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 Apr 02 17:57 | 2025 Apr 01 08:54:38 | 32.9133 | 0.16516 | 22.7546 | 286.8084 | 55.8272 | 11.47657 | 7.743 |
| 2025 Apr 01 17:56 | 2025 Apr 01 08:54:38 | 32.9133 | 0.16516 | 22.7546 | 286.8084 | 55.8272 | 11.47657 | 7.743 |
| 2025 Mar 31 17:56 | 2025 Mar 26 04:36:56 | 32.9137 | 0.16517 | 0.2036 | 254.1625 | 55.8272 | 11.47657 | 7.743 |
| 2025 Mar 30 17:57 | 2025 Mar 26 04:36:56 | 32.9137 | 0.16517 | 0.2036 | 254.1625 | 55.8272 | 11.47657 | 7.743 |
| 2025 Mar 29 18:56 | 2025 Mar 26 04:36:56 | 32.9137 | 0.16517 | 0.2036 | 254.1625 | 55.8272 | 11.47657 | 7.743 |
| 2025 Mar 28 18:57 | 2025 Mar 26 04:36:56 | 32.9137 | 0.16517 | 0.2036 | 254.1625 | 55.8272 | 11.47657 | 7.743 |
| 2025 Mar 27 18:56 | 2025 Mar 26 04:36:56 | 32.9137 | 0.16517 | 0.2036 | 254.1625 | 55.8272 | 11.47657 | 7.743 |
| 2025 Mar 26 18:57 | 2025 Mar 26 04:36:56 | 32.9137 | 0.16517 | 0.2036 | 254.1625 | 55.8272 | 11.47657 | 7.743 |
| 2025 Mar 25 18:57 | 2025 Mar 20 04:31:55 | 32.9098 | 0.16515 | 1.6115 | 222.4344 | 55.8272 | 11.47657 | 7.743 |
| 2025 Mar 24 18:57 | 2025 Mar 20 04:31:55 | 32.9098 | 0.16515 | 1.6115 | 222.4344 | 55.8272 | 11.47657 | 7.743 |
| 2025 Mar 23 18:58 | 2025 Mar 20 04:31:55 | 32.9098 | 0.16515 | 1.6115 | 222.4344 | 55.8272 | 11.47657 | 7.743 |
| 2025 Mar 22 18:58 | 2025 Mar 20 04:31:55 | 32.9098 | 0.16515 | 1.6115 | 222.4344 | 55.8272 | 11.47657 | 7.743 |
| 2025 Mar 21 18:57 | 2025 Mar 20 04:31:55 | 32.9098 | 0.16515 | 1.6115 | 222.4344 | 55.8272 | 11.47657 | 7.743 |
| 2025 Mar 20 18:57 | 2025 Mar 16 04:29:36 | 32.9058 | 0.16513 | 2.5502 | 201.2777 | 55.8272 | 11.47657 | 7.743 |
| 2025 Mar 19 18:57 | 2025 Mar 16 04:29:36 | 32.9058 | 0.16513 | 2.5502 | 201.2777 | 55.8272 | 11.47657 | 7.743 |
| 2025 Mar 18 18:56 | 2025 Mar 16 04:29:36 | 32.9058 | 0.16513 | 2.5502 | 201.2777 | 55.8272 | 11.47657 | 7.743 |
| 2025 Mar 17 18:56 | 2025 Mar 16 04:29:36 | 32.9058 | 0.16513 | 2.5502 | 201.2777 | 55.8272 | 11.47657 | 7.743 |
| 2025 Mar 16 18:56 | 2025 Mar 16 04:29:36 | 32.9058 | 0.16513 | 2.5502 | 201.2777 | 55.8272 | 11.47657 | 7.743 |
| 2025 Mar 15 18:56 | 2025 Mar 10 08:37:21 | 32.9007 | 0.16511 | 3.9175 | 170.4598 | 55.8272 | 11.47657 | 7.743 |
| 2025 Mar 14 18:56 | 2025 Mar 10 08:37:21 | 32.9007 | 0.16511 | 3.9175 | 170.4598 | 55.8272 | 11.47657 | 7.743 |
| 2025 Mar 13 18:57 | 2025 Mar 10 08:37:21 | 32.9007 | 0.16511 | 3.9175 | 170.4598 | 55.8272 | 11.47657 | 7.743 |
| 2025 Mar 11 18:56 | 2025 Mar 10 08:37:21 | 32.9007 | 0.16511 | 3.9175 | 170.4598 | 55.8272 | 11.47657 | 7.743 |
| 2025 Mar 10 18:56 | 2025 Mar 10 08:37:21 | 32.9007 | 0.16511 | 3.9175 | 170.4598 | 55.8272 | 11.47657 | 7.743 |
| 2025 Mar 09 18:57 | 2025 Mar 05 07:32:02 | 32.8981 | 0.16511 | 5.1014 | 143.7775 | 55.8272 | 11.47657 | 7.743 |
| 2025 Mar 07 18:56 | 2025 Mar 05 07:32:02 | 32.8981 | 0.16511 | 5.1014 | 143.7775 | 55.8272 | 11.47657 | 7.743 |