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 Oct 12 17:56 | 2025 Oct 07 14:11:45 | 99.8868 | 0.00012 | 12.8537 | 251.4769 | 229.3514 | 13.46685 | – |
| 2025 Oct 11 17:57 | 2025 Oct 07 14:11:45 | 99.8868 | 0.00012 | 12.8537 | 251.4769 | 229.3514 | 13.46685 | – |
| 2025 Oct 09 17:56 | 2025 Oct 07 14:11:45 | 99.8868 | 0.00012 | 12.8537 | 251.4769 | 229.3514 | 13.46685 | – |
| 2025 Oct 08 17:56 | 2025 Oct 07 14:11:45 | 99.8868 | 0.00012 | 12.8537 | 251.4769 | 229.3514 | 13.46685 | – |
| 2025 Oct 07 17:56 | 2025 Oct 07 14:11:45 | 99.8868 | 0.00012 | 12.8537 | 251.4769 | 229.3514 | 13.46685 | – |
| 2025 Oct 05 17:56 | 2025 Sep 26 07:10:00 | 99.8867 | 0.00013 | 12.1110 | 295.1533 | 229.3514 | 13.46685 | – |
| 2025 Oct 04 17:57 | 2025 Sep 26 07:10:00 | 99.8867 | 0.00013 | 12.1110 | 295.1533 | 229.3514 | 13.46685 | – |
| 2025 Oct 03 17:57 | 2025 Sep 26 07:10:00 | 99.8867 | 0.00013 | 12.1110 | 295.1533 | 229.3514 | 13.46685 | – |
| 2025 Oct 02 17:56 | 2025 Sep 26 07:10:00 | 99.8867 | 0.00013 | 12.1110 | 295.1533 | 229.3514 | 13.46685 | – |
| 2025 Sep 30 17:56 | 2025 Sep 26 07:10:00 | 99.8867 | 0.00013 | 12.1110 | 295.1533 | 229.3514 | 13.46685 | – |
| 2025 Sep 29 17:56 | 2025 Sep 26 07:10:00 | 99.8867 | 0.00013 | 12.1110 | 295.1533 | 229.3514 | 13.46685 | – |
| 2025 Sep 28 17:56 | 2025 Sep 26 07:10:00 | 99.8867 | 0.00013 | 12.1110 | 295.1533 | 229.3514 | 13.46685 | – |
| 2025 Sep 27 17:56 | 2025 Sep 26 07:10:00 | 99.8867 | 0.00013 | 12.1110 | 295.1533 | 229.3514 | 13.46685 | – |
| 2025 Sep 26 17:56 | 2025 Sep 26 07:10:00 | 99.8867 | 0.00013 | 12.1110 | 295.1533 | 229.3514 | 13.46685 | – |
| 2025 Sep 25 17:56 | 2025 Sep 19 17:45:08 | 99.8867 | 0.00014 | 11.6796 | 318.2280 | 229.3514 | 13.46685 | – |
| 2025 Sep 24 17:56 | 2025 Sep 19 17:45:08 | 99.8867 | 0.00014 | 11.6796 | 318.2280 | 229.3514 | 13.46685 | – |
| 2025 Sep 20 17:56 | 2025 Sep 19 17:45:08 | 99.8867 | 0.00014 | 11.6796 | 318.2280 | 229.3514 | 13.46685 | – |
| 2025 Sep 19 17:56 | 2025 Sep 15 05:39:20 | 99.8869 | 0.00015 | 11.3834 | 332.2497 | 229.3514 | 13.46685 | – |
| 2025 Sep 18 17:56 | 2025 Sep 15 05:39:20 | 99.8869 | 0.00015 | 11.3834 | 332.2497 | 229.3514 | 13.46685 | – |
| 2025 Sep 15 17:56 | 2025 Sep 15 05:39:20 | 99.8869 | 0.00015 | 11.3834 | 332.2497 | 229.3514 | 13.46685 | – |