Orbital elements of TOPO 1
| Launched | 7 April 1970 |
| Flight ended | – |
| Launch site | Air Force Western Test Range, California, USA |
| Owner | United States |
| NORAD ID | 4363 |
| 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 12 17:57 | 2025 Sep 03 06:34:44 | 99.8873 | 0.00019 | 10.5967 | 3.0681 | 149.1701 | 13.46683 | – |
| 2025 Sep 11 17:57 | 2025 Sep 03 06:34:44 | 99.8873 | 0.00019 | 10.5967 | 3.0681 | 149.1701 | 13.46683 | – |
| 2025 Sep 10 17:56 | 2025 Sep 03 06:34:44 | 99.8873 | 0.00019 | 10.5967 | 3.0681 | 149.1701 | 13.46683 | – |
| 2025 Sep 08 17:57 | 2025 Sep 03 06:34:44 | 99.8873 | 0.00019 | 10.5967 | 3.0681 | 149.1701 | 13.46683 | – |
| 2025 Sep 07 17:56 | 2025 Sep 03 06:34:44 | 99.8873 | 0.00019 | 10.5967 | 3.0681 | 149.1701 | 13.46683 | – |
| 2025 Sep 06 20:41 | 2025 Sep 03 06:34:44 | 99.8873 | 0.00019 | 10.5967 | 3.0681 | 149.1701 | 13.46683 | – |
| 2025 Sep 03 17:57 | 2025 Sep 03 06:34:44 | 99.8873 | 0.00019 | 10.5967 | 3.0681 | 149.1701 | 13.46683 | – |
| 2025 Sep 02 17:56 | 2025 Aug 27 17:13:55 | 99.8879 | 0.00021 | 10.1655 | 17.1858 | 149.1701 | 13.46683 | – |
| 2025 Sep 01 17:56 | 2025 Aug 27 17:13:55 | 99.8879 | 0.00021 | 10.1655 | 17.1858 | 149.1701 | 13.46683 | – |
| 2025 Aug 31 17:56 | 2025 Aug 27 17:13:55 | 99.8879 | 0.00021 | 10.1655 | 17.1858 | 149.1701 | 13.46683 | – |
| 2025 Aug 30 17:56 | 2025 Aug 27 17:13:55 | 99.8879 | 0.00021 | 10.1655 | 17.1858 | 149.1701 | 13.46683 | – |
| 2025 Aug 29 17:56 | 2025 Aug 27 17:13:55 | 99.8879 | 0.00021 | 10.1655 | 17.1858 | 149.1701 | 13.46683 | – |
| 2025 Aug 28 17:57 | 2025 Aug 27 17:13:55 | 99.8879 | 0.00021 | 10.1655 | 17.1858 | 149.1701 | 13.46683 | – |
| 2025 Aug 27 17:56 | 2025 Aug 20 17:34:57 | 99.8887 | 0.00023 | 9.7060 | 31.2531 | 149.1701 | 13.46683 | – |
| 2025 Aug 26 17:56 | 2025 Aug 20 17:34:57 | 99.8887 | 0.00023 | 9.7060 | 31.2531 | 149.1701 | 13.46683 | – |
| 2025 Aug 25 17:56 | 2025 Aug 20 17:34:57 | 99.8887 | 0.00023 | 9.7060 | 31.2531 | 149.1701 | 13.46683 | – |
| 2025 Aug 24 17:56 | 2025 Aug 20 17:34:57 | 99.8887 | 0.00023 | 9.7060 | 31.2531 | 149.1701 | 13.46683 | – |
| 2025 Aug 23 17:56 | 2025 Aug 20 17:34:57 | 99.8887 | 0.00023 | 9.7060 | 31.2531 | 149.1701 | 13.46683 | – |
| 2025 Aug 22 17:56 | 2025 Aug 18 08:51:42 | 99.8890 | 0.00024 | 9.5506 | 36.3474 | 149.1701 | 13.46683 | – |
| 2025 Aug 20 17:56 | 2025 Aug 18 08:51:42 | 99.8890 | 0.00024 | 9.5506 | 36.3474 | 149.1701 | 13.46683 | – |
| 2025 Aug 19 17:56 | 2025 Aug 18 08:51:42 | 99.8890 | 0.00024 | 9.5506 | 36.3474 | 149.1701 | 13.46683 | – |
| 2025 Aug 18 17:56 | 2025 Aug 18 08:51:42 | 99.8890 | 0.00024 | 9.5506 | 36.3474 | 149.1701 | 13.46683 | – |
| 2025 Aug 16 17:56 | 2025 Aug 11 17:50:16 | 99.8896 | 0.00026 | 9.1147 | 48.6654 | 149.1701 | 13.46683 | – |