Orbital elements of VANGUARD 3
| Launched | 17 September 1959 |
| Flight ended | – |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 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 Nov 13 18:56 | 2025 Nov 08 12:08:09 | 33.3535 | 0.16403 | 22.7550 | 310.7320 | 36.1738 | 11.61410 | 8.243 |
| 2025 Nov 12 18:57 | 2025 Nov 08 12:08:09 | 33.3535 | 0.16403 | 22.7550 | 310.7320 | 36.1738 | 11.61410 | 8.243 |
| 2025 Nov 11 18:55 | 2025 Nov 08 12:08:09 | 33.3535 | 0.16403 | 22.7550 | 310.7320 | 36.1738 | 11.61410 | 8.243 |
| 2025 Nov 10 18:57 | 2025 Nov 08 12:08:09 | 33.3535 | 0.16403 | 22.7550 | 310.7320 | 36.1738 | 11.61410 | 8.243 |
| 2025 Nov 09 18:57 | 2025 Nov 08 12:08:09 | 33.3535 | 0.16403 | 22.7550 | 310.7320 | 36.1738 | 11.61410 | 8.243 |
| 2025 Nov 08 18:56 | 2025 Nov 02 11:38:15 | 33.3580 | 0.16405 | 0.1983 | 278.5091 | 36.1738 | 11.61410 | 8.243 |
| 2025 Nov 07 18:57 | 2025 Nov 02 11:38:15 | 33.3580 | 0.16405 | 0.1983 | 278.5091 | 36.1738 | 11.61410 | 8.243 |
| 2025 Nov 05 18:57 | 2025 Nov 02 11:38:15 | 33.3580 | 0.16405 | 0.1983 | 278.5091 | 36.1738 | 11.61410 | 8.243 |
| 2025 Nov 04 18:57 | 2025 Nov 02 11:38:15 | 33.3580 | 0.16405 | 0.1983 | 278.5091 | 36.1738 | 11.61410 | 8.243 |
| 2025 Nov 03 18:57 | 2025 Nov 02 11:38:15 | 33.3580 | 0.16405 | 0.1983 | 278.5091 | 36.1738 | 11.61410 | 8.243 |
| 2025 Nov 02 18:57 | 2025 Oct 29 12:41:42 | 33.3574 | 0.16405 | 1.1464 | 257.3407 | 36.1738 | 11.61410 | 8.243 |
| 2025 Nov 01 18:58 | 2025 Oct 29 12:41:42 | 33.3574 | 0.16405 | 1.1464 | 257.3407 | 36.1738 | 11.61410 | 8.243 |
| 2025 Oct 31 18:57 | 2025 Oct 29 12:41:42 | 33.3574 | 0.16405 | 1.1464 | 257.3407 | 36.1738 | 11.61410 | 8.243 |
| 2025 Oct 30 18:57 | 2025 Oct 29 12:41:42 | 33.3574 | 0.16405 | 1.1464 | 257.3407 | 36.1738 | 11.61410 | 8.243 |
| 2025 Oct 29 18:57 | 2025 Oct 29 12:41:42 | 33.3574 | 0.16405 | 1.1464 | 257.3407 | 36.1738 | 11.61410 | 8.243 |
| 2025 Oct 28 18:57 | 2025 Oct 23 22:33:34 | 33.3536 | 0.16403 | 2.4860 | 227.4206 | 36.1738 | 11.61410 | 8.243 |
| 2025 Oct 27 18:57 | 2025 Oct 23 22:33:34 | 33.3536 | 0.16403 | 2.4860 | 227.4206 | 36.1738 | 11.61410 | 8.243 |
| 2025 Oct 26 18:57 | 2025 Oct 23 22:33:34 | 33.3536 | 0.16403 | 2.4860 | 227.4206 | 36.1738 | 11.61410 | 8.243 |
| 2025 Oct 25 17:57 | 2025 Oct 23 22:33:34 | 33.3536 | 0.16403 | 2.4860 | 227.4206 | 36.1738 | 11.61410 | 8.243 |
| 2025 Oct 24 17:57 | 2025 Oct 23 22:33:34 | 33.3536 | 0.16403 | 2.4860 | 227.4206 | 36.1738 | 11.61410 | 8.243 |
| 2025 Oct 22 17:56 | 2025 Oct 17 18:00:19 | 33.3463 | 0.16397 | 3.9699 | 194.2737 | 36.1738 | 11.61410 | 8.243 |
| 2025 Oct 21 17:56 | 2025 Oct 17 18:00:19 | 33.3463 | 0.16397 | 3.9699 | 194.2737 | 36.1738 | 11.61410 | 8.243 |
| 2025 Oct 20 17:56 | 2025 Oct 17 18:00:19 | 33.3463 | 0.16397 | 3.9699 | 194.2737 | 36.1738 | 11.61410 | 8.243 |
| 2025 Oct 19 17:56 | 2025 Oct 17 18:00:19 | 33.3463 | 0.16397 | 3.9699 | 194.2737 | 36.1738 | 11.61410 | 8.243 |
| 2025 Oct 18 17:56 | 2025 Oct 17 18:00:19 | 33.3463 | 0.16397 | 3.9699 | 194.2737 | 36.1738 | 11.61410 | 8.243 |
| 2025 Oct 17 17:56 | 2025 Oct 07 14:32:33 | 33.3390 | 0.16398 | 6.4024 | 139.9318 | 36.1738 | 11.61410 | 8.243 |