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 |
| 2026 Feb 05 18:58 | 2026 Feb 02 02:48:31 | 34.2821 | 0.20226 | 22.3748 | 270.1612 | 66.8864 | 10.49576 | 8.243 |
| 2026 Feb 04 18:57 | 2026 Feb 02 02:48:31 | 34.2821 | 0.20226 | 22.3748 | 270.1612 | 66.8864 | 10.49576 | 8.243 |
| 2026 Feb 03 18:56 | 2026 Feb 02 02:48:31 | 34.2821 | 0.20226 | 22.3748 | 270.1612 | 66.8864 | 10.49576 | 8.243 |
| 2026 Feb 02 18:56 | 2026 Feb 02 02:48:31 | 34.2821 | 0.20226 | 22.3748 | 270.1612 | 66.8864 | 10.49576 | 8.243 |
| 2026 Feb 01 18:56 | 2026 Jan 27 14:20:05 | 34.2811 | 0.20227 | 23.4383 | 246.8713 | 66.8864 | 10.49576 | 8.243 |
| 2026 Jan 31 18:56 | 2026 Jan 27 14:20:05 | 34.2811 | 0.20227 | 23.4383 | 246.8713 | 66.8864 | 10.49576 | 8.243 |
| 2026 Jan 30 18:57 | 2026 Jan 27 14:20:05 | 34.2811 | 0.20227 | 23.4383 | 246.8713 | 66.8864 | 10.49576 | 8.243 |
| 2026 Jan 29 18:56 | 2026 Jan 27 14:20:05 | 34.2811 | 0.20227 | 23.4383 | 246.8713 | 66.8864 | 10.49576 | 8.243 |
| 2026 Jan 28 18:56 | 2026 Jan 27 14:20:05 | 34.2811 | 0.20227 | 23.4383 | 246.8713 | 66.8864 | 10.49576 | 8.243 |
| 2026 Jan 27 18:56 | 2026 Jan 22 06:27:15 | 34.2771 | 0.20227 | 0.4652 | 224.3830 | 66.8864 | 10.49576 | 8.243 |
| 2026 Jan 26 18:57 | 2026 Jan 22 06:27:15 | 34.2771 | 0.20227 | 0.4652 | 224.3830 | 66.8864 | 10.49576 | 8.243 |
| 2026 Jan 25 18:57 | 2026 Jan 22 06:27:15 | 34.2771 | 0.20227 | 0.4652 | 224.3830 | 66.8864 | 10.49576 | 8.243 |
| 2026 Jan 24 18:58 | 2026 Jan 22 06:27:15 | 34.2771 | 0.20227 | 0.4652 | 224.3830 | 66.8864 | 10.49576 | 8.243 |
| 2026 Jan 22 18:56 | 2026 Jan 22 06:27:15 | 34.2771 | 0.20227 | 0.4652 | 224.3830 | 66.8864 | 10.49576 | 8.243 |
| 2026 Jan 21 18:56 | 2026 Jan 16 08:53:54 | 34.2715 | 0.20226 | 1.6023 | 199.4825 | 66.8864 | 10.49576 | 8.243 |