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 Mar 30 17:58 | 2026 Mar 26 09:33:54 | 101.6928 | 0.00322 | 2.3691 | 122.9163 | 237.5012 | 12.56248 | 8.400 |
| 2026 Mar 29 17:57 | 2026 Mar 26 09:33:54 | 101.6928 | 0.00322 | 2.3691 | 122.9163 | 237.5012 | 12.56248 | 8.400 |
| 2026 Mar 28 18:57 | 2026 Mar 26 09:33:54 | 101.6928 | 0.00322 | 2.3691 | 122.9163 | 237.5012 | 12.56248 | 8.400 |
| 2026 Mar 27 18:57 | 2026 Mar 26 09:33:54 | 101.6928 | 0.00322 | 2.3691 | 122.9163 | 237.5012 | 12.56248 | 8.400 |
| 2026 Mar 26 18:57 | 2026 Mar 26 09:33:54 | 101.6928 | 0.00322 | 2.3691 | 122.9163 | 237.5012 | 12.56248 | 8.400 |
| 2026 Mar 25 18:56 | 2026 Mar 20 10:13:10 | 101.6922 | 0.00321 | 1.9749 | 134.4353 | 237.5012 | 12.56248 | 8.400 |
| 2026 Mar 24 18:56 | 2026 Mar 20 10:13:10 | 101.6922 | 0.00321 | 1.9749 | 134.4353 | 237.5012 | 12.56248 | 8.400 |
| 2026 Mar 23 18:56 | 2026 Mar 20 10:13:10 | 101.6922 | 0.00321 | 1.9749 | 134.4353 | 237.5012 | 12.56248 | 8.400 |
| 2026 Mar 22 18:56 | 2026 Mar 20 10:13:10 | 101.6922 | 0.00321 | 1.9749 | 134.4353 | 237.5012 | 12.56248 | 8.400 |
| 2026 Mar 21 19:05 | 2026 Mar 20 10:13:10 | 101.6922 | 0.00321 | 1.9749 | 134.4353 | 237.5012 | 12.56248 | 8.400 |
| 2026 Mar 20 18:57 | 2026 Mar 20 10:13:10 | 101.6922 | 0.00321 | 1.9749 | 134.4353 | 237.5012 | 12.56248 | 8.400 |
| 2026 Mar 19 18:56 | 2026 Mar 15 13:37:54 | 101.6909 | 0.00321 | 1.6543 | 143.8480 | 237.5012 | 12.56248 | 8.400 |
| 2026 Mar 18 18:56 | 2026 Mar 15 13:37:54 | 101.6909 | 0.00321 | 1.6543 | 143.8480 | 237.5012 | 12.56248 | 8.400 |
| 2026 Mar 17 18:56 | 2026 Mar 15 13:37:54 | 101.6909 | 0.00321 | 1.6543 | 143.8480 | 237.5012 | 12.56248 | 8.400 |
| 2026 Mar 16 18:57 | 2026 Mar 15 13:37:54 | 101.6909 | 0.00321 | 1.6543 | 143.8480 | 237.5012 | 12.56248 | 8.400 |
| 2026 Mar 15 18:56 | 2026 Mar 15 13:37:54 | 101.6909 | 0.00321 | 1.6543 | 143.8480 | 237.5012 | 12.56248 | 8.400 |
| 2026 Mar 14 18:56 | 2026 Mar 10 11:18:36 | 101.6900 | 0.00320 | 1.3179 | 153.7832 | 237.5012 | 12.56248 | 8.400 |
| 2026 Mar 13 18:57 | 2026 Mar 10 11:18:36 | 101.6900 | 0.00320 | 1.3179 | 153.7832 | 237.5012 | 12.56248 | 8.400 |
| 2026 Mar 12 18:57 | 2026 Mar 10 11:18:36 | 101.6900 | 0.00320 | 1.3179 | 153.7832 | 237.5012 | 12.56248 | 8.400 |
| 2026 Mar 11 18:56 | 2026 Mar 10 11:18:36 | 101.6900 | 0.00320 | 1.3179 | 153.7832 | 237.5012 | 12.56248 | 8.400 |
| 2026 Mar 10 18:56 | 2026 Mar 10 11:18:36 | 101.6900 | 0.00320 | 1.3179 | 153.7832 | 237.5012 | 12.56248 | 8.400 |
| 2026 Mar 09 18:56 | 2026 Mar 04 10:03:10 | 101.6893 | 0.00319 | 0.9186 | 165.4913 | 237.5012 | 12.56248 | 8.400 |
| 2026 Mar 08 18:57 | 2026 Mar 04 10:03:10 | 101.6893 | 0.00319 | 0.9186 | 165.4913 | 237.5012 | 12.56248 | 8.400 |
| 2026 Mar 07 18:57 | 2026 Mar 04 10:03:10 | 101.6893 | 0.00319 | 0.9186 | 165.4913 | 237.5012 | 12.56248 | 8.400 |
| 2026 Mar 06 18:56 | 2026 Mar 04 10:03:10 | 101.6893 | 0.00319 | 0.9186 | 165.4913 | 237.5012 | 12.56248 | 8.400 |
| 2026 Mar 05 18:56 | 2026 Mar 04 10:03:10 | 101.6893 | 0.00319 | 0.9186 | 165.4913 | 237.5012 | 12.56248 | 8.400 |
| 2026 Mar 04 18:57 | 2026 Mar 04 10:03:10 | 101.6893 | 0.00319 | 0.9186 | 165.4913 | 237.5012 | 12.56248 | 8.400 |
| 2026 Mar 03 18:56 | 2026 Feb 26 08:47:45 | 101.6881 | 0.00319 | 0.5192 | 177.2776 | 237.5012 | 12.56248 | 8.400 |