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 |
| 2025 Oct 28 18:57 | 2025 Oct 23 18:29:13 | 12.5837 | 0.00147 | 23.3976 | 296.1644 | 60.8352 | 0.98998 | – |
| 2025 Oct 27 18:57 | 2025 Oct 23 18:29:13 | 12.5837 | 0.00147 | 23.3976 | 296.1644 | 60.8352 | 0.98998 | – |
| 2025 Oct 26 18:57 | 2025 Oct 23 18:29:13 | 12.5837 | 0.00147 | 23.3976 | 296.1644 | 60.8352 | 0.98998 | – |
| 2025 Oct 25 17:57 | 2025 Oct 23 18:29:13 | 12.5837 | 0.00147 | 23.3976 | 296.1644 | 60.8352 | 0.98998 | – |
| 2025 Oct 24 17:57 | 2025 Oct 23 18:29:13 | 12.5837 | 0.00147 | 23.3976 | 296.1644 | 60.8352 | 0.98998 | – |
| 2025 Oct 22 17:56 | 2025 Oct 17 17:03:16 | 12.5859 | 0.00144 | 23.3998 | 295.8924 | 60.8352 | 0.98998 | – |
| 2025 Oct 21 17:56 | 2025 Oct 17 17:03:16 | 12.5859 | 0.00144 | 23.3998 | 295.8924 | 60.8352 | 0.98998 | – |
| 2025 Oct 20 17:56 | 2025 Oct 17 17:03:16 | 12.5859 | 0.00144 | 23.3998 | 295.8924 | 60.8352 | 0.98998 | – |
| 2025 Oct 19 17:56 | 2025 Oct 17 17:03:16 | 12.5859 | 0.00144 | 23.3998 | 295.8924 | 60.8352 | 0.98998 | – |
| 2025 Oct 18 17:56 | 2025 Oct 17 17:03:16 | 12.5859 | 0.00144 | 23.3998 | 295.8924 | 60.8352 | 0.98998 | – |
| 2025 Oct 17 17:56 | 2025 Oct 07 14:13:29 | 12.5893 | 0.00141 | 23.4036 | 295.9288 | 60.8352 | 0.98998 | – |
| 2025 Oct 16 17:56 | 2025 Oct 07 14:13:29 | 12.5893 | 0.00141 | 23.4036 | 295.9288 | 60.8352 | 0.98998 | – |
| 2025 Oct 15 17:56 | 2025 Oct 07 14:13:29 | 12.5893 | 0.00141 | 23.4036 | 295.9288 | 60.8352 | 0.98998 | – |
| 2025 Oct 14 17:56 | 2025 Oct 07 14:13:29 | 12.5893 | 0.00141 | 23.4036 | 295.9288 | 60.8352 | 0.98998 | – |
| 2025 Oct 12 17:56 | 2025 Oct 07 14:13:29 | 12.5893 | 0.00141 | 23.4036 | 295.9288 | 60.8352 | 0.98998 | – |
| 2025 Oct 11 17:57 | 2025 Oct 07 14:13:29 | 12.5893 | 0.00141 | 23.4036 | 295.9288 | 60.8352 | 0.98998 | – |
| 2025 Oct 09 17:56 | 2025 Oct 07 14:13:29 | 12.5893 | 0.00141 | 23.4036 | 295.9288 | 60.8352 | 0.98998 | – |
| 2025 Oct 08 17:56 | 2025 Oct 07 14:13:29 | 12.5893 | 0.00141 | 23.4036 | 295.9288 | 60.8352 | 0.98998 | – |
| 2025 Oct 07 17:56 | 2025 Oct 07 14:13:29 | 12.5893 | 0.00141 | 23.4036 | 295.9288 | 60.8352 | 0.98998 | – |
| 2025 Oct 05 17:56 | 2025 Sep 25 11:11:56 | 12.5935 | 0.00137 | 23.4080 | 295.1921 | 60.8352 | 0.98998 | – |
| 2025 Oct 04 17:57 | 2025 Sep 25 11:11:56 | 12.5935 | 0.00137 | 23.4080 | 295.1921 | 60.8352 | 0.98998 | – |
| 2025 Oct 03 17:57 | 2025 Sep 25 11:11:56 | 12.5935 | 0.00137 | 23.4080 | 295.1921 | 60.8352 | 0.98998 | – |
| 2025 Oct 02 17:56 | 2025 Sep 25 11:11:56 | 12.5935 | 0.00137 | 23.4080 | 295.1921 | 60.8352 | 0.98998 | – |