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 Apr 11 17:57 | 2026 Apr 08 11:00:50 | 101.6948 | 0.00323 | 3.2312 | 97.7440 | 262.7303 | 12.56249 | 8.400 |
| 2026 Apr 10 17:58 | 2026 Apr 08 11:00:50 | 101.6948 | 0.00323 | 3.2312 | 97.7440 | 262.7303 | 12.56249 | 8.400 |
| 2026 Apr 09 18:01 | 2026 Apr 08 11:00:50 | 101.6948 | 0.00323 | 3.2312 | 97.7440 | 262.7303 | 12.56249 | 8.400 |
| 2026 Apr 08 17:57 | 2026 Apr 08 11:00:50 | 101.6948 | 0.00323 | 3.2312 | 97.7440 | 262.7303 | 12.56249 | 8.400 |
| 2026 Apr 07 17:57 | 2026 Apr 02 07:50:45 | 101.6940 | 0.00322 | 2.8264 | 109.5539 | 262.7303 | 12.56249 | 8.400 |
| 2026 Apr 06 17:57 | 2026 Apr 02 07:50:45 | 101.6940 | 0.00322 | 2.8264 | 109.5539 | 262.7303 | 12.56249 | 8.400 |
| 2026 Apr 05 17:56 | 2026 Apr 02 07:50:45 | 101.6940 | 0.00322 | 2.8264 | 109.5539 | 262.7303 | 12.56249 | 8.400 |
| 2026 Apr 04 17:57 | 2026 Apr 02 07:50:45 | 101.6940 | 0.00322 | 2.8264 | 109.5539 | 262.7303 | 12.56249 | 8.400 |
| 2026 Apr 03 17:56 | 2026 Apr 02 07:50:45 | 101.6940 | 0.00322 | 2.8264 | 109.5539 | 262.7303 | 12.56249 | 8.400 |
| 2026 Apr 02 18:03 | 2026 Apr 02 07:50:45 | 101.6940 | 0.00322 | 2.8264 | 109.5539 | 262.7303 | 12.56249 | 8.400 |
| 2026 Mar 31 17:57 | 2026 Mar 26 09:33:54 | 101.6928 | 0.00322 | 2.3691 | 122.9163 | 262.7303 | 12.56249 | 8.400 |
| 2026 Mar 30 17:58 | 2026 Mar 26 09:33:54 | 101.6928 | 0.00322 | 2.3691 | 122.9163 | 262.7303 | 12.56249 | 8.400 |
| 2026 Mar 29 17:57 | 2026 Mar 26 09:33:54 | 101.6928 | 0.00322 | 2.3691 | 122.9163 | 262.7303 | 12.56249 | 8.400 |
| 2026 Mar 28 18:57 | 2026 Mar 26 09:33:54 | 101.6928 | 0.00322 | 2.3691 | 122.9163 | 262.7303 | 12.56249 | 8.400 |
| 2026 Mar 27 18:57 | 2026 Mar 26 09:33:54 | 101.6928 | 0.00322 | 2.3691 | 122.9163 | 262.7303 | 12.56249 | 8.400 |
| 2026 Mar 26 18:57 | 2026 Mar 26 09:33:54 | 101.6928 | 0.00322 | 2.3691 | 122.9163 | 262.7303 | 12.56249 | 8.400 |
| 2026 Mar 25 18:56 | 2026 Mar 20 10:13:10 | 101.6922 | 0.00321 | 1.9749 | 134.4353 | 262.7303 | 12.56249 | 8.400 |
| 2026 Mar 24 18:56 | 2026 Mar 20 10:13:10 | 101.6922 | 0.00321 | 1.9749 | 134.4353 | 262.7303 | 12.56249 | 8.400 |
| 2026 Mar 23 18:56 | 2026 Mar 20 10:13:10 | 101.6922 | 0.00321 | 1.9749 | 134.4353 | 262.7303 | 12.56249 | 8.400 |
| 2026 Mar 22 18:56 | 2026 Mar 20 10:13:10 | 101.6922 | 0.00321 | 1.9749 | 134.4353 | 262.7303 | 12.56249 | 8.400 |
| 2026 Mar 21 19:05 | 2026 Mar 20 10:13:10 | 101.6922 | 0.00321 | 1.9749 | 134.4353 | 262.7303 | 12.56249 | 8.400 |
| 2026 Mar 20 18:57 | 2026 Mar 20 10:13:10 | 101.6922 | 0.00321 | 1.9749 | 134.4353 | 262.7303 | 12.56249 | 8.400 |
| 2026 Mar 19 18:56 | 2026 Mar 15 13:37:54 | 101.6909 | 0.00321 | 1.6543 | 143.8480 | 262.7303 | 12.56249 | 8.400 |
| 2026 Mar 18 18:56 | 2026 Mar 15 13:37:54 | 101.6909 | 0.00321 | 1.6543 | 143.8480 | 262.7303 | 12.56249 | 8.400 |
| 2026 Mar 17 18:56 | 2026 Mar 15 13:37:54 | 101.6909 | 0.00321 | 1.6543 | 143.8480 | 262.7303 | 12.56249 | 8.400 |
| 2026 Mar 16 18:57 | 2026 Mar 15 13:37:54 | 101.6909 | 0.00321 | 1.6543 | 143.8480 | 262.7303 | 12.56249 | 8.400 |
| 2026 Mar 15 18:56 | 2026 Mar 15 13:37:54 | 101.6909 | 0.00321 | 1.6543 | 143.8480 | 262.7303 | 12.56249 | 8.400 |