Orbital elements of VANGUARD R/B
| Launched | 16 February 1959 |
| Flight ended | – |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 12 |
| 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 15 11:54:51 | 32.8954 | 0.16493 | 12.4017 | 160.1470 | 207.1775 | 11.47723 | 7.743 |
| 2025 May 17 17:57 | 2025 May 15 11:54:51 | 32.8954 | 0.16493 | 12.4017 | 160.1470 | 207.1775 | 11.47723 | 7.743 |
| 2025 May 16 17:56 | 2025 May 15 11:54:51 | 32.8954 | 0.16493 | 12.4017 | 160.1470 | 207.1775 | 11.47723 | 7.743 |
| 2025 May 15 17:57 | 2025 May 15 11:54:51 | 32.8954 | 0.16493 | 12.4017 | 160.1470 | 207.1775 | 11.47723 | 7.743 |
| 2025 May 14 17:56 | 2025 May 09 09:46:31 | 32.8953 | 0.16496 | 13.8306 | 127.9358 | 207.1775 | 11.47723 | 7.743 |
| 2025 May 13 17:56 | 2025 May 09 09:46:31 | 32.8953 | 0.16496 | 13.8306 | 127.9358 | 207.1775 | 11.47723 | 7.743 |
| 2025 May 12 17:56 | 2025 May 09 09:46:31 | 32.8953 | 0.16496 | 13.8306 | 127.9358 | 207.1775 | 11.47723 | 7.743 |
| 2025 May 11 17:56 | 2025 May 09 09:46:31 | 32.8953 | 0.16496 | 13.8306 | 127.9358 | 207.1775 | 11.47723 | 7.743 |
| 2025 May 10 17:56 | 2025 May 09 09:46:31 | 32.8953 | 0.16496 | 13.8306 | 127.9358 | 207.1775 | 11.47723 | 7.743 |
| 2025 May 09 17:57 | 2025 May 09 09:46:31 | 32.8953 | 0.16496 | 13.8306 | 127.9358 | 207.1775 | 11.47723 | 7.743 |
| 2025 May 08 17:56 | 2025 May 03 13:51:59 | 32.8966 | 0.16500 | 15.1983 | 97.1058 | 207.1775 | 11.47723 | 7.743 |
| 2025 May 07 17:56 | 2025 May 03 13:51:59 | 32.8966 | 0.16500 | 15.1983 | 97.1058 | 207.1775 | 11.47723 | 7.743 |
| 2025 May 06 17:57 | 2025 May 03 13:51:59 | 32.8966 | 0.16500 | 15.1983 | 97.1058 | 207.1775 | 11.47723 | 7.743 |
| 2025 May 05 17:56 | 2025 May 03 13:51:59 | 32.8966 | 0.16500 | 15.1983 | 97.1058 | 207.1775 | 11.47723 | 7.743 |
| 2025 May 04 17:57 | 2025 May 03 13:51:59 | 32.8966 | 0.16500 | 15.1983 | 97.1058 | 207.1775 | 11.47723 | 7.743 |
| 2025 May 03 17:57 | 2025 May 03 13:51:59 | 32.8966 | 0.16500 | 15.1983 | 97.1058 | 207.1775 | 11.47723 | 7.743 |
| 2025 May 01 17:56 | 2025 Apr 22 14:40:20 | 32.8977 | 0.16504 | 17.7714 | 39.1158 | 207.1775 | 11.47723 | 7.743 |
| 2025 Apr 30 17:56 | 2025 Apr 22 14:40:20 | 32.8977 | 0.16504 | 17.7714 | 39.1158 | 207.1775 | 11.47723 | 7.743 |
| 2025 Apr 29 17:57 | 2025 Apr 22 14:40:20 | 32.8977 | 0.16504 | 17.7714 | 39.1158 | 207.1775 | 11.47723 | 7.743 |
| 2025 Apr 27 17:56 | 2025 Apr 22 14:40:20 | 32.8977 | 0.16504 | 17.7714 | 39.1158 | 207.1775 | 11.47723 | 7.743 |
| 2025 Apr 26 17:57 | 2025 Apr 22 14:40:20 | 32.8977 | 0.16504 | 17.7714 | 39.1158 | 207.1775 | 11.47723 | 7.743 |
| 2025 Apr 25 17:56 | 2025 Apr 22 14:40:20 | 32.8977 | 0.16504 | 17.7714 | 39.1158 | 207.1775 | 11.47723 | 7.743 |
| 2025 Apr 24 17:56 | 2025 Apr 22 14:40:20 | 32.8977 | 0.16504 | 17.7714 | 39.1158 | 207.1775 | 11.47723 | 7.743 |
| 2025 Apr 23 17:57 | 2025 Apr 22 14:40:20 | 32.8977 | 0.16504 | 17.7714 | 39.1158 | 207.1775 | 11.47723 | 7.743 |
| 2025 Apr 22 17:56 | 2025 Apr 22 14:40:20 | 32.8977 | 0.16504 | 17.7714 | 39.1158 | 207.1775 | 11.47723 | 7.743 |
| 2025 Apr 21 17:57 | 2025 Apr 15 21:48:04 | 32.9007 | 0.16506 | 19.3444 | 3.6631 | 207.1775 | 11.47723 | 7.743 |