Orbital elements of NNSS 20
| Launched | 29 October 1973 |
| Flight ended | – |
| Launch site | Air Force Western Test Range, California, USA |
| Owner | United States |
| NORAD ID | 6909 |
| Alternative names |
TRANSIT 20 |
| 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 23 17:58 | 2026 May 23 08:41:42 | 89.8624 | 0.01527 | 16.8408 | 314.0570 | 44.8101 | 13.71500 | 8.743 |
| 2026 May 22 17:57 | 2026 May 22 06:25:50 | 89.8624 | 0.01528 | 16.8419 | 317.3734 | 44.8101 | 13.71500 | 8.743 |
| 2026 May 21 17:57 | 2026 May 21 05:55:02 | 89.8623 | 0.01528 | 16.8429 | 320.4669 | 44.8101 | 13.71500 | 8.743 |
| 2026 May 20 17:57 | 2026 May 20 07:09:18 | 89.8622 | 0.01529 | 16.8438 | 323.3416 | 44.8101 | 13.71500 | 8.743 |
| 2026 May 19 17:58 | 2026 May 19 13:38:44 | 89.8620 | 0.01530 | 16.8445 | 325.5499 | 44.8101 | 13.71500 | 8.743 |
| 2026 May 18 17:57 | 2026 May 18 13:07:56 | 89.8619 | 0.01531 | 16.8455 | 328.6413 | 44.8101 | 13.71500 | 8.743 |
| 2026 May 17 17:57 | 2026 May 17 07:21:58 | 89.8617 | 0.01532 | 16.8467 | 332.3956 | 44.8101 | 13.71500 | 8.743 |
| 2026 May 16 17:56 | 2026 May 16 06:51:10 | 89.8614 | 0.01533 | 16.8476 | 335.4774 | 44.8101 | 13.71500 | 8.743 |
| 2026 May 15 17:57 | 2026 May 15 06:20:23 | 89.8613 | 0.01534 | 16.8486 | 338.5677 | 44.8101 | 13.71500 | 8.743 |
| 2026 May 14 17:58 | 2026 May 14 07:34:39 | 89.8612 | 0.01535 | 16.8495 | 341.4330 | 44.8101 | 13.71500 | 8.743 |
| 2026 May 13 17:58 | 2026 May 13 08:48:54 | 89.8611 | 0.01536 | 16.8505 | 344.2911 | 44.8101 | 13.71500 | 8.743 |
| 2026 May 12 17:58 | 2026 May 12 06:33:03 | 89.8610 | 0.01537 | 16.8515 | 347.5843 | 44.8101 | 13.71500 | 8.743 |
| 2026 May 11 17:56 | 2026 May 11 09:32:22 | 89.8609 | 0.01538 | 16.8524 | 350.2258 | 44.8101 | 13.71500 | 8.743 |
| 2026 May 10 17:57 | 2026 May 10 09:01:35 | 89.8608 | 0.01539 | 16.8534 | 353.3011 | 44.8101 | 13.71500 | 8.743 |
| 2026 May 09 17:57 | 2026 May 09 08:30:47 | 89.8607 | 0.01540 | 16.8544 | 356.3729 | 44.8101 | 13.71500 | 8.743 |
| 2026 May 08 17:57 | 2026 May 08 06:14:56 | 89.8605 | 0.01541 | 16.8554 | 359.6616 | 44.8101 | 13.71500 | 8.743 |
| 2026 May 07 17:58 | 2026 May 07 05:44:09 | 89.8603 | 0.01542 | 16.8564 | 2.7275 | 44.8101 | 13.71500 | 8.743 |
| 2026 May 06 17:57 | 2026 May 06 08:43:28 | 89.8602 | 0.01543 | 16.8573 | 5.3565 | 44.8101 | 13.71500 | 8.743 |
| 2026 May 05 17:57 | 2026 May 05 09:57:43 | 89.8601 | 0.01544 | 16.8582 | 8.1993 | 44.8101 | 13.71500 | 8.743 |
| 2026 May 04 17:57 | 2026 May 04 07:41:52 | 89.8598 | 0.01546 | 16.8593 | 11.4774 | 44.8101 | 13.71500 | 8.743 |
| 2026 May 03 17:57 | 2026 May 03 08:56:08 | 89.8597 | 0.01547 | 16.8602 | 14.3171 | 44.8101 | 13.71500 | 8.743 |
| 2026 May 02 17:57 | 2026 May 02 10:10:23 | 89.8595 | 0.01548 | 16.8611 | 17.1567 | 44.8101 | 13.71500 | 8.743 |
| 2026 May 01 17:56 | 2026 May 01 09:39:36 | 89.8593 | 0.01549 | 16.8621 | 20.2109 | 44.8101 | 13.71500 | 8.743 |
| 2026 Apr 30 17:56 | 2026 Apr 30 09:08:48 | 89.8591 | 0.01550 | 16.8631 | 23.2640 | 44.8101 | 13.71500 | 8.743 |
| 2026 Apr 29 17:57 | 2026 Apr 29 10:23:03 | 89.8589 | 0.01551 | 16.8640 | 26.1023 | 44.8101 | 13.71500 | 8.743 |
| 2026 Apr 28 17:56 | 2026 Apr 28 09:52:15 | 89.8587 | 0.01552 | 16.8650 | 29.1518 | 44.8101 | 13.71500 | 8.743 |
| 2026 Apr 27 17:58 | 2026 Apr 27 09:21:27 | 89.8586 | 0.01553 | 16.8661 | 32.1977 | 44.8101 | 13.71500 | 8.743 |
| 2026 Apr 26 17:58 | 2026 Apr 26 10:35:43 | 89.8585 | 0.01554 | 16.8670 | 35.0267 | 44.8101 | 13.71500 | 8.743 |