Orbital elements of OSCAR 31
| Launched | 24 August 1988 |
| Flight ended | – |
| Launch site | Air Force Western Test Range, California, USA |
| Owner | United States |
| NORAD ID | 19420 |
| 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 Aug 29 17:56 | 2025 Aug 29 04:29:34 | 90.0357 | 0.00945 | 1.3462 | 180.5800 | 353.9332 | 13.42562 | 8.743 |
| 2025 Aug 28 17:57 | 2025 Aug 27 21:47:10 | 90.0356 | 0.00944 | 1.3460 | 184.2188 | 353.9332 | 13.42562 | 8.743 |
| 2025 Aug 27 17:56 | 2025 Aug 27 04:11:40 | 90.0354 | 0.00943 | 1.3458 | 186.3072 | 353.9332 | 13.42562 | 8.743 |
| 2025 Aug 26 17:56 | 2025 Aug 25 23:18:44 | 90.0352 | 0.00942 | 1.3455 | 189.7432 | 353.9332 | 13.42562 | 8.743 |
| 2025 Aug 25 17:56 | 2025 Aug 24 22:14:04 | 90.0350 | 0.00941 | 1.3453 | 192.7204 | 353.9332 | 13.42562 | 8.743 |
| 2025 Aug 24 17:56 | 2025 Aug 23 23:01:37 | 90.0349 | 0.00940 | 1.3451 | 195.4910 | 353.9332 | 13.42562 | 8.743 |
| 2025 Aug 23 17:56 | 2025 Aug 20 19:54:00 | 90.0342 | 0.00937 | 1.3444 | 204.4704 | 353.9332 | 13.42562 | 8.743 |
| 2025 Aug 22 17:56 | 2025 Aug 20 19:54:00 | 90.0342 | 0.00937 | 1.3444 | 204.4704 | 353.9332 | 13.42562 | 8.743 |
| 2025 Aug 20 17:56 | 2025 Aug 20 10:39:27 | 90.0342 | 0.00936 | 1.3443 | 205.5782 | 353.9332 | 13.42562 | 8.743 |
| 2025 Aug 19 17:56 | 2025 Aug 18 21:22:41 | 90.0339 | 0.00935 | 1.3440 | 210.0493 | 353.9332 | 13.42562 | 8.743 |
| 2025 Aug 18 17:56 | 2025 Aug 18 10:19:32 | 90.0338 | 0.00934 | 1.3439 | 211.3753 | 353.9332 | 13.42562 | 8.743 |
| 2025 Aug 16 17:56 | 2025 Aug 16 09:53:41 | 90.0334 | 0.00933 | 1.3434 | 217.1881 | 353.9332 | 13.42562 | 8.743 |
| 2025 Aug 15 17:57 | 2025 Aug 14 16:40:25 | 90.0332 | 0.00931 | 1.3431 | 222.1512 | 353.9332 | 13.42562 | 8.743 |
| 2025 Aug 14 17:56 | 2025 Aug 13 23:17:57 | 90.0331 | 0.00931 | 1.3429 | 224.2471 | 353.9332 | 13.42562 | 8.743 |
| 2025 Aug 13 17:58 | 2025 Aug 12 16:22:43 | 90.0329 | 0.00930 | 1.3426 | 227.9770 | 353.9332 | 13.42562 | 8.743 |
| 2025 Aug 12 17:56 | 2025 Aug 12 04:40:08 | 90.0328 | 0.00929 | 1.3425 | 229.3904 | 353.9332 | 13.42562 | 8.743 |
| 2025 Aug 11 17:56 | 2025 Aug 10 23:47:05 | 90.0326 | 0.00928 | 1.3423 | 232.8811 | 353.9332 | 13.42562 | 8.743 |
| 2025 Aug 10 17:57 | 2025 Aug 10 04:22:43 | 90.0325 | 0.00928 | 1.3421 | 235.2250 | 353.9332 | 13.42562 | 8.743 |
| 2025 Aug 09 17:56 | 2025 Aug 08 21:42:38 | 90.0323 | 0.00927 | 1.3419 | 238.9344 | 353.9332 | 13.42562 | 8.743 |
| 2025 Aug 08 17:56 | 2025 Aug 07 22:26:37 | 90.0321 | 0.00927 | 1.3417 | 241.7504 | 353.9332 | 13.42562 | 8.743 |
| 2025 Aug 07 17:56 | 2025 Aug 06 21:23:49 | 90.0319 | 0.00926 | 1.3415 | 244.7827 | 353.9332 | 13.42562 | 8.743 |
| 2025 Aug 05 17:56 | 2025 Aug 04 16:59:19 | 90.0316 | 0.00925 | 1.3410 | 251.1367 | 353.9332 | 13.42562 | 8.743 |
| 2025 Aug 04 17:56 | 2025 Aug 04 05:17:01 | 90.0315 | 0.00925 | 1.3409 | 252.5587 | 353.9332 | 13.42562 | 8.743 |
| 2025 Aug 03 17:56 | 2025 Aug 02 11:32:36 | 90.0314 | 0.00924 | 1.3406 | 257.6199 | 353.9332 | 13.42562 | 8.743 |
| 2025 Aug 02 17:56 | 2025 Aug 02 01:08:38 | 90.0313 | 0.00924 | 1.3405 | 258.8824 | 353.9332 | 13.42562 | 8.743 |