Orbital elements of VANGUARD R/B
| Launched | 16 March 1958 |
| Flight ended | – |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 16 |
| 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 19 18:57 | 2025 Dec 11 16:31:26 | 34.2588 | 0.20227 | 8.4830 | 48.7884 | 327.0289 | 10.49577 | 8.243 |
| 2025 Dec 18 18:57 | 2025 Dec 11 16:31:26 | 34.2588 | 0.20227 | 8.4830 | 48.7884 | 327.0289 | 10.49577 | 8.243 |
| 2025 Dec 17 18:58 | 2025 Dec 11 16:31:26 | 34.2588 | 0.20227 | 8.4830 | 48.7884 | 327.0289 | 10.49577 | 8.243 |
| 2025 Dec 16 18:57 | 2025 Dec 11 16:31:26 | 34.2588 | 0.20227 | 8.4830 | 48.7884 | 327.0289 | 10.49577 | 8.243 |
| 2025 Dec 15 18:58 | 2025 Dec 11 16:31:26 | 34.2588 | 0.20227 | 8.4830 | 48.7884 | 327.0289 | 10.49577 | 8.243 |
| 2025 Dec 14 18:56 | 2025 Dec 11 16:31:26 | 34.2588 | 0.20227 | 8.4830 | 48.7884 | 327.0289 | 10.49577 | 8.243 |
| 2025 Dec 13 18:56 | 2025 Dec 11 16:31:26 | 34.2588 | 0.20227 | 8.4830 | 48.7884 | 327.0289 | 10.49577 | 8.243 |
| 2025 Dec 12 18:57 | 2025 Dec 11 16:31:26 | 34.2588 | 0.20227 | 8.4830 | 48.7884 | 327.0289 | 10.49577 | 8.243 |
| 2025 Dec 11 18:56 | 2025 Dec 06 17:42:43 | 34.2581 | 0.20227 | 9.4378 | 27.8726 | 327.0289 | 10.49577 | 8.243 |
| 2025 Dec 10 18:56 | 2025 Dec 06 17:42:43 | 34.2581 | 0.20227 | 9.4378 | 27.8726 | 327.0289 | 10.49577 | 8.243 |
| 2025 Dec 09 18:56 | 2025 Dec 06 17:42:43 | 34.2581 | 0.20227 | 9.4378 | 27.8726 | 327.0289 | 10.49577 | 8.243 |
| 2025 Dec 08 18:56 | 2025 Dec 06 17:42:43 | 34.2581 | 0.20227 | 9.4378 | 27.8726 | 327.0289 | 10.49577 | 8.243 |
| 2025 Dec 07 18:56 | 2025 Dec 06 17:42:43 | 34.2581 | 0.20227 | 9.4378 | 27.8726 | 327.0289 | 10.49577 | 8.243 |
| 2025 Dec 06 18:56 | 2025 Dec 01 18:53:40 | 34.2589 | 0.20228 | 10.3928 | 6.9524 | 327.0289 | 10.49577 | 8.243 |
| 2025 Dec 05 18:57 | 2025 Dec 01 18:53:40 | 34.2589 | 0.20228 | 10.3928 | 6.9524 | 327.0289 | 10.49577 | 8.243 |
| 2025 Dec 04 18:57 | 2025 Dec 01 18:53:40 | 34.2589 | 0.20228 | 10.3928 | 6.9524 | 327.0289 | 10.49577 | 8.243 |
| 2025 Dec 03 18:56 | 2025 Dec 01 18:53:40 | 34.2589 | 0.20228 | 10.3928 | 6.9524 | 327.0289 | 10.49577 | 8.243 |
| 2025 Dec 02 18:56 | 2025 Dec 01 18:53:40 | 34.2589 | 0.20228 | 10.3928 | 6.9524 | 327.0289 | 10.49577 | 8.243 |
| 2025 Nov 30 18:57 | 2025 Nov 24 15:31:19 | 34.2644 | 0.20233 | 11.7700 | 336.7816 | 327.0289 | 10.49577 | 8.243 |
| 2025 Nov 29 18:56 | 2025 Nov 24 15:31:19 | 34.2644 | 0.20233 | 11.7700 | 336.7816 | 327.0289 | 10.49577 | 8.243 |
| 2025 Nov 28 18:57 | 2025 Nov 24 15:31:19 | 34.2644 | 0.20233 | 11.7700 | 336.7816 | 327.0289 | 10.49577 | 8.243 |
| 2025 Nov 27 18:57 | 2025 Nov 24 15:31:19 | 34.2644 | 0.20233 | 11.7700 | 336.7816 | 327.0289 | 10.49577 | 8.243 |
| 2025 Nov 26 18:57 | 2025 Nov 24 15:31:19 | 34.2644 | 0.20233 | 11.7700 | 336.7816 | 327.0289 | 10.49577 | 8.243 |
| 2025 Nov 25 18:57 | 2025 Nov 24 15:31:19 | 34.2644 | 0.20233 | 11.7700 | 336.7816 | 327.0289 | 10.49577 | 8.243 |
| 2025 Nov 24 18:56 | 2025 Nov 19 16:42:28 | 34.2696 | 0.20238 | 12.7246 | 315.8735 | 327.0289 | 10.49577 | 8.243 |
| 2025 Nov 23 18:57 | 2025 Nov 19 16:42:28 | 34.2696 | 0.20238 | 12.7246 | 315.8735 | 327.0289 | 10.49577 | 8.243 |