Orbital elements of OPS 6381
| Launched | 7 June 1975 |
| Flight ended | – |
| Launch site | Air Force Western Test Range, California, USA |
| Owner | United States |
| NORAD ID | 7937 |
| Alternative names |
SSU 1 |
| 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 May 18 17:57 | 2026 May 16 15:07:31 | 95.0735 | 0.00080 | 12.0394 | 71.4776 | 97.6519 | 12.68266 | – |
| 2026 May 17 17:57 | 2026 May 16 15:07:31 | 95.0735 | 0.00080 | 12.0394 | 71.4776 | 97.6519 | 12.68266 | – |
| 2026 May 16 17:56 | 2026 May 16 15:07:31 | 95.0735 | 0.00080 | 12.0394 | 71.4776 | 97.6519 | 12.68266 | – |
| 2026 May 15 17:57 | 2026 May 10 08:43:25 | 95.0740 | 0.00081 | 11.8548 | 83.8302 | 97.6519 | 12.68266 | – |
| 2026 May 14 17:58 | 2026 May 10 08:43:25 | 95.0740 | 0.00081 | 11.8548 | 83.8302 | 97.6519 | 12.68266 | – |
| 2026 May 13 17:58 | 2026 May 10 08:43:25 | 95.0740 | 0.00081 | 11.8548 | 83.8302 | 97.6519 | 12.68266 | – |
| 2026 May 12 17:58 | 2026 May 10 08:43:25 | 95.0740 | 0.00081 | 11.8548 | 83.8302 | 97.6519 | 12.68266 | – |
| 2026 May 11 17:56 | 2026 May 10 08:43:25 | 95.0740 | 0.00081 | 11.8548 | 83.8302 | 97.6519 | 12.68266 | – |
| 2026 May 10 17:57 | 2026 May 10 08:43:25 | 95.0740 | 0.00081 | 11.8548 | 83.8302 | 97.6519 | 12.68266 | – |
| 2026 May 09 17:57 | 2026 May 05 09:26:34 | 95.0746 | 0.00081 | 11.7084 | 93.6199 | 97.6519 | 12.68266 | – |
| 2026 May 08 17:57 | 2026 May 05 09:26:34 | 95.0746 | 0.00081 | 11.7084 | 93.6199 | 97.6519 | 12.68266 | – |
| 2026 May 07 17:58 | 2026 May 05 09:26:34 | 95.0746 | 0.00081 | 11.7084 | 93.6199 | 97.6519 | 12.68266 | – |
| 2026 May 06 17:57 | 2026 May 05 09:26:34 | 95.0746 | 0.00081 | 11.7084 | 93.6199 | 97.6519 | 12.68266 | – |
| 2026 May 05 17:57 | 2026 May 05 09:26:34 | 95.0746 | 0.00081 | 11.7084 | 93.6199 | 97.6519 | 12.68266 | – |
| 2026 May 04 17:57 | 2026 Apr 30 14:46:21 | 95.0753 | 0.00081 | 11.5676 | 103.0710 | 97.6519 | 12.68266 | – |
| 2026 May 03 17:57 | 2026 Apr 30 14:46:21 | 95.0753 | 0.00081 | 11.5676 | 103.0710 | 97.6519 | 12.68266 | – |
| 2026 May 02 17:57 | 2026 Apr 30 14:46:21 | 95.0753 | 0.00081 | 11.5676 | 103.0710 | 97.6519 | 12.68266 | – |
| 2026 May 01 17:56 | 2026 Apr 30 14:46:21 | 95.0753 | 0.00081 | 11.5676 | 103.0710 | 97.6519 | 12.68266 | – |
| 2026 Apr 30 17:56 | 2026 Apr 30 14:46:21 | 95.0753 | 0.00081 | 11.5676 | 103.0710 | 97.6519 | 12.68266 | – |
| 2026 Apr 29 17:57 | 2026 Apr 24 02:46:56 | 95.0763 | 0.00080 | 11.3760 | 115.9132 | 97.6519 | 12.68266 | – |
| 2026 Apr 28 17:56 | 2026 Apr 24 02:46:56 | 95.0763 | 0.00080 | 11.3760 | 115.9132 | 97.6519 | 12.68266 | – |
| 2026 Apr 27 17:58 | 2026 Apr 24 02:46:56 | 95.0763 | 0.00080 | 11.3760 | 115.9132 | 97.6519 | 12.68266 | – |
| 2026 Apr 26 17:58 | 2026 Apr 24 02:46:56 | 95.0763 | 0.00080 | 11.3760 | 115.9132 | 97.6519 | 12.68266 | – |
| 2026 Apr 25 17:58 | 2026 Apr 24 02:46:56 | 95.0763 | 0.00080 | 11.3760 | 115.9132 | 97.6519 | 12.68266 | – |
| 2026 Apr 24 17:59 | 2026 Apr 24 02:46:56 | 95.0763 | 0.00080 | 11.3760 | 115.9132 | 97.6519 | 12.68266 | – |
| 2026 Apr 23 17:57 | 2026 Apr 19 10:59:13 | 95.0772 | 0.00079 | 11.2387 | 125.2574 | 97.6519 | 12.68266 | – |
| 2026 Apr 22 17:57 | 2026 Apr 19 10:59:13 | 95.0772 | 0.00079 | 11.2387 | 125.2574 | 97.6519 | 12.68266 | – |
| 2026 Apr 21 17:57 | 2026 Apr 19 10:59:13 | 95.0772 | 0.00079 | 11.2387 | 125.2574 | 97.6519 | 12.68266 | – |