Orbital elements of TDRS 12
| Launched | 23 January 2014 |
| Flight ended | – |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 39504 |
| 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 24 17:57 | 2026 May 24 03:18:21 | 3.9548 | 0.00024 | 1.2474 | 219.0950 | 12.5655 | 1.00275 | – |
| 2026 May 23 17:58 | 2026 May 23 11:17:28 | 3.9542 | 0.00024 | 1.2466 | 220.2216 | 12.5655 | 1.00275 | – |
| 2026 May 22 17:57 | 2026 May 22 03:41:00 | 3.9530 | 0.00025 | 1.2449 | 221.8781 | 12.5655 | 1.00275 | – |
| 2026 May 21 17:57 | 2026 May 21 03:43:37 | 3.9520 | 0.00026 | 1.2435 | 223.0266 | 12.5655 | 1.00275 | – |
| 2026 May 20 17:57 | 2026 May 20 12:19:38 | 3.9514 | 0.00026 | 1.2426 | 223.7627 | 12.5655 | 1.00275 | – |
| 2026 May 19 17:58 | 2026 May 19 12:22:05 | 3.9503 | 0.00026 | 1.2412 | 224.3083 | 12.5655 | 1.00275 | – |
| 2026 May 18 17:57 | 2026 May 18 10:48:38 | 3.9492 | 0.00027 | 1.2397 | 224.6744 | 12.5655 | 1.00275 | – |
| 2026 May 17 17:57 | 2026 May 17 10:44:48 | 3.9481 | 0.00027 | 1.2383 | 225.0547 | 12.5655 | 1.00275 | – |
| 2026 May 16 17:56 | 2026 May 16 03:56:42 | 3.9466 | 0.00026 | 1.2366 | 225.1575 | 12.5655 | 1.00275 | – |
| 2026 May 15 17:57 | 2026 May 15 03:59:29 | 3.9456 | 0.00026 | 1.2351 | 225.5341 | 12.5655 | 1.00275 | – |
| 2026 May 14 17:58 | 2026 May 14 04:02:10 | 3.9445 | 0.00026 | 1.2338 | 226.0843 | 12.5655 | 1.00275 | – |
| 2026 May 13 17:58 | 2026 May 13 10:55:31 | 3.9437 | 0.00026 | 1.2329 | 226.1049 | 12.5655 | 1.00275 | – |
| 2026 May 12 17:58 | 2026 May 12 04:07:25 | 3.9424 | 0.00015 | 1.2313 | 213.8296 | 12.5655 | 1.00275 | – |
| 2026 May 11 17:56 | 2026 May 11 11:00:48 | 3.9416 | 0.00015 | 1.2305 | 213.7994 | 12.5655 | 1.00275 | – |
| 2026 May 10 17:57 | 2026 May 10 11:03:18 | 3.9407 | 0.00014 | 1.2293 | 214.8022 | 12.5655 | 1.00275 | – |
| 2026 May 09 17:57 | 2026 May 09 11:06:02 | 3.9398 | 0.00014 | 1.2283 | 216.2872 | 12.5655 | 1.00275 | – |
| 2026 May 08 17:57 | 2026 May 08 04:17:58 | 3.9386 | 0.00013 | 1.2269 | 219.0761 | 12.5655 | 1.00275 | – |
| 2026 May 07 17:58 | 2026 May 07 04:20:38 | 3.9377 | 0.00013 | 1.2259 | 221.7007 | 12.5655 | 1.00275 | – |
| 2026 May 06 17:57 | 2026 May 06 11:14:06 | 3.9371 | 0.00013 | 1.2252 | 224.0273 | 12.5655 | 1.00275 | – |
| 2026 May 05 17:57 | 2026 May 05 11:16:34 | 3.9362 | 0.00013 | 1.2242 | 227.2081 | 12.5655 | 1.00275 | – |
| 2026 May 04 17:57 | 2026 May 04 06:55:26 | 3.9352 | 0.00013 | 1.2231 | 230.9513 | 12.5655 | 1.00275 | – |
| 2026 May 03 17:57 | 2026 May 03 11:21:48 | 3.9345 | 0.00013 | 1.2223 | 233.7344 | 12.5655 | 1.00275 | – |
| 2026 May 02 17:57 | 2026 May 02 09:41:42 | 3.9336 | 0.00014 | 1.2212 | 236.9809 | 12.5655 | 1.00275 | – |
| 2026 May 01 17:56 | 2026 May 01 09:44:10 | 3.9327 | 0.00015 | 1.2202 | 239.6277 | 12.5655 | 1.00275 | – |
| 2026 Apr 30 17:56 | 2026 Apr 30 09:46:50 | 3.9318 | 0.00016 | 1.2192 | 241.8579 | 12.5655 | 1.00275 | – |
| 2026 Apr 29 17:57 | 2026 Apr 29 11:32:00 | 3.9310 | 0.00016 | 1.2182 | 243.5008 | 12.5655 | 1.00275 | – |
| 2026 Apr 28 17:56 | 2026 Apr 28 09:51:55 | 3.9301 | 0.00017 | 1.2171 | 245.0377 | 12.5655 | 1.00275 | – |
| 2026 Apr 27 17:58 | 2026 Apr 27 05:52:38 | 3.9291 | 0.00019 | 1.2158 | 246.3222 | 12.5655 | 1.00275 | – |