Orbital elements of ESSA 8
| Launched | 14 December 1968 |
| Flight ended | – |
| Launch site | Air Force Western Test Range, California, USA |
| Owner | United States |
| NORAD ID | 3615 |
| Alternative names |
TOS-F |
| 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 09 17:56 | 2026 Jul 04 19:40:22 | 101.7008 | 0.00316 | 9.0014 | 288.7209 | 71.0442 | 12.56250 | 8.400 |
| 2026 Jul 08 17:56 | 2026 Jul 04 19:40:22 | 101.7008 | 0.00316 | 9.0014 | 288.7209 | 71.0442 | 12.56250 | 8.400 |
| 2026 Jul 07 17:56 | 2026 Jul 04 19:40:22 | 101.7008 | 0.00316 | 9.0014 | 288.7209 | 71.0442 | 12.56250 | 8.400 |
| 2026 Jul 06 17:57 | 2026 Jul 04 19:40:22 | 101.7008 | 0.00316 | 9.0014 | 288.7209 | 71.0442 | 12.56250 | 8.400 |
| 2026 Jul 05 17:56 | 2026 Jul 04 19:40:22 | 101.7008 | 0.00316 | 9.0014 | 288.7209 | 71.0442 | 12.56250 | 8.400 |
| 2026 Jul 04 17:56 | 2026 Jun 29 11:37:05 | 101.7007 | 0.00316 | 8.6489 | 299.2014 | 71.0442 | 12.56250 | 8.400 |
| 2026 Jul 03 17:57 | 2026 Jun 29 11:37:05 | 101.7007 | 0.00316 | 8.6489 | 299.2014 | 71.0442 | 12.56250 | 8.400 |
| 2026 Jul 02 17:56 | 2026 Jun 29 11:37:05 | 101.7007 | 0.00316 | 8.6489 | 299.2014 | 71.0442 | 12.56250 | 8.400 |
| 2026 Jul 01 17:56 | 2026 Jun 29 11:37:05 | 101.7007 | 0.00316 | 8.6489 | 299.2014 | 71.0442 | 12.56250 | 8.400 |
| 2026 Jun 30 17:56 | 2026 Jun 29 11:37:05 | 101.7007 | 0.00316 | 8.6489 | 299.2014 | 71.0442 | 12.56250 | 8.400 |
| 2026 Jun 29 17:57 | 2026 Jun 29 11:37:05 | 101.7007 | 0.00316 | 8.6489 | 299.2014 | 71.0442 | 12.56250 | 8.400 |
| 2026 Jun 28 17:56 | 2026 Jun 22 13:20:16 | 101.7003 | 0.00317 | 8.1912 | 312.7812 | 71.0442 | 12.56250 | 8.400 |
| 2026 Jun 27 17:55 | 2026 Jun 22 13:20:16 | 101.7003 | 0.00317 | 8.1912 | 312.7812 | 71.0442 | 12.56250 | 8.400 |
| 2026 Jun 26 17:56 | 2026 Jun 22 13:20:16 | 101.7003 | 0.00317 | 8.1912 | 312.7812 | 71.0442 | 12.56250 | 8.400 |
| 2026 Jun 25 17:56 | 2026 Jun 22 13:20:16 | 101.7003 | 0.00317 | 8.1912 | 312.7812 | 71.0442 | 12.56250 | 8.400 |
| 2026 Jun 24 17:55 | 2026 Jun 22 13:20:16 | 101.7003 | 0.00317 | 8.1912 | 312.7812 | 71.0442 | 12.56250 | 8.400 |
| 2026 Jun 23 17:56 | 2026 Jun 22 13:20:16 | 101.7003 | 0.00317 | 8.1912 | 312.7812 | 71.0442 | 12.56250 | 8.400 |
| 2026 Jun 22 17:56 | 2026 Jun 17 11:01:01 | 101.7003 | 0.00318 | 7.8545 | 322.7379 | 71.0442 | 12.56250 | 8.400 |
| 2026 Jun 21 17:57 | 2026 Jun 17 11:01:01 | 101.7003 | 0.00318 | 7.8545 | 322.7379 | 71.0442 | 12.56250 | 8.400 |
| 2026 Jun 20 17:56 | 2026 Jun 17 11:01:01 | 101.7003 | 0.00318 | 7.8545 | 322.7379 | 71.0442 | 12.56250 | 8.400 |
| 2026 Jun 19 17:57 | 2026 Jun 17 11:01:01 | 101.7003 | 0.00318 | 7.8545 | 322.7379 | 71.0442 | 12.56250 | 8.400 |
| 2026 Jun 18 17:56 | 2026 Jun 17 11:01:01 | 101.7003 | 0.00318 | 7.8545 | 322.7379 | 71.0442 | 12.56250 | 8.400 |
| 2026 Jun 17 17:57 | 2026 Jun 17 11:01:01 | 101.7003 | 0.00318 | 7.8545 | 322.7379 | 71.0442 | 12.56250 | 8.400 |
| 2026 Jun 16 17:55 | 2026 Jun 11 19:19:01 | 101.7003 | 0.00318 | 7.4809 | 333.7566 | 71.0442 | 12.56250 | 8.400 |
| 2026 Jun 15 17:56 | 2026 Jun 11 19:19:01 | 101.7003 | 0.00318 | 7.4809 | 333.7566 | 71.0442 | 12.56250 | 8.400 |
| 2026 Jun 14 17:57 | 2026 Jun 11 19:19:01 | 101.7003 | 0.00318 | 7.4809 | 333.7566 | 71.0442 | 12.56250 | 8.400 |
| 2026 Jun 13 17:56 | 2026 Jun 11 19:19:01 | 101.7003 | 0.00318 | 7.4809 | 333.7566 | 71.0442 | 12.56250 | 8.400 |