Orbital elements of WESTAR 4
| Launched | 25 February 1982 |
| Flight ended | – |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 13069 |
| 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 Dec 22 18:57 | 2025 Dec 20 10:18:40 | 12.8225 | 0.00072 | 22.4136 | 287.0573 | 87.1305 | 0.99768 | 5.243 |
| 2025 Dec 21 18:57 | 2025 Dec 20 10:18:40 | 12.8225 | 0.00072 | 22.4136 | 287.0573 | 87.1305 | 0.99768 | 5.243 |
| 2025 Dec 20 18:57 | 2025 Dec 20 10:18:40 | 12.8225 | 0.00072 | 22.4136 | 287.0573 | 87.1305 | 0.99768 | 5.243 |
| 2025 Dec 19 18:57 | 2025 Dec 11 22:13:51 | 12.8318 | 0.00071 | 22.4175 | 283.3240 | 87.1305 | 0.99768 | 5.243 |
| 2025 Dec 18 18:57 | 2025 Dec 11 22:13:51 | 12.8318 | 0.00071 | 22.4175 | 283.3240 | 87.1305 | 0.99768 | 5.243 |
| 2025 Dec 17 18:58 | 2025 Dec 11 22:13:51 | 12.8318 | 0.00071 | 22.4175 | 283.3240 | 87.1305 | 0.99768 | 5.243 |
| 2025 Dec 16 18:57 | 2025 Dec 11 22:13:51 | 12.8318 | 0.00071 | 22.4175 | 283.3240 | 87.1305 | 0.99768 | 5.243 |
| 2025 Dec 15 18:58 | 2025 Dec 11 22:13:51 | 12.8318 | 0.00071 | 22.4175 | 283.3240 | 87.1305 | 0.99768 | 5.243 |
| 2025 Dec 14 18:56 | 2025 Dec 11 22:13:51 | 12.8318 | 0.00071 | 22.4175 | 283.3240 | 87.1305 | 0.99768 | 5.243 |
| 2025 Dec 13 18:56 | 2025 Dec 11 22:13:51 | 12.8318 | 0.00071 | 22.4175 | 283.3240 | 87.1305 | 0.99768 | 5.243 |
| 2025 Dec 12 18:57 | 2025 Dec 11 22:13:51 | 12.8318 | 0.00071 | 22.4175 | 283.3240 | 87.1305 | 0.99768 | 5.243 |
| 2025 Dec 11 18:56 | 2025 Dec 06 20:31:38 | 12.8372 | 0.00070 | 22.4198 | 281.5483 | 87.1305 | 0.99768 | 5.243 |
| 2025 Dec 10 18:56 | 2025 Dec 06 20:31:38 | 12.8372 | 0.00070 | 22.4198 | 281.5483 | 87.1305 | 0.99768 | 5.243 |
| 2025 Dec 09 18:56 | 2025 Dec 06 20:31:38 | 12.8372 | 0.00070 | 22.4198 | 281.5483 | 87.1305 | 0.99768 | 5.243 |
| 2025 Dec 08 18:56 | 2025 Dec 06 20:31:38 | 12.8372 | 0.00070 | 22.4198 | 281.5483 | 87.1305 | 0.99768 | 5.243 |
| 2025 Dec 07 18:56 | 2025 Dec 06 20:31:38 | 12.8372 | 0.00070 | 22.4198 | 281.5483 | 87.1305 | 0.99768 | 5.243 |
| 2025 Dec 06 18:56 | 2025 Dec 02 07:36:00 | 12.8420 | 0.00070 | 22.4220 | 280.4378 | 87.1305 | 0.99768 | 5.243 |
| 2025 Dec 05 18:57 | 2025 Dec 02 07:36:00 | 12.8420 | 0.00070 | 22.4220 | 280.4378 | 87.1305 | 0.99768 | 5.243 |
| 2025 Dec 04 18:57 | 2025 Dec 02 07:36:00 | 12.8420 | 0.00070 | 22.4220 | 280.4378 | 87.1305 | 0.99768 | 5.243 |
| 2025 Dec 03 18:56 | 2025 Dec 02 07:36:00 | 12.8420 | 0.00070 | 22.4220 | 280.4378 | 87.1305 | 0.99768 | 5.243 |
| 2025 Dec 02 18:56 | 2025 Dec 02 07:36:00 | 12.8420 | 0.00070 | 22.4220 | 280.4378 | 87.1305 | 0.99768 | 5.243 |
| 2025 Nov 30 18:57 | 2025 Nov 25 07:51:43 | 12.8496 | 0.00071 | 22.4252 | 277.7580 | 87.1305 | 0.99768 | 5.243 |
| 2025 Nov 29 18:56 | 2025 Nov 25 07:51:43 | 12.8496 | 0.00071 | 22.4252 | 277.7580 | 87.1305 | 0.99768 | 5.243 |
| 2025 Nov 28 18:57 | 2025 Nov 25 07:51:43 | 12.8496 | 0.00071 | 22.4252 | 277.7580 | 87.1305 | 0.99768 | 5.243 |
| 2025 Nov 27 18:57 | 2025 Nov 25 07:51:43 | 12.8496 | 0.00071 | 22.4252 | 277.7580 | 87.1305 | 0.99768 | 5.243 |
| 2025 Nov 26 18:57 | 2025 Nov 25 07:51:43 | 12.8496 | 0.00071 | 22.4252 | 277.7580 | 87.1305 | 0.99768 | 5.243 |
| 2025 Nov 25 18:57 | 2025 Nov 25 07:51:43 | 12.8496 | 0.00071 | 22.4252 | 277.7580 | 87.1305 | 0.99768 | 5.243 |