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 Jun 17 17:56 | 2025 Jun 17 00:53:05 | 32.9047 | 0.16489 | 4.7676 | 332.2122 | 19.9105 | 11.47756 | 7.743 |
| 2025 Jun 16 17:56 | 2025 Jun 12 12:15:21 | 32.9071 | 0.16494 | 5.8294 | 308.2812 | 19.9105 | 11.47756 | 7.743 |
| 2025 Jun 15 17:56 | 2025 Jun 12 12:15:21 | 32.9071 | 0.16494 | 5.8294 | 308.2812 | 19.9105 | 11.47756 | 7.743 |
| 2025 Jun 14 17:56 | 2025 Jun 12 12:15:21 | 32.9071 | 0.16494 | 5.8294 | 308.2812 | 19.9105 | 11.47756 | 7.743 |
| 2025 Jun 13 17:56 | 2025 Jun 12 12:15:21 | 32.9071 | 0.16494 | 5.8294 | 308.2812 | 19.9105 | 11.47756 | 7.743 |
| 2025 Jun 12 17:56 | 2025 Jun 12 12:15:21 | 32.9071 | 0.16494 | 5.8294 | 308.2812 | 19.9105 | 11.47756 | 7.743 |
| 2025 Jun 11 17:56 | 2025 Jun 05 21:30:38 | 32.9087 | 0.16498 | 7.3808 | 273.3213 | 19.9105 | 11.47756 | 7.743 |
| 2025 Jun 10 17:56 | 2025 Jun 05 21:30:38 | 32.9087 | 0.16498 | 7.3808 | 273.3213 | 19.9105 | 11.47756 | 7.743 |
| 2025 Jun 09 17:56 | 2025 Jun 05 21:30:38 | 32.9087 | 0.16498 | 7.3808 | 273.3213 | 19.9105 | 11.47756 | 7.743 |
| 2025 Jun 08 17:56 | 2025 Jun 05 21:30:38 | 32.9087 | 0.16498 | 7.3808 | 273.3213 | 19.9105 | 11.47756 | 7.743 |
| 2025 Jun 07 17:56 | 2025 Jun 05 21:30:38 | 32.9087 | 0.16498 | 7.3808 | 273.3213 | 19.9105 | 11.47756 | 7.743 |
| 2025 Jun 06 17:56 | 2025 Jun 05 21:30:38 | 32.9087 | 0.16498 | 7.3808 | 273.3213 | 19.9105 | 11.47756 | 7.743 |
| 2025 Jun 05 17:56 | 2025 Jun 01 06:49:40 | 32.9069 | 0.16498 | 8.4626 | 248.9453 | 19.9105 | 11.47756 | 7.743 |
| 2025 Jun 04 17:57 | 2025 Jun 01 06:49:40 | 32.9069 | 0.16498 | 8.4626 | 248.9453 | 19.9105 | 11.47756 | 7.743 |
| 2025 Jun 03 17:57 | 2025 Jun 01 06:49:40 | 32.9069 | 0.16498 | 8.4626 | 248.9453 | 19.9105 | 11.47756 | 7.743 |
| 2025 Jun 02 17:58 | 2025 Jun 01 06:49:40 | 32.9069 | 0.16498 | 8.4626 | 248.9453 | 19.9105 | 11.47756 | 7.743 |
| 2025 Jun 01 17:56 | 2025 Jun 01 06:49:40 | 32.9069 | 0.16498 | 8.4626 | 248.9453 | 19.9105 | 11.47756 | 7.743 |
| 2025 May 31 17:56 | 2025 May 25 07:47:52 | 32.9010 | 0.16495 | 10.0953 | 212.1461 | 19.9105 | 11.47756 | 7.743 |
| 2025 May 30 17:56 | 2025 May 25 07:47:52 | 32.9010 | 0.16495 | 10.0953 | 212.1461 | 19.9105 | 11.47756 | 7.743 |
| 2025 May 29 17:56 | 2025 May 25 07:47:52 | 32.9010 | 0.16495 | 10.0953 | 212.1461 | 19.9105 | 11.47756 | 7.743 |
| 2025 May 28 17:56 | 2025 May 25 07:47:52 | 32.9010 | 0.16495 | 10.0953 | 212.1461 | 19.9105 | 11.47756 | 7.743 |
| 2025 May 27 17:57 | 2025 May 25 07:47:52 | 32.9010 | 0.16495 | 10.0953 | 212.1461 | 19.9105 | 11.47756 | 7.743 |
| 2025 May 26 17:56 | 2025 May 25 07:47:52 | 32.9010 | 0.16495 | 10.0953 | 212.1461 | 19.9105 | 11.47756 | 7.743 |
| 2025 May 25 17:56 | 2025 May 21 09:51:35 | 32.8976 | 0.16494 | 11.0138 | 191.4401 | 19.9105 | 11.47756 | 7.743 |
| 2025 May 24 17:57 | 2025 May 21 09:51:35 | 32.8976 | 0.16494 | 11.0138 | 191.4401 | 19.9105 | 11.47756 | 7.743 |
| 2025 May 23 17:56 | 2025 May 21 09:51:35 | 32.8976 | 0.16494 | 11.0138 | 191.4401 | 19.9105 | 11.47756 | 7.743 |
| 2025 May 22 17:56 | 2025 May 21 09:51:35 | 32.8976 | 0.16494 | 11.0138 | 191.4401 | 19.9105 | 11.47756 | 7.743 |
| 2025 May 21 17:56 | 2025 May 21 09:51:35 | 32.8976 | 0.16494 | 11.0138 | 191.4401 | 19.9105 | 11.47756 | 7.743 |