Orbital elements of VANGUARD 3
| Launched | 17 September 1959 |
| Flight ended | – |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 20 |
| 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 May 05 17:57 | 2026 May 05 02:45:09 | 33.3452 | 0.16376 | 4.1337 | 182.6946 | 176.3775 | 11.61941 | 8.243 |
| 2026 May 04 17:57 | 2026 Apr 30 13:28:15 | 33.3419 | 0.16375 | 5.2269 | 158.2731 | 176.3775 | 11.61941 | 8.243 |
| 2026 May 03 17:57 | 2026 Apr 30 13:28:15 | 33.3419 | 0.16375 | 5.2269 | 158.2731 | 176.3775 | 11.61941 | 8.243 |
| 2026 May 02 17:57 | 2026 Apr 30 13:28:15 | 33.3419 | 0.16375 | 5.2269 | 158.2731 | 176.3775 | 11.61941 | 8.243 |
| 2026 May 01 17:56 | 2026 Apr 30 13:28:15 | 33.3419 | 0.16375 | 5.2269 | 158.2731 | 176.3775 | 11.61941 | 8.243 |
| 2026 Apr 30 17:56 | 2026 Apr 30 13:28:15 | 33.3419 | 0.16375 | 5.2269 | 158.2731 | 176.3775 | 11.61941 | 8.243 |
| 2026 Apr 29 17:57 | 2026 Apr 24 06:55:50 | 33.3398 | 0.16374 | 6.7327 | 124.6363 | 176.3775 | 11.61941 | 8.243 |
| 2026 Apr 28 17:56 | 2026 Apr 24 06:55:50 | 33.3398 | 0.16374 | 6.7327 | 124.6363 | 176.3775 | 11.61941 | 8.243 |
| 2026 Apr 27 17:58 | 2026 Apr 24 06:55:50 | 33.3398 | 0.16374 | 6.7327 | 124.6363 | 176.3775 | 11.61941 | 8.243 |
| 2026 Apr 26 17:58 | 2026 Apr 24 06:55:50 | 33.3398 | 0.16374 | 6.7327 | 124.6363 | 176.3775 | 11.61941 | 8.243 |
| 2026 Apr 25 17:58 | 2026 Apr 24 06:55:50 | 33.3398 | 0.16374 | 6.7327 | 124.6363 | 176.3775 | 11.61941 | 8.243 |
| 2026 Apr 24 17:59 | 2026 Apr 24 06:55:50 | 33.3398 | 0.16374 | 6.7327 | 124.6363 | 176.3775 | 11.61941 | 8.243 |
| 2026 Apr 23 17:57 | 2026 Apr 19 07:17:46 | 33.3392 | 0.16374 | 7.9294 | 97.9095 | 176.3775 | 11.61941 | 8.243 |
| 2026 Apr 22 17:57 | 2026 Apr 19 07:17:46 | 33.3392 | 0.16374 | 7.9294 | 97.9095 | 176.3775 | 11.61941 | 8.243 |
| 2026 Apr 21 17:57 | 2026 Apr 19 07:17:46 | 33.3392 | 0.16374 | 7.9294 | 97.9095 | 176.3775 | 11.61941 | 8.243 |
| 2026 Apr 20 17:57 | 2026 Apr 19 07:17:46 | 33.3392 | 0.16374 | 7.9294 | 97.9095 | 176.3775 | 11.61941 | 8.243 |
| 2026 Apr 19 17:58 | 2026 Apr 19 07:17:46 | 33.3392 | 0.16374 | 7.9294 | 97.9095 | 176.3775 | 11.61941 | 8.243 |
| 2026 Apr 18 17:56 | 2026 Apr 13 04:48:54 | 33.3387 | 0.16373 | 9.3945 | 65.1838 | 176.3775 | 11.61941 | 8.243 |
| 2026 Apr 16 17:57 | 2026 Apr 13 04:48:54 | 33.3387 | 0.16373 | 9.3945 | 65.1838 | 176.3775 | 11.61941 | 8.243 |
| 2026 Apr 14 17:57 | 2026 Apr 13 04:48:54 | 33.3387 | 0.16373 | 9.3945 | 65.1838 | 176.3775 | 11.61941 | 8.243 |
| 2026 Apr 13 17:57 | 2026 Apr 13 04:48:54 | 33.3387 | 0.16373 | 9.3945 | 65.1838 | 176.3775 | 11.61941 | 8.243 |
| 2026 Apr 12 17:57 | 2026 Apr 08 11:19:33 | 33.3392 | 0.16372 | 10.5297 | 39.8257 | 176.3775 | 11.61941 | 8.243 |
| 2026 Apr 11 17:57 | 2026 Apr 08 11:19:33 | 33.3392 | 0.16372 | 10.5297 | 39.8257 | 176.3775 | 11.61941 | 8.243 |
| 2026 Apr 10 17:58 | 2026 Apr 08 11:19:33 | 33.3392 | 0.16372 | 10.5297 | 39.8257 | 176.3775 | 11.61941 | 8.243 |
| 2026 Apr 09 18:01 | 2026 Apr 08 11:19:33 | 33.3392 | 0.16372 | 10.5297 | 39.8257 | 176.3775 | 11.61941 | 8.243 |
| 2026 Apr 08 17:57 | 2026 Apr 08 11:19:33 | 33.3392 | 0.16372 | 10.5297 | 39.8257 | 176.3775 | 11.61941 | 8.243 |