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 |
| 2026 Aug 16 17:56 | 2026 Aug 16 04:14:42 | 90.0453 | 0.00924 | 1.4391 | 257.1455 | 277.6065 | 13.42617 | 8.743 |
| 2026 Aug 15 17:57 | 2026 Aug 15 11:35:44 | 90.0451 | 0.00924 | 1.4389 | 259.1608 | 277.6065 | 13.42617 | 8.743 |
| 2026 Aug 14 17:56 | 2026 Aug 14 00:06:53 | 90.0448 | 0.00924 | 1.4384 | 263.4732 | 277.6065 | 13.42617 | 8.743 |
| 2026 Aug 13 17:57 | 2026 Aug 13 00:52:54 | 90.0447 | 0.00924 | 1.4382 | 266.2967 | 277.6065 | 13.42617 | 8.743 |
| 2026 Aug 12 17:56 | 2026 Aug 11 22:11:50 | 90.0445 | 0.00924 | 1.4379 | 269.5441 | 277.6065 | 13.42617 | 8.743 |
| 2026 Aug 11 17:56 | 2026 Aug 11 11:01:08 | 90.0444 | 0.00923 | 1.4377 | 270.9058 | 277.6065 | 13.42617 | 8.743 |
| 2026 Aug 10 17:56 | 2026 Aug 10 11:44:33 | 90.0442 | 0.00923 | 1.4374 | 273.7346 | 277.6065 | 13.42617 | 8.743 |
| 2026 Aug 09 17:57 | 2026 Aug 09 10:39:53 | 90.0441 | 0.00924 | 1.4371 | 276.7819 | 277.6065 | 13.42617 | 8.743 |
| 2026 Aug 08 17:57 | 2026 Aug 08 11:28:07 | 90.0439 | 0.00924 | 1.4369 | 279.6088 | 277.6065 | 13.42617 | 8.743 |
| 2026 Aug 07 17:57 | 2026 Aug 07 00:00:32 | 90.0437 | 0.00924 | 1.4365 | 283.9240 | 277.6065 | 13.42617 | 8.743 |
| 2026 Aug 06 17:57 | 2026 Aug 06 04:34:34 | 90.0436 | 0.00924 | 1.4362 | 286.2851 | 277.6065 | 13.42617 | 8.743 |
| 2026 Aug 05 17:56 | 2026 Aug 05 05:19:03 | 90.0434 | 0.00924 | 1.4360 | 289.1069 | 277.6065 | 13.42617 | 8.743 |
| 2026 Aug 04 17:57 | 2026 Aug 03 22:48:46 | 90.0433 | 0.00925 | 1.4356 | 292.8113 | 277.6065 | 13.42617 | 8.743 |
| 2026 Aug 03 17:56 | 2026 Aug 02 17:28:30 | 90.0431 | 0.00925 | 1.4353 | 296.3695 | 277.6065 | 13.42617 | 8.743 |
| 2026 Aug 02 17:57 | 2026 Aug 02 00:07:44 | 90.0430 | 0.00925 | 1.4351 | 298.4718 | 277.6065 | 13.42617 | 8.743 |
| 2026 Aug 01 17:57 | 2026 Aug 01 00:51:49 | 90.0429 | 0.00926 | 1.4348 | 301.2922 | 277.6065 | 13.42617 | 8.743 |
| 2026 Jul 31 17:56 | 2026 Jul 31 05:28:48 | 90.0428 | 0.00926 | 1.4346 | 303.6413 | 277.6065 | 13.42617 | 8.743 |
| 2026 Jul 30 17:57 | 2026 Jul 30 06:13:44 | 90.0426 | 0.00927 | 1.4343 | 306.4588 | 277.6065 | 13.42617 | 8.743 |
| 2026 Jul 29 17:57 | 2026 Jul 29 05:11:26 | 90.0426 | 0.00927 | 1.4340 | 309.4972 | 277.6065 | 13.42617 | 8.743 |
| 2026 Jul 28 17:57 | 2026 Jul 27 22:30:44 | 90.0423 | 0.00928 | 1.4337 | 313.1978 | 277.6065 | 13.42617 | 8.743 |
| 2026 Jul 27 17:57 | 2026 Jul 27 09:28:47 | 90.0422 | 0.00928 | 1.4335 | 314.7735 | 277.6065 | 13.42617 | 8.743 |
| 2026 Jul 26 17:56 | 2026 Jul 26 05:38:31 | 90.0422 | 0.00929 | 1.4332 | 318.1366 | 277.6065 | 13.42617 | 8.743 |
| 2026 Jul 25 17:57 | 2026 Jul 24 11:54:04 | 90.0420 | 0.00931 | 1.4328 | 323.1666 | 277.6065 | 13.42617 | 8.743 |
| 2026 Jul 24 17:56 | 2026 Jul 23 23:40:33 | 90.0420 | 0.00931 | 1.4326 | 324.6405 | 277.6065 | 13.42617 | 8.743 |
| 2026 Jul 23 17:57 | 2026 Jul 23 00:41:22 | 90.0420 | 0.00932 | 1.4324 | 327.4118 | 277.6065 | 13.42617 | 8.743 |
| 2026 Jul 22 17:57 | 2026 Jul 22 06:50:46 | 90.0419 | 0.00932 | 1.4322 | 329.5612 | 277.6065 | 13.42617 | 8.743 |
| 2026 Jul 21 17:57 | 2026 Jul 21 01:59:08 | 90.0419 | 0.00933 | 1.4318 | 333.0333 | 277.6065 | 13.42617 | 8.743 |
| 2026 Jul 20 17:57 | 2026 Jul 20 06:33:18 | 90.0418 | 0.00934 | 1.4316 | 335.3736 | 277.6065 | 13.42617 | 8.743 |