Orbital elements of UMBRA-11
| Launched | 27 November 2025 |
| Flight ended | – |
| Launch site | Air Force Western Test Range, California, USA |
| Owner | United States |
| NORAD ID | 66748 |
| 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 Jan 11 18:57 | 2026 Jan 11 15:28:52 | 97.4382 | 0.00029 | 5.8634 | 154.9502 | 205.1872 | 15.19492 | – |
| 2026 Jan 10 18:57 | 2026 Jan 09 16:03:55 | 97.4382 | 0.00027 | 5.7336 | 157.9579 | 205.1872 | 15.19492 | – |
| 2026 Jan 09 18:57 | 2026 Jan 09 05:00:05 | 97.4382 | 0.00027 | 5.7034 | 159.6547 | 205.1872 | 15.19492 | – |
| 2026 Jan 08 18:56 | 2026 Jan 08 03:42:42 | 97.4382 | 0.00026 | 5.6342 | 163.8749 | 205.1872 | 15.19492 | – |
| 2026 Jan 07 18:57 | 2026 Jan 05 14:03:54 | 97.4387 | 0.00026 | 5.4655 | 170.4006 | 205.1872 | 15.19492 | – |
| 2026 Jan 06 18:56 | 2026 Jan 05 14:03:54 | 97.4387 | 0.00026 | 5.4655 | 170.4006 | 205.1872 | 15.19492 | – |
| 2026 Jan 05 18:57 | 2026 Jan 05 10:54:13 | 97.4389 | 0.00026 | 5.4569 | 170.8174 | 205.1872 | 15.19492 | – |
| 2026 Jan 04 18:56 | 2026 Jan 04 06:26:59 | 97.4398 | 0.00025 | 5.3791 | 174.2145 | 205.1872 | 15.19492 | – |
| 2026 Jan 03 18:57 | 2026 Jan 03 11:28:47 | 97.4401 | 0.00024 | 5.3272 | 178.6284 | 205.1872 | 15.19492 | – |
| 2026 Jan 01 18:56 | 2026 Jan 01 15:12:51 | 97.4403 | 0.00024 | 5.2061 | 185.2265 | 205.1872 | 15.19492 | – |
| 2025 Dec 31 18:57 | 2025 Dec 31 13:55:04 | 97.4405 | 0.00023 | 5.1369 | 187.0660 | 205.1872 | 15.19492 | – |
| 2025 Dec 30 18:56 | 2025 Dec 30 04:42:53 | 97.4405 | 0.00023 | 5.0461 | 189.9961 | 205.1872 | 15.19492 | – |
| 2025 Dec 29 18:56 | 2025 Dec 29 11:19:19 | 97.4405 | 0.00023 | 4.9985 | 192.9732 | 205.1872 | 15.19492 | – |
| 2025 Dec 28 18:57 | 2025 Dec 28 13:11:06 | 97.4403 | 0.00023 | 4.9380 | 198.3775 | 205.1872 | 15.19492 | – |
| 2025 Dec 27 18:57 | 2025 Dec 27 10:18:11 | 97.4399 | 0.00022 | 4.8645 | 204.1774 | 205.1872 | 15.19492 | – |
| 2025 Dec 26 18:56 | 2025 Dec 26 13:44:45 | 97.4398 | 0.00022 | 4.8083 | 206.7344 | 205.1872 | 15.19492 | – |
| 2025 Dec 25 18:57 | 2025 Dec 25 06:07:06 | 97.4400 | 0.00026 | 4.7218 | 258.0331 | 205.1872 | 15.19492 | – |
| 2025 Dec 24 18:56 | 2025 Dec 24 04:49:25 | 97.4414 | 0.00017 | 4.6527 | 100.4220 | 205.1872 | 15.19492 | – |
| 2025 Dec 23 18:56 | 2025 Dec 23 03:30:39 | 97.4407 | 0.00037 | 4.5835 | 243.4715 | 205.1872 | 15.19492 | – |
| 2025 Dec 22 18:57 | 2025 Dec 22 05:22:13 | 97.4410 | 0.00020 | 4.5230 | 225.4293 | 205.1872 | 15.19492 | – |
| 2025 Dec 21 18:57 | 2025 Dec 21 11:58:23 | 97.4413 | 0.00020 | 4.4755 | 228.1248 | 205.1872 | 15.19492 | – |
| 2025 Dec 20 18:57 | 2025 Dec 20 13:49:50 | 97.4415 | 0.00019 | 4.4150 | 232.4002 | 205.1872 | 15.19492 | – |
| 2025 Dec 19 18:57 | 2025 Dec 19 04:36:59 | 97.4419 | 0.00017 | 4.3242 | 238.0951 | 205.1872 | 15.19492 | – |