Orbital elements of VANGUARD R/B
| Launched | 16 March 1958 |
| Flight ended | – |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 16 |
| 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 15 17:07:04 | 34.2691 | 0.20178 | 14.8399 | 240.9914 | 97.3822 | 10.49604 | 8.243 |
| 2026 Jul 19 19:06 | 2026 Jul 15 17:07:04 | 34.2691 | 0.20178 | 14.8399 | 240.9914 | 97.3822 | 10.49604 | 8.243 |
| 2026 Jul 19 17:57 | 2026 Jul 15 17:07:04 | 34.2691 | 0.20178 | 14.8399 | 240.9914 | 97.3822 | 10.49604 | 8.243 |
| 2026 Jul 18 17:57 | 2026 Jul 15 17:07:04 | 34.2691 | 0.20178 | 14.8399 | 240.9914 | 97.3822 | 10.49604 | 8.243 |
| 2026 Jul 17 17:57 | 2026 Jul 15 17:07:04 | 34.2691 | 0.20178 | 14.8399 | 240.9914 | 97.3822 | 10.49604 | 8.243 |
| 2026 Jul 16 17:56 | 2026 Jul 15 17:07:04 | 34.2691 | 0.20178 | 14.8399 | 240.9914 | 97.3822 | 10.49604 | 8.243 |
| 2026 Jul 15 17:57 | 2026 Jul 11 10:21:45 | 34.2667 | 0.20175 | 15.6650 | 222.9197 | 97.3822 | 10.49604 | 8.243 |
| 2026 Jul 14 17:56 | 2026 Jul 11 10:21:45 | 34.2667 | 0.20175 | 15.6650 | 222.9197 | 97.3822 | 10.49604 | 8.243 |
| 2026 Jul 13 17:56 | 2026 Jul 11 10:21:45 | 34.2667 | 0.20175 | 15.6650 | 222.9197 | 97.3822 | 10.49604 | 8.243 |
| 2026 Jul 12 17:56 | 2026 Jul 11 10:21:45 | 34.2667 | 0.20175 | 15.6650 | 222.9197 | 97.3822 | 10.49604 | 8.243 |
| 2026 Jul 11 17:56 | 2026 Jul 11 10:21:45 | 34.2667 | 0.20175 | 15.6650 | 222.9197 | 97.3822 | 10.49604 | 8.243 |
| 2026 Jul 09 17:56 | 2026 Jul 04 11:42:00 | 34.2632 | 0.20170 | 17.0036 | 193.5976 | 97.3822 | 10.49604 | 8.243 |
| 2026 Jul 08 17:56 | 2026 Jul 04 11:42:00 | 34.2632 | 0.20170 | 17.0036 | 193.5976 | 97.3822 | 10.49604 | 8.243 |
| 2026 Jul 07 17:56 | 2026 Jul 04 11:42:00 | 34.2632 | 0.20170 | 17.0036 | 193.5976 | 97.3822 | 10.49604 | 8.243 |
| 2026 Jul 06 17:57 | 2026 Jul 04 11:42:00 | 34.2632 | 0.20170 | 17.0036 | 193.5976 | 97.3822 | 10.49604 | 8.243 |
| 2026 Jul 05 17:56 | 2026 Jul 04 11:42:00 | 34.2632 | 0.20170 | 17.0036 | 193.5976 | 97.3822 | 10.49604 | 8.243 |
| 2026 Jul 04 17:56 | 2026 Jun 28 11:52:53 | 34.2614 | 0.20168 | 18.1587 | 168.2838 | 97.3822 | 10.49604 | 8.243 |
| 2026 Jul 03 17:57 | 2026 Jun 28 11:52:53 | 34.2614 | 0.20168 | 18.1587 | 168.2838 | 97.3822 | 10.49604 | 8.243 |
| 2026 Jul 02 17:56 | 2026 Jun 28 11:52:53 | 34.2614 | 0.20168 | 18.1587 | 168.2838 | 97.3822 | 10.49604 | 8.243 |
| 2026 Jul 01 17:56 | 2026 Jun 28 11:52:53 | 34.2614 | 0.20168 | 18.1587 | 168.2838 | 97.3822 | 10.49604 | 8.243 |
| 2026 Jun 30 17:56 | 2026 Jun 28 11:52:53 | 34.2614 | 0.20168 | 18.1587 | 168.2838 | 97.3822 | 10.49604 | 8.243 |
| 2026 Jun 29 17:57 | 2026 Jun 28 11:52:53 | 34.2614 | 0.20168 | 18.1587 | 168.2838 | 97.3822 | 10.49604 | 8.243 |
| 2026 Jun 28 17:56 | 2026 Jun 22 09:46:08 | 34.2619 | 0.20167 | 19.3323 | 142.5662 | 97.3822 | 10.49604 | 8.243 |
| 2026 Jun 27 17:55 | 2026 Jun 22 09:46:08 | 34.2619 | 0.20167 | 19.3323 | 142.5662 | 97.3822 | 10.49604 | 8.243 |
| 2026 Jun 26 17:56 | 2026 Jun 22 09:46:08 | 34.2619 | 0.20167 | 19.3323 | 142.5662 | 97.3822 | 10.49604 | 8.243 |
| 2026 Jun 25 17:56 | 2026 Jun 22 09:46:08 | 34.2619 | 0.20167 | 19.3323 | 142.5662 | 97.3822 | 10.49604 | 8.243 |
| 2026 Jun 24 17:55 | 2026 Jun 22 09:46:08 | 34.2619 | 0.20167 | 19.3323 | 142.5662 | 97.3822 | 10.49604 | 8.243 |
| 2026 Jun 23 17:56 | 2026 Jun 22 09:46:08 | 34.2619 | 0.20167 | 19.3323 | 142.5662 | 97.3822 | 10.49604 | 8.243 |