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 Mar 16 18:57 | 2026 Mar 16 07:05:33 | 3.8876 | 0.00034 | 1.1641 | 272.9833 | 308.7526 | 1.00266 | – |
| 2026 Mar 15 18:56 | 2026 Mar 15 09:27:29 | 3.8867 | 0.00035 | 1.1630 | 272.4708 | 308.7526 | 1.00266 | – |
| 2026 Mar 14 18:56 | 2026 Mar 14 08:45:39 | 3.8857 | 0.00035 | 1.1617 | 271.8792 | 308.7526 | 1.00266 | – |
| 2026 Mar 13 18:57 | 2026 Mar 12 23:51:15 | 3.8843 | 0.00036 | 1.1600 | 271.1036 | 308.7526 | 1.00266 | – |
| 2026 Mar 12 18:57 | 2026 Mar 12 08:59:11 | 3.8837 | 0.00037 | 1.1593 | 270.7336 | 308.7526 | 1.00266 | – |
| 2026 Mar 11 18:56 | 2026 Mar 11 09:51:17 | 3.8827 | 0.00037 | 1.1581 | 270.2380 | 308.7526 | 1.00266 | – |
| 2026 Mar 10 18:56 | 2026 Mar 10 08:59:19 | 3.8817 | 0.00037 | 1.1568 | 269.6964 | 308.7526 | 1.00266 | – |
| 2026 Mar 09 18:56 | 2026 Mar 09 08:58:06 | 3.8807 | 0.00038 | 1.1555 | 269.2509 | 308.7526 | 1.00266 | – |
| 2026 Mar 08 18:57 | 2026 Mar 08 08:24:09 | 3.8797 | 0.00038 | 1.1542 | 268.8115 | 308.7526 | 1.00266 | – |
| 2026 Mar 07 18:57 | 2026 Mar 07 09:13:03 | 3.8788 | 0.00038 | 1.1530 | 268.4615 | 308.7526 | 1.00266 | – |
| 2026 Mar 06 18:56 | 2026 Mar 06 08:40:21 | 3.8778 | 0.00039 | 1.1518 | 268.0996 | 308.7526 | 1.00266 | – |
| 2026 Mar 05 18:56 | 2026 Mar 05 15:32:11 | 3.8771 | 0.00039 | 1.1509 | 267.9073 | 308.7526 | 1.00266 | – |
| 2026 Mar 04 18:57 | 2026 Mar 04 04:40:38 | 3.8756 | 0.00039 | 1.1491 | 267.4092 | 308.7526 | 1.00266 | – |
| 2026 Mar 03 18:56 | 2026 Mar 03 08:28:27 | 3.8748 | 0.00040 | 1.1481 | 267.1360 | 308.7526 | 1.00266 | – |
| 2026 Mar 02 18:57 | 2026 Mar 02 12:47:32 | 3.8740 | 0.00040 | 1.1471 | 266.8479 | 308.7526 | 1.00266 | – |
| 2026 Mar 01 18:57 | 2026 Mar 01 09:26:36 | 3.8729 | 0.00040 | 1.1458 | 266.5187 | 308.7526 | 1.00266 | – |
| 2026 Feb 28 18:56 | 2026 Feb 28 10:03:52 | 3.8720 | 0.00041 | 1.1446 | 266.2330 | 308.7526 | 1.00266 | – |
| 2026 Feb 27 19:05 | 2026 Feb 27 06:40:57 | 3.8709 | 0.00041 | 1.1433 | 265.9458 | 308.7526 | 1.00266 | – |
| 2026 Feb 26 20:45 | 2026 Feb 26 09:07:43 | 3.8701 | 0.00041 | 1.1423 | 265.6620 | 308.7526 | 1.00266 | – |