Orbital elements of SKYNET 4A
| Launched | 31 December 1989 |
| Flight ended | – |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United Kingdom |
| NORAD ID | 20401 |
| 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 Jul 13 17:56 | 2026 Jul 11 09:46:12 | 12.4915 | 0.00131 | 23.3004 | 313.8399 | 55.4617 | 0.98997 | – |
| 2026 Jul 12 17:56 | 2026 Jul 11 09:46:12 | 12.4915 | 0.00131 | 23.3004 | 313.8399 | 55.4617 | 0.98997 | – |
| 2026 Jul 11 17:56 | 2026 Jul 11 09:46:12 | 12.4915 | 0.00131 | 23.3004 | 313.8399 | 55.4617 | 0.98997 | – |
| 2026 Jul 09 17:56 | 2026 Jul 04 20:30:19 | 12.4938 | 0.00133 | 23.3030 | 314.2766 | 55.4617 | 0.98997 | – |
| 2026 Jul 08 17:56 | 2026 Jul 04 20:30:19 | 12.4938 | 0.00133 | 23.3030 | 314.2766 | 55.4617 | 0.98997 | – |
| 2026 Jul 07 17:56 | 2026 Jul 04 20:30:19 | 12.4938 | 0.00133 | 23.3030 | 314.2766 | 55.4617 | 0.98997 | – |
| 2026 Jul 06 17:57 | 2026 Jul 04 20:30:19 | 12.4938 | 0.00133 | 23.3030 | 314.2766 | 55.4617 | 0.98997 | – |
| 2026 Jul 05 17:56 | 2026 Jul 04 20:30:19 | 12.4938 | 0.00133 | 23.3030 | 314.2766 | 55.4617 | 0.98997 | – |
| 2026 Jul 04 17:56 | 2026 Jun 29 07:10:32 | 12.4958 | 0.00134 | 23.3051 | 314.5620 | 55.4617 | 0.98997 | – |
| 2026 Jul 03 17:57 | 2026 Jun 29 07:10:32 | 12.4958 | 0.00134 | 23.3051 | 314.5620 | 55.4617 | 0.98997 | – |
| 2026 Jul 02 17:56 | 2026 Jun 29 07:10:32 | 12.4958 | 0.00134 | 23.3051 | 314.5620 | 55.4617 | 0.98997 | – |
| 2026 Jul 01 17:56 | 2026 Jun 29 07:10:32 | 12.4958 | 0.00134 | 23.3051 | 314.5620 | 55.4617 | 0.98997 | – |
| 2026 Jun 30 17:56 | 2026 Jun 29 07:10:32 | 12.4958 | 0.00134 | 23.3051 | 314.5620 | 55.4617 | 0.98997 | – |
| 2026 Jun 29 17:57 | 2026 Jun 29 07:10:32 | 12.4958 | 0.00134 | 23.3051 | 314.5620 | 55.4617 | 0.98997 | – |
| 2026 Jun 28 17:56 | 2026 Jun 22 16:12:08 | 12.4982 | 0.00133 | 23.3076 | 314.9110 | 55.4617 | 0.98997 | – |
| 2026 Jun 27 17:55 | 2026 Jun 22 16:12:08 | 12.4982 | 0.00133 | 23.3076 | 314.9110 | 55.4617 | 0.98997 | – |
| 2026 Jun 26 17:56 | 2026 Jun 22 16:12:08 | 12.4982 | 0.00133 | 23.3076 | 314.9110 | 55.4617 | 0.98997 | – |
| 2026 Jun 25 17:56 | 2026 Jun 22 16:12:08 | 12.4982 | 0.00133 | 23.3076 | 314.9110 | 55.4617 | 0.98997 | – |
| 2026 Jun 24 17:55 | 2026 Jun 22 16:12:08 | 12.4982 | 0.00133 | 23.3076 | 314.9110 | 55.4617 | 0.98997 | – |
| 2026 Jun 23 17:56 | 2026 Jun 22 16:12:08 | 12.4982 | 0.00133 | 23.3076 | 314.9110 | 55.4617 | 0.98997 | – |
| 2026 Jun 22 17:56 | 2026 Jun 16 14:53:54 | 12.5005 | 0.00134 | 23.3099 | 315.6274 | 55.4617 | 0.98997 | – |
| 2026 Jun 21 17:57 | 2026 Jun 16 14:53:54 | 12.5005 | 0.00134 | 23.3099 | 315.6274 | 55.4617 | 0.98997 | – |
| 2026 Jun 20 17:56 | 2026 Jun 16 14:53:54 | 12.5005 | 0.00134 | 23.3099 | 315.6274 | 55.4617 | 0.98997 | – |
| 2026 Jun 19 17:57 | 2026 Jun 16 14:53:54 | 12.5005 | 0.00134 | 23.3099 | 315.6274 | 55.4617 | 0.98997 | – |
| 2026 Jun 18 17:56 | 2026 Jun 16 14:53:54 | 12.5005 | 0.00134 | 23.3099 | 315.6274 | 55.4617 | 0.98997 | – |
| 2026 Jun 17 17:57 | 2026 Jun 16 14:53:54 | 12.5005 | 0.00134 | 23.3099 | 315.6274 | 55.4617 | 0.98997 | – |
| 2026 Jun 16 17:55 | 2026 Jun 12 03:12:09 | 12.5020 | 0.00135 | 23.3117 | 316.0740 | 55.4617 | 0.98997 | – |