Orbital elements of OPS 1427
| Launched | 9 June 1966 |
| Flight ended | – |
| Launch site | Wallops Island, Virginia, USA |
| Owner | United States |
| NORAD ID | 2201 |
| Alternative names |
OV3-4 |
| 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 |
| 2026 Jan 01 18:56 | 2025 Dec 31 06:21:49 | 40.9068 | 0.22374 | 22.2075 | 287.2676 | 49.6488 | 10.10099 | – |
| 2025 Dec 31 18:57 | 2025 Dec 31 06:21:49 | 40.9068 | 0.22374 | 22.2075 | 287.2676 | 49.6488 | 10.10099 | – |
| 2025 Dec 30 18:56 | 2025 Dec 26 00:31:32 | 40.9081 | 0.22377 | 23.0684 | 271.4188 | 49.6488 | 10.10099 | – |
| 2025 Dec 29 18:56 | 2025 Dec 26 00:31:32 | 40.9081 | 0.22377 | 23.0684 | 271.4188 | 49.6488 | 10.10099 | – |
| 2025 Dec 28 18:57 | 2025 Dec 26 00:31:32 | 40.9081 | 0.22377 | 23.0684 | 271.4188 | 49.6488 | 10.10099 | – |
| 2025 Dec 27 18:57 | 2025 Dec 26 00:31:32 | 40.9081 | 0.22377 | 23.0684 | 271.4188 | 49.6488 | 10.10099 | – |
| 2025 Dec 26 18:56 | 2025 Dec 26 00:31:32 | 40.9081 | 0.22377 | 23.0684 | 271.4188 | 49.6488 | 10.10099 | – |
| 2025 Dec 25 18:57 | 2025 Dec 19 23:42:28 | 40.9069 | 0.22377 | 0.0591 | 253.1810 | 49.6488 | 10.10099 | – |
| 2025 Dec 24 18:56 | 2025 Dec 19 23:42:28 | 40.9069 | 0.22377 | 0.0591 | 253.1810 | 49.6488 | 10.10099 | – |
| 2025 Dec 23 18:56 | 2025 Dec 19 23:42:28 | 40.9069 | 0.22377 | 0.0591 | 253.1810 | 49.6488 | 10.10099 | – |
| 2025 Dec 22 18:57 | 2025 Dec 19 23:42:28 | 40.9069 | 0.22377 | 0.0591 | 253.1810 | 49.6488 | 10.10099 | – |
| 2025 Dec 21 18:57 | 2025 Dec 19 23:42:28 | 40.9069 | 0.22377 | 0.0591 | 253.1810 | 49.6488 | 10.10099 | – |
| 2025 Dec 20 18:57 | 2025 Dec 19 23:42:28 | 40.9069 | 0.22377 | 0.0591 | 253.1810 | 49.6488 | 10.10099 | – |
| 2025 Dec 19 18:57 | 2025 Dec 11 11:34:09 | 40.9021 | 0.22375 | 1.4559 | 227.4626 | 49.6488 | 10.10099 | – |
| 2025 Dec 18 18:57 | 2025 Dec 11 11:34:09 | 40.9021 | 0.22375 | 1.4559 | 227.4626 | 49.6488 | 10.10099 | – |
| 2025 Dec 17 18:58 | 2025 Dec 11 11:34:09 | 40.9021 | 0.22375 | 1.4559 | 227.4626 | 49.6488 | 10.10099 | – |
| 2025 Dec 16 18:57 | 2025 Dec 11 11:34:09 | 40.9021 | 0.22375 | 1.4559 | 227.4626 | 49.6488 | 10.10099 | – |
| 2025 Dec 15 18:58 | 2025 Dec 11 11:34:09 | 40.9021 | 0.22375 | 1.4559 | 227.4626 | 49.6488 | 10.10099 | – |
| 2025 Dec 14 18:56 | 2025 Dec 11 11:34:09 | 40.9021 | 0.22375 | 1.4559 | 227.4626 | 49.6488 | 10.10099 | – |
| 2025 Dec 13 18:56 | 2025 Dec 11 11:34:09 | 40.9021 | 0.22375 | 1.4559 | 227.4626 | 49.6488 | 10.10099 | – |
| 2025 Dec 12 18:57 | 2025 Dec 11 11:34:09 | 40.9021 | 0.22375 | 1.4559 | 227.4626 | 49.6488 | 10.10099 | – |
| 2025 Dec 11 18:56 | 2025 Dec 07 03:08:27 | 40.8985 | 0.22373 | 2.1706 | 214.2990 | 49.6488 | 10.10099 | – |
| 2025 Dec 10 18:56 | 2025 Dec 07 03:08:27 | 40.8985 | 0.22373 | 2.1706 | 214.2990 | 49.6488 | 10.10099 | – |
| 2025 Dec 09 18:56 | 2025 Dec 07 03:08:27 | 40.8985 | 0.22373 | 2.1706 | 214.2990 | 49.6488 | 10.10099 | – |
| 2025 Dec 08 18:56 | 2025 Dec 07 03:08:27 | 40.8985 | 0.22373 | 2.1706 | 214.2990 | 49.6488 | 10.10099 | – |
| 2025 Dec 07 18:56 | 2025 Dec 07 03:08:27 | 40.8985 | 0.22373 | 2.1706 | 214.2990 | 49.6488 | 10.10099 | – |
| 2025 Dec 06 18:56 | 2025 Dec 02 04:28:55 | 40.8940 | 0.22372 | 2.9829 | 199.3341 | 49.6488 | 10.10099 | – |