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 May 30 17:57 | 2026 May 30 03:54:04 | 97.4206 | 0.00025 | 14.9943 | 70.0651 | 290.0857 | 15.25853 | – |
| 2026 May 29 17:57 | 2026 May 28 18:50:54 | 97.4210 | 0.00029 | 14.9032 | 76.0215 | 290.0857 | 15.25853 | – |
| 2026 May 28 17:56 | 2026 May 28 10:58:42 | 97.4214 | 0.00029 | 14.8815 | 76.3791 | 290.0857 | 15.25853 | – |
| 2026 May 27 17:57 | 2026 May 27 05:04:16 | 97.4213 | 0.00031 | 14.7991 | 79.5263 | 290.0857 | 15.25853 | – |
| 2026 May 26 17:57 | 2026 May 26 03:53:06 | 97.4207 | 0.00032 | 14.7297 | 81.7545 | 290.0857 | 15.25853 | – |
| 2026 May 25 17:57 | 2026 May 25 04:16:20 | 97.4205 | 0.00033 | 14.6646 | 84.7183 | 290.0857 | 15.25853 | – |
| 2026 May 24 17:57 | 2026 May 24 04:39:32 | 97.4202 | 0.00034 | 14.5995 | 87.2866 | 290.0857 | 15.25853 | – |
| 2026 May 23 17:58 | 2026 May 23 11:20:31 | 97.4201 | 0.00035 | 14.5518 | 88.6693 | 290.0857 | 15.25853 | – |
| 2026 May 22 17:57 | 2026 May 22 03:51:21 | 97.4198 | 0.00036 | 14.4650 | 91.4492 | 290.0857 | 15.25853 | – |
| 2026 May 21 17:57 | 2026 May 21 04:14:26 | 97.4200 | 0.00036 | 14.4000 | 93.4236 | 290.0857 | 15.25853 | – |
| 2026 May 20 17:57 | 2026 May 20 04:37:30 | 97.4203 | 0.00037 | 14.3349 | 95.5580 | 290.0857 | 15.25853 | – |
| 2026 May 19 17:58 | 2026 May 19 05:00:31 | 97.4205 | 0.00037 | 14.2698 | 97.3768 | 290.0857 | 15.25853 | – |
| 2026 May 18 17:57 | 2026 May 18 11:41:23 | 97.4207 | 0.00037 | 14.2221 | 99.2188 | 290.0857 | 15.25853 | – |
| 2026 May 17 17:57 | 2026 May 17 04:12:01 | 97.4211 | 0.00038 | 14.1354 | 101.4175 | 290.0857 | 15.25853 | – |
| 2026 May 16 17:56 | 2026 May 16 04:34:58 | 97.4214 | 0.00039 | 14.0703 | 103.3937 | 290.0857 | 15.25853 | – |
| 2026 May 15 17:57 | 2026 May 15 06:32:21 | 97.4214 | 0.00039 | 14.0096 | 105.1328 | 290.0857 | 15.25853 | – |
| 2026 May 14 17:58 | 2026 May 14 03:46:17 | 97.4211 | 0.00038 | 13.9358 | 107.4518 | 290.0857 | 15.25853 | – |
| 2026 May 13 17:58 | 2026 May 13 04:09:08 | 97.4209 | 0.00039 | 13.8708 | 109.1879 | 290.0857 | 15.25853 | – |
| 2026 May 12 17:58 | 2026 May 12 04:31:59 | 97.4208 | 0.00039 | 13.8057 | 111.0266 | 290.0857 | 15.25853 | – |
| 2026 May 11 17:56 | 2026 May 11 11:12:43 | 97.4207 | 0.00039 | 13.7580 | 112.1410 | 290.0857 | 15.25853 | – |
| 2026 May 10 17:57 | 2026 May 10 11:35:30 | 97.4202 | 0.00039 | 13.6930 | 114.0840 | 290.0857 | 15.25853 | – |
| 2026 May 09 17:57 | 2026 May 09 04:05:52 | 97.4202 | 0.00038 | 13.6062 | 117.8048 | 290.0857 | 15.25853 | – |
| 2026 May 08 17:57 | 2026 May 08 04:28:36 | 97.4202 | 0.00038 | 13.5412 | 119.1233 | 290.0857 | 15.25853 | – |
| 2026 May 07 17:58 | 2026 May 07 04:51:18 | 97.4204 | 0.00039 | 13.4762 | 121.0435 | 290.0857 | 15.25853 | – |
| 2026 May 06 17:57 | 2026 May 06 11:31:56 | 97.4205 | 0.00039 | 13.4284 | 122.9017 | 290.0857 | 15.25853 | – |
| 2026 May 05 17:57 | 2026 May 04 18:35:09 | 97.4208 | 0.00039 | 13.3157 | 126.6827 | 290.0857 | 15.25853 | – |
| 2026 May 04 17:57 | 2026 May 04 12:17:11 | 97.4208 | 0.00039 | 13.2984 | 127.1825 | 290.0857 | 15.25853 | – |
| 2026 May 03 17:57 | 2026 May 03 12:39:44 | 97.4212 | 0.00040 | 13.2333 | 128.5182 | 290.0857 | 15.25853 | – |