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 |
| 2025 Dec 17 18:58 | 2025 Dec 17 06:47:20 | 89.8562 | 0.01565 | 16.9991 | 64.8672 | 296.8638 | 13.71436 | 8.743 |
| 2025 Dec 16 18:57 | 2025 Dec 15 23:16:12 | 89.8562 | 0.01566 | 17.0004 | 68.7567 | 296.8638 | 13.71436 | 8.743 |
| 2025 Dec 15 18:58 | 2025 Dec 14 19:15:12 | 89.8563 | 0.01566 | 17.0016 | 72.2135 | 296.8638 | 13.71436 | 8.743 |
| 2025 Dec 14 18:56 | 2025 Dec 13 23:59:31 | 89.8562 | 0.01566 | 17.0024 | 74.5885 | 296.8638 | 13.71436 | 8.743 |
| 2025 Dec 13 18:56 | 2025 Dec 13 06:28:53 | 89.8562 | 0.01566 | 17.0031 | 76.7473 | 296.8638 | 13.71436 | 8.743 |
| 2025 Dec 12 18:57 | 2025 Dec 12 05:58:00 | 89.8562 | 0.01566 | 17.0041 | 79.7701 | 296.8638 | 13.71436 | 8.743 |
| 2025 Dec 11 18:56 | 2025 Dec 11 07:12:11 | 89.8562 | 0.01566 | 17.0050 | 82.5797 | 296.8638 | 13.71436 | 8.743 |
| 2025 Dec 10 18:56 | 2025 Dec 10 06:41:18 | 89.8563 | 0.01566 | 17.0061 | 85.6012 | 296.8638 | 13.71436 | 8.743 |
| 2025 Dec 09 18:56 | 2025 Dec 09 11:25:36 | 89.8562 | 0.01566 | 17.0069 | 87.9770 | 296.8638 | 13.71436 | 8.743 |
| 2025 Dec 08 18:56 | 2025 Dec 08 07:24:35 | 89.8561 | 0.01566 | 17.0080 | 91.4321 | 296.8638 | 13.71436 | 8.743 |
| 2025 Dec 07 18:56 | 2025 Dec 07 03:23:34 | 89.8561 | 0.01566 | 17.0092 | 94.8874 | 296.8638 | 13.71436 | 8.743 |
| 2025 Dec 06 18:56 | 2025 Dec 06 04:37:44 | 89.8560 | 0.01566 | 17.0102 | 97.6982 | 296.8638 | 13.71436 | 8.743 |
| 2025 Dec 05 18:57 | 2025 Dec 05 07:36:58 | 89.8558 | 0.01565 | 17.0110 | 100.2959 | 296.8638 | 13.71436 | 8.743 |
| 2025 Dec 04 18:57 | 2025 Dec 04 07:06:04 | 89.8557 | 0.01565 | 17.0121 | 103.3213 | 296.8638 | 13.71436 | 8.743 |
| 2025 Dec 03 18:56 | 2025 Dec 03 11:50:21 | 89.8557 | 0.01565 | 17.0129 | 105.6968 | 296.8638 | 13.71436 | 8.743 |
| 2025 Dec 02 18:56 | 2025 Dec 02 07:49:19 | 89.8555 | 0.01564 | 17.0140 | 109.1576 | 296.8638 | 13.71436 | 8.743 |
| 2025 Nov 30 18:57 | 2025 Nov 30 12:02:42 | 89.8554 | 0.01564 | 17.0159 | 114.5609 | 296.8638 | 13.71436 | 8.743 |
| 2025 Nov 29 18:56 | 2025 Nov 29 04:31:32 | 89.8554 | 0.01563 | 17.0172 | 118.4559 | 296.8638 | 13.71436 | 8.743 |
| 2025 Nov 28 18:57 | 2025 Nov 28 00:30:30 | 89.8553 | 0.01562 | 17.0183 | 121.9226 | 296.8638 | 13.71436 | 8.743 |
| 2025 Nov 27 18:57 | 2025 Nov 27 05:14:47 | 89.8553 | 0.01562 | 17.0192 | 124.3030 | 296.8638 | 13.71436 | 8.743 |
| 2025 Nov 26 18:57 | 2025 Nov 26 08:14:00 | 89.8552 | 0.01561 | 17.0200 | 126.9010 | 296.8638 | 13.71436 | 8.743 |
| 2025 Nov 25 18:57 | 2025 Nov 25 07:43:05 | 89.8551 | 0.01561 | 17.0211 | 129.9270 | 296.8638 | 13.71436 | 8.743 |
| 2025 Nov 24 18:56 | 2025 Nov 24 07:12:10 | 89.8550 | 0.01560 | 17.0221 | 132.9496 | 296.8638 | 13.71436 | 8.743 |
| 2025 Nov 23 18:57 | 2025 Nov 23 08:26:18 | 89.8549 | 0.01559 | 17.0230 | 135.7756 | 296.8638 | 13.71436 | 8.743 |
| 2025 Nov 21 18:57 | 2025 Nov 20 13:53:48 | 89.8545 | 0.01556 | 17.0259 | 144.0445 | 296.8638 | 13.71436 | 8.743 |
| 2025 Nov 20 18:56 | 2025 Nov 20 06:53:32 | 89.8544 | 0.01556 | 17.0261 | 144.9149 | 296.8638 | 13.71436 | 8.743 |