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 |
| 2026 Jul 20 17:57 | 2026 Jul 16 04:40:20 | 32.9092 | 0.16470 | 8.1958 | 258.8624 | 82.3125 | 11.48625 | 7.743 |
| 2026 Jul 19 19:06 | 2026 Jul 16 04:40:20 | 32.9092 | 0.16470 | 8.1958 | 258.8624 | 82.3125 | 11.48625 | 7.743 |
| 2026 Jul 19 17:57 | 2026 Jul 16 04:40:20 | 32.9092 | 0.16470 | 8.1958 | 258.8624 | 82.3125 | 11.48625 | 7.743 |
| 2026 Jul 18 17:57 | 2026 Jul 16 04:40:20 | 32.9092 | 0.16470 | 8.1958 | 258.8624 | 82.3125 | 11.48625 | 7.743 |
| 2026 Jul 17 17:57 | 2026 Jul 16 04:40:20 | 32.9092 | 0.16470 | 8.1958 | 258.8624 | 82.3125 | 11.48625 | 7.743 |
| 2026 Jul 16 17:56 | 2026 Jul 16 04:40:20 | 32.9092 | 0.16470 | 8.1958 | 258.8624 | 82.3125 | 11.48625 | 7.743 |
| 2026 Jul 15 17:57 | 2026 Jul 11 01:34:09 | 32.9058 | 0.16467 | 9.4009 | 231.7086 | 82.3125 | 11.48625 | 7.743 |
| 2026 Jul 14 17:56 | 2026 Jul 11 01:34:09 | 32.9058 | 0.16467 | 9.4009 | 231.7086 | 82.3125 | 11.48625 | 7.743 |
| 2026 Jul 13 17:56 | 2026 Jul 11 01:34:09 | 32.9058 | 0.16467 | 9.4009 | 231.7086 | 82.3125 | 11.48625 | 7.743 |
| 2026 Jul 12 17:56 | 2026 Jul 11 01:34:09 | 32.9058 | 0.16467 | 9.4009 | 231.7086 | 82.3125 | 11.48625 | 7.743 |
| 2026 Jul 11 17:56 | 2026 Jul 11 01:34:09 | 32.9058 | 0.16467 | 9.4009 | 231.7086 | 82.3125 | 11.48625 | 7.743 |
| 2026 Jul 09 17:56 | 2026 Jul 05 05:48:12 | 32.8997 | 0.16464 | 10.7693 | 200.8646 | 82.3125 | 11.48625 | 7.743 |
| 2026 Jul 08 17:56 | 2026 Jul 05 05:48:12 | 32.8997 | 0.16464 | 10.7693 | 200.8646 | 82.3125 | 11.48625 | 7.743 |
| 2026 Jul 07 17:56 | 2026 Jul 05 05:48:12 | 32.8997 | 0.16464 | 10.7693 | 200.8646 | 82.3125 | 11.48625 | 7.743 |
| 2026 Jul 06 17:57 | 2026 Jul 05 05:48:12 | 32.8997 | 0.16464 | 10.7693 | 200.8646 | 82.3125 | 11.48625 | 7.743 |
| 2026 Jul 05 17:56 | 2026 Jul 05 05:48:12 | 32.8997 | 0.16464 | 10.7693 | 200.8646 | 82.3125 | 11.48625 | 7.743 |
| 2026 Jul 04 17:56 | 2026 Jun 28 23:37:31 | 32.8953 | 0.16461 | 12.2401 | 167.7091 | 82.3125 | 11.48625 | 7.743 |
| 2026 Jul 03 17:57 | 2026 Jun 28 23:37:31 | 32.8953 | 0.16461 | 12.2401 | 167.7091 | 82.3125 | 11.48625 | 7.743 |
| 2026 Jul 02 17:56 | 2026 Jun 28 23:37:31 | 32.8953 | 0.16461 | 12.2401 | 167.7091 | 82.3125 | 11.48625 | 7.743 |
| 2026 Jul 01 17:56 | 2026 Jun 28 23:37:31 | 32.8953 | 0.16461 | 12.2401 | 167.7091 | 82.3125 | 11.48625 | 7.743 |
| 2026 Jun 30 17:56 | 2026 Jun 28 23:37:31 | 32.8953 | 0.16461 | 12.2401 | 167.7091 | 82.3125 | 11.48625 | 7.743 |
| 2026 Jun 29 17:57 | 2026 Jun 28 23:37:31 | 32.8953 | 0.16461 | 12.2401 | 167.7091 | 82.3125 | 11.48625 | 7.743 |
| 2026 Jun 28 17:56 | 2026 Jun 22 09:05:24 | 32.8943 | 0.16462 | 13.7928 | 132.7079 | 82.3125 | 11.48625 | 7.743 |
| 2026 Jun 27 17:55 | 2026 Jun 22 09:05:24 | 32.8943 | 0.16462 | 13.7928 | 132.7079 | 82.3125 | 11.48625 | 7.743 |
| 2026 Jun 26 17:56 | 2026 Jun 22 09:05:24 | 32.8943 | 0.16462 | 13.7928 | 132.7079 | 82.3125 | 11.48625 | 7.743 |
| 2026 Jun 25 17:56 | 2026 Jun 22 09:05:24 | 32.8943 | 0.16462 | 13.7928 | 132.7079 | 82.3125 | 11.48625 | 7.743 |
| 2026 Jun 24 17:55 | 2026 Jun 22 09:05:24 | 32.8943 | 0.16462 | 13.7928 | 132.7079 | 82.3125 | 11.48625 | 7.743 |
| 2026 Jun 23 17:56 | 2026 Jun 22 09:05:24 | 32.8943 | 0.16462 | 13.7928 | 132.7079 | 82.3125 | 11.48625 | 7.743 |