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 May 18 17:57 | 2025 May 14 23:18:30 | 34.2802 | 0.20232 | 1.1129 | 238.9457 | 99.6999 | 10.49574 | 8.243 |
| 2025 May 17 17:57 | 2025 May 14 23:18:30 | 34.2802 | 0.20232 | 1.1129 | 238.9457 | 99.6999 | 10.49574 | 8.243 |
| 2025 May 16 17:56 | 2025 May 14 23:18:30 | 34.2802 | 0.20232 | 1.1129 | 238.9457 | 99.6999 | 10.49574 | 8.243 |
| 2025 May 15 17:57 | 2025 May 14 23:18:30 | 34.2802 | 0.20232 | 1.1129 | 238.9457 | 99.6999 | 10.49574 | 8.243 |
| 2025 May 14 17:56 | 2025 May 09 01:44:13 | 34.2749 | 0.20227 | 2.2498 | 214.0407 | 99.6999 | 10.49574 | 8.243 |
| 2025 May 13 17:56 | 2025 May 09 01:44:13 | 34.2749 | 0.20227 | 2.2498 | 214.0407 | 99.6999 | 10.49574 | 8.243 |
| 2025 May 12 17:56 | 2025 May 09 01:44:13 | 34.2749 | 0.20227 | 2.2498 | 214.0407 | 99.6999 | 10.49574 | 8.243 |
| 2025 May 11 17:56 | 2025 May 09 01:44:13 | 34.2749 | 0.20227 | 2.2498 | 214.0407 | 99.6999 | 10.49574 | 8.243 |
| 2025 May 10 17:56 | 2025 May 09 01:44:13 | 34.2749 | 0.20227 | 2.2498 | 214.0407 | 99.6999 | 10.49574 | 8.243 |
| 2025 May 09 17:57 | 2025 May 09 01:44:13 | 34.2749 | 0.20227 | 2.2498 | 214.0407 | 99.6999 | 10.49574 | 8.243 |
| 2025 May 08 17:56 | 2025 May 03 11:02:18 | 34.2689 | 0.20224 | 3.3319 | 190.3376 | 99.6999 | 10.49574 | 8.243 |
| 2025 May 07 17:56 | 2025 May 03 11:02:18 | 34.2689 | 0.20224 | 3.3319 | 190.3376 | 99.6999 | 10.49574 | 8.243 |
| 2025 May 06 17:57 | 2025 May 03 11:02:18 | 34.2689 | 0.20224 | 3.3319 | 190.3376 | 99.6999 | 10.49574 | 8.243 |
| 2025 May 05 17:56 | 2025 May 03 11:02:18 | 34.2689 | 0.20224 | 3.3319 | 190.3376 | 99.6999 | 10.49574 | 8.243 |
| 2025 May 04 17:57 | 2025 May 03 11:02:18 | 34.2689 | 0.20224 | 3.3319 | 190.3376 | 99.6999 | 10.49574 | 8.243 |
| 2025 May 03 17:57 | 2025 May 03 11:02:18 | 34.2689 | 0.20224 | 3.3319 | 190.3376 | 99.6999 | 10.49574 | 8.243 |
| 2025 May 01 17:56 | 2025 Apr 20 23:57:51 | 34.2606 | 0.20222 | 5.7351 | 137.6919 | 99.6999 | 10.49574 | 8.243 |
| 2025 Apr 30 17:56 | 2025 Apr 20 23:57:51 | 34.2606 | 0.20222 | 5.7351 | 137.6919 | 99.6999 | 10.49574 | 8.243 |
| 2025 Apr 29 17:57 | 2025 Apr 20 23:57:51 | 34.2606 | 0.20222 | 5.7351 | 137.6919 | 99.6999 | 10.49574 | 8.243 |
| 2025 Apr 27 17:56 | 2025 Apr 20 23:57:51 | 34.2606 | 0.20222 | 5.7351 | 137.6919 | 99.6999 | 10.49574 | 8.243 |
| 2025 Apr 26 17:57 | 2025 Apr 20 23:57:51 | 34.2606 | 0.20222 | 5.7351 | 137.6919 | 99.6999 | 10.49574 | 8.243 |
| 2025 Apr 25 17:56 | 2025 Apr 20 23:57:51 | 34.2606 | 0.20222 | 5.7351 | 137.6919 | 99.6999 | 10.49574 | 8.243 |
| 2025 Apr 24 17:56 | 2025 Apr 20 23:57:51 | 34.2606 | 0.20222 | 5.7351 | 137.6919 | 99.6999 | 10.49574 | 8.243 |
| 2025 Apr 23 17:57 | 2025 Apr 20 23:57:51 | 34.2606 | 0.20222 | 5.7351 | 137.6919 | 99.6999 | 10.49574 | 8.243 |
| 2025 Apr 22 17:56 | 2025 Apr 20 23:57:51 | 34.2606 | 0.20222 | 5.7351 | 137.6919 | 99.6999 | 10.49574 | 8.243 |
| 2025 Apr 21 17:57 | 2025 Apr 15 22:56:10 | 34.2599 | 0.20222 | 6.7076 | 116.3916 | 99.6999 | 10.49574 | 8.243 |