 | 19.3596 | 354.3764 | 65.5269 | 0.98159 | 5.500 |
| 2025 Jul 07 17:56 | 2025 Jul 06 21:07:58 | 0.6708 | 0.00199 | 19.3578 | 354.4757 | 65.5269 | 0.98159 | 5.500 |
| 2025 Jul 06 17:56 | 2025 Jul 05 21:11:05 | 0.6731 | 0.00200 | 19.3545 | 354.5860 | 65.5269 | 0.98159 | 5.500 |
| 2025 Jul 05 17:56 | 2025 Jul 04 21:14:01 | 0.6753 | 0.00200 | 19.3512 | 354.7109 | 65.5269 | 0.98159 | 5.500 |
| 2025 Jul 04 17:56 | 2025 Jul 03 21:17:11 | 0.6775 | 0.00201 | 19.3478 | 354.8027 | 65.5269 | 0.98159 | 5.500 |
| 2025 Jul 03 17:56 | 2025 Jul 02 21:20:08 | 0.6797 | 0.00201 | 19.3444 | 354.9058 | 65.5269 | 0.98159 | 5.500 |
| 2025 Jul 02 17:56 | 2025 Jul 02 12:30:13 | 0.6806 | 0.00201 | 19.3435 | 354.9400 | 65.5269 | 0.98159 | 5.500 |
| 2025 Jul 01 17:56 | 2025 Jun 30 16:18:21 | 0.6848 | 0.00202 | 19.3374 | 355.1254 | 65.5269 | 0.98159 | 5.500 |
| 2025 Jun 30 17:56 | 2025 Jun 30 11:15:27 | 0.6854 | 0.00203 | 19.3365 | 355.1430 | 65.5269 | 0.98159 | 5.500 |
| 2025 Jun 29 17:56 | 2025 Jun 28 18:07:04 | 0.6896 | 0.00204 | 19.3304 | 355.2507 | 65.5269 | 0.98159 | 5.500 |
| 2025 Jun 28 17:56 | 2025 Jun 28 05:36:18 | 0.6909 | 0.00204 | 19.3284 | 355.2866 | 65.5269 | 0.98159 | 5.500 |
| 2025 Jun 27 17:56 | 2025 Jun 26 16:30:37 | 0.6949 | 0.00204 | 19.3224 | 355.4057 | 65.5269 | 0.98159 | 5.500 |
| 2025 Jun 26 17:56 | 2025 Jun 25 23:24:03 | 0.6968 | 0.00205 | 19.3200 | 355.4462 | 65.5269 | 0.98159 | 5.500 |
| 2025 Jun 25 17:56 | 2025 Jun 24 13:11:24 | 0.7005 | 0.00205 | 19.3139 | 355.5833 | 65.5269 | 0.98159 | 5.500 |
| 2025 Jun 24 17:56 | 2025 Jun 23 21:47:30 | 0.7023 | 0.00205 | 19.3113 | 355.6722 | 65.5269 | 0.98159 | 5.500 |
| 2025 Jun 23 17:56 | 2025 Jun 23 11:31:58 | 0.7034 | 0.00204 | 19.3096 | 355.7185 | 65.5269 | 0.98159 | 5.500 |
| 2025 Jun 22 17:56 | 2025 Jun 21 20:11:05 | 0.7078 | 0.00204 | 19.3026 | 355.9310 | 65.5269 | 0.98159 | 5.500 |
| 2025 Jun 21 17:56 | 2025 Jun 21 04:39:31 | 0.7094 | 0.00203 | 19.2996 | 356.0445 | 65.5269 | 0.98159 | 5.500 |
| 2025 Jun 20 17:57 | 2025 Jun 19 20:17:04 | 0.7130 | 0.00203 | 19.2945 | 356.2563 | 65.5269 | 0.98159 | 5.500 |