Orbital elements of TDF 1
| Launched | 27 October 1988 |
| Flight ended | – |
| Launch site | Europe's Spaceport, Kourou, French Guiana |
| Owner | France |
| NORAD ID | 19621 |
| 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 31 18:56 | 2026 Jan 27 15:42:07 | 14.7651 | 0.00136 | 23.4262 | 267.0876 | 307.9673 | 0.99195 | 6.243 |
| 2026 Jan 30 18:57 | 2026 Jan 27 15:42:07 | 14.7651 | 0.00136 | 23.4262 | 267.0876 | 307.9673 | 0.99195 | 6.243 |
| 2026 Jan 29 18:56 | 2026 Jan 27 15:42:07 | 14.7651 | 0.00136 | 23.4262 | 267.0876 | 307.9673 | 0.99195 | 6.243 |
| 2026 Jan 28 18:56 | 2026 Jan 27 15:42:07 | 14.7651 | 0.00136 | 23.4262 | 267.0876 | 307.9673 | 0.99195 | 6.243 |
| 2026 Jan 27 18:56 | 2026 Jan 22 01:12:58 | 14.7669 | 0.00138 | 23.4291 | 266.5165 | 307.9673 | 0.99195 | 6.243 |
| 2026 Jan 26 18:57 | 2026 Jan 22 01:12:58 | 14.7669 | 0.00138 | 23.4291 | 266.5165 | 307.9673 | 0.99195 | 6.243 |
| 2026 Jan 25 18:57 | 2026 Jan 22 01:12:58 | 14.7669 | 0.00138 | 23.4291 | 266.5165 | 307.9673 | 0.99195 | 6.243 |
| 2026 Jan 24 18:58 | 2026 Jan 22 01:12:58 | 14.7669 | 0.00138 | 23.4291 | 266.5165 | 307.9673 | 0.99195 | 6.243 |
| 2026 Jan 22 18:56 | 2026 Jan 22 01:12:58 | 14.7669 | 0.00138 | 23.4291 | 266.5165 | 307.9673 | 0.99195 | 6.243 |
| 2026 Jan 21 18:56 | 2026 Jan 16 11:59:17 | 14.7686 | 0.00140 | 23.4318 | 265.4412 | 307.9673 | 0.99195 | 6.243 |
| 2026 Jan 20 19:06 | 2026 Jan 16 11:59:17 | 14.7686 | 0.00140 | 23.4318 | 265.4412 | 307.9673 | 0.99195 | 6.243 |
| 2026 Jan 19 18:57 | 2026 Jan 16 11:59:17 | 14.7686 | 0.00140 | 23.4318 | 265.4412 | 307.9673 | 0.99195 | 6.243 |
| 2026 Jan 18 18:57 | 2026 Jan 16 11:59:17 | 14.7686 | 0.00140 | 23.4318 | 265.4412 | 307.9673 | 0.99195 | 6.243 |
| 2026 Jan 17 18:56 | 2026 Jan 16 11:59:17 | 14.7686 | 0.00140 | 23.4318 | 265.4412 | 307.9673 | 0.99195 | 6.243 |
| 2026 Jan 16 18:57 | 2026 Jan 16 11:59:17 | 14.7686 | 0.00140 | 23.4318 | 265.4412 | 307.9673 | 0.99195 | 6.243 |
| 2026 Jan 15 18:56 | 2026 Jan 11 11:05:22 | 14.7702 | 0.00141 | 23.4343 | 264.3190 | 307.9673 | 0.99195 | 6.243 |
| 2026 Jan 13 18:56 | 2026 Jan 11 11:05:22 | 14.7702 | 0.00141 | 23.4343 | 264.3190 | 307.9673 | 0.99195 | 6.243 |
| 2026 Jan 11 18:57 | 2026 Jan 11 11:05:22 | 14.7702 | 0.00141 | 23.4343 | 264.3190 | 307.9673 | 0.99195 | 6.243 |
| 2026 Jan 10 18:57 | 2026 Jan 05 20:55:46 | 14.7720 | 0.00140 | 23.4371 | 263.4861 | 307.9673 | 0.99195 | 6.243 |
| 2026 Jan 09 18:57 | 2026 Jan 05 20:55:46 | 14.7720 | 0.00140 | 23.4371 | 263.4861 | 307.9673 | 0.99195 | 6.243 |
| 2026 Jan 08 18:56 | 2026 Jan 05 20:55:46 | 14.7720 | 0.00140 | 23.4371 | 263.4861 | 307.9673 | 0.99195 | 6.243 |
| 2026 Jan 07 18:57 | 2026 Jan 05 20:55:46 | 14.7720 | 0.00140 | 23.4371 | 263.4861 | 307.9673 | 0.99195 | 6.243 |
| 2026 Jan 06 18:56 | 2026 Jan 05 20:55:46 | 14.7720 | 0.00140 | 23.4371 | 263.4861 | 307.9673 | 0.99195 | 6.243 |
| 2026 Jan 05 18:57 | 2025 Dec 31 07:29:56 | 14.7739 | 0.00140 | 23.4399 | 262.9472 | 307.9673 | 0.99195 | 6.243 |
| 2026 Jan 04 18:56 | 2025 Dec 31 07:29:56 | 14.7739 | 0.00140 | 23.4399 | 262.9472 | 307.9673 | 0.99195 | 6.243 |