Orbital elements of STARLINK-1661
| Launched | 2 September 2020 |
| Flight ended | – |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 46355 |
| 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 18 18:57 | 2025 Dec 18 05:33:53 | 53.0560 | 0.00014 | 1.4864 | 82.1921 | 277.9228 | 15.06403 | 5.500 |
| 2025 Dec 17 18:58 | 2025 Dec 17 07:16:19 | 53.0554 | 0.00014 | 1.7644 | 87.5277 | 277.9228 | 15.06403 | 5.500 |
| 2025 Dec 16 18:57 | 2025 Dec 15 20:14:28 | 53.0561 | 0.00014 | 2.2013 | 88.7478 | 277.9228 | 15.06403 | 5.500 |
| 2025 Dec 15 18:58 | 2025 Dec 14 10:48:08 | 53.0558 | 0.00014 | 2.6183 | 100.9429 | 277.9228 | 15.06403 | 5.500 |
| 2025 Dec 14 18:56 | 2025 Dec 13 20:28:16 | 53.0547 | 0.00011 | 2.7969 | 93.7245 | 277.9228 | 15.06403 | 5.500 |
| 2025 Dec 13 18:56 | 2025 Dec 13 07:43:57 | 53.0556 | 0.00013 | 2.9557 | 91.1858 | 277.9228 | 15.06403 | 5.500 |
| 2025 Dec 12 18:57 | 2025 Dec 11 14:19:54 | 53.0553 | 0.00013 | 3.4720 | 75.8941 | 277.9228 | 15.06403 | 5.500 |
| 2025 Dec 11 18:56 | 2025 Dec 11 04:46:41 | 53.0553 | 0.00012 | 3.5912 | 74.1218 | 277.9228 | 15.06403 | 5.500 |
| 2025 Dec 10 18:56 | 2025 Dec 10 11:15:45 | 53.0559 | 0.00012 | 3.8096 | 80.7835 | 277.9228 | 15.06403 | 5.500 |
| 2025 Dec 09 18:56 | 2025 Dec 09 14:33:44 | 53.0551 | 0.00013 | 4.0678 | 99.0505 | 277.9228 | 15.06403 | 5.500 |
| 2025 Dec 08 18:56 | 2025 Dec 08 06:42:58 | 53.0542 | 0.00012 | 4.4648 | 95.5035 | 277.9228 | 15.06403 | 5.500 |
| 2025 Dec 07 18:56 | 2025 Dec 07 06:49:52 | 53.0545 | 0.00014 | 4.7626 | 88.3359 | 277.9228 | 15.06403 | 5.500 |
| 2025 Dec 06 18:56 | 2025 Dec 05 13:25:49 | 53.0543 | 0.00013 | 5.2788 | 87.5494 | 277.9228 | 15.06403 | 5.500 |
| 2025 Dec 05 18:57 | 2025 Dec 05 07:03:40 | 53.0548 | 0.00012 | 5.3584 | 85.2940 | 277.9228 | 15.06403 | 5.500 |
| 2025 Dec 04 18:57 | 2025 Dec 04 07:10:34 | 53.0550 | 0.00014 | 5.6562 | 78.8641 | 277.9228 | 15.06403 | 5.500 |
| 2025 Dec 03 18:56 | 2025 Dec 03 12:04:06 | 53.0548 | 0.00013 | 5.8944 | 87.0599 | 277.9228 | 15.06403 | 5.500 |
| 2025 Dec 02 18:56 | 2025 Dec 02 12:11:00 | 53.0542 | 0.00012 | 6.1923 | 86.7476 | 277.9228 | 15.06403 | 5.500 |
| 2025 Nov 30 18:57 | 2025 Nov 30 15:35:53 | 53.0534 | 0.00012 | 6.7482 | 92.3629 | 277.9228 | 15.06403 | 5.500 |
| 2025 Nov 29 18:56 | 2025 Nov 28 15:49:43 | 53.0543 | 0.00013 | 7.3440 | 90.8000 | 277.9228 | 15.06403 | 5.500 |
| 2025 Nov 28 18:57 | 2025 Nov 28 03:05:24 | 53.0534 | 0.00012 | 7.5028 | 90.4532 | 277.9228 | 15.06403 | 5.500 |
| 2025 Nov 27 18:57 | 2025 Nov 26 17:39:04 | 53.0538 | 0.00013 | 7.9198 | 92.8092 | 277.9228 | 15.06403 | 5.500 |
| 2025 Nov 26 18:57 | 2025 Nov 26 11:16:55 | 53.0532 | 0.00013 | 7.9992 | 91.4636 | 277.9228 | 15.06403 | 5.500 |
| 2025 Nov 25 18:57 | 2025 Nov 25 11:23:49 | 53.0529 | 0.00013 | 8.2970 | 90.8649 | 277.9228 | 15.06403 | 5.500 |
| 2025 Nov 24 18:56 | 2025 Nov 23 17:59:46 | 53.0537 | 0.00014 | 8.8133 | 93.2748 | 277.9228 | 15.06403 | 5.500 |
| 2025 Nov 23 18:57 | 2025 Nov 23 10:02:03 | 53.0539 | 0.00017 | 8.9126 | 95.8073 | 277.9228 | 15.06403 | 5.500 |
| 2025 Nov 21 18:57 | 2025 Nov 20 21:31:36 | 53.0512 | 0.00016 | 9.6671 | 84.9774 | 277.9228 | 15.06403 | 5.500 |