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 Apr 29 17:57 | 2026 Apr 29 06:48:24 | 90.0469 | 0.00931 | 1.4089 | 207.2013 | 273.1792 | 13.42605 | 8.743 |
| 2026 Apr 28 17:56 | 2026 Apr 28 11:23:54 | 90.0470 | 0.00931 | 1.4087 | 209.5339 | 273.1792 | 13.42605 | 8.743 |
| 2026 Apr 27 17:58 | 2026 Apr 27 12:08:48 | 90.0470 | 0.00930 | 1.4084 | 212.3368 | 273.1792 | 13.42605 | 8.743 |
| 2026 Apr 26 17:58 | 2026 Apr 26 11:06:18 | 90.0470 | 0.00929 | 1.4080 | 215.3590 | 273.1792 | 13.42605 | 8.743 |
| 2026 Apr 25 17:58 | 2026 Apr 25 11:51:13 | 90.0470 | 0.00929 | 1.4078 | 218.1680 | 273.1792 | 13.42605 | 8.743 |
| 2026 Apr 24 17:59 | 2026 Apr 24 06:59:52 | 90.0470 | 0.00928 | 1.4074 | 221.6486 | 273.1792 | 13.42605 | 8.743 |
| 2026 Apr 23 17:57 | 2026 Apr 23 07:43:15 | 90.0470 | 0.00927 | 1.4071 | 224.4617 | 273.1792 | 13.42605 | 8.743 |
| 2026 Apr 22 17:57 | 2026 Apr 22 05:06:53 | 90.0470 | 0.00926 | 1.4067 | 227.6777 | 273.1792 | 13.42605 | 8.743 |
| 2026 Apr 21 17:57 | 2026 Apr 21 13:03:35 | 90.0470 | 0.00926 | 1.4065 | 229.6179 | 273.1792 | 13.42605 | 8.743 |
| 2026 Apr 20 17:57 | 2026 Apr 20 12:01:01 | 90.0470 | 0.00925 | 1.4062 | 232.6560 | 273.1792 | 13.42605 | 8.743 |
| 2026 Apr 19 17:58 | 2026 Apr 19 12:45:56 | 90.0470 | 0.00925 | 1.4059 | 235.4774 | 273.1792 | 13.42605 | 8.743 |
| 2026 Apr 18 17:56 | 2026 Apr 18 04:16:51 | 90.0471 | 0.00924 | 1.4055 | 239.4111 | 273.1792 | 13.42605 | 8.743 |
| 2026 Apr 16 17:57 | 2026 Apr 16 05:48:15 | 90.0471 | 0.00924 | 1.4049 | 245.0553 | 273.1792 | 13.42605 | 8.743 |
| 2026 Apr 14 17:57 | 2026 Apr 14 12:55:36 | 90.0471 | 0.00924 | 1.4044 | 250.0172 | 273.1792 | 13.42605 | 8.743 |
| 2026 Apr 13 17:57 | 2026 Apr 13 06:29:17 | 90.0470 | 0.00923 | 1.4040 | 253.7107 | 273.1792 | 13.42605 | 8.743 |
| 2026 Apr 12 17:57 | 2026 Apr 12 12:38:01 | 90.0469 | 0.00923 | 1.4038 | 255.8782 | 273.1792 | 13.42605 | 8.743 |
| 2026 Apr 11 17:57 | 2026 Apr 11 13:22:47 | 90.0469 | 0.00923 | 1.4035 | 258.7034 | 273.1792 | 13.42605 | 8.743 |
| 2026 Apr 10 17:58 | 2026 Apr 10 05:09:22 | 90.0469 | 0.00923 | 1.4031 | 262.6165 | 273.1792 | 13.42605 | 8.743 |
| 2026 Apr 09 18:01 | 2026 Apr 09 05:50:29 | 90.0469 | 0.00923 | 1.4028 | 265.4467 | 273.1792 | 13.42605 | 8.743 |
| 2026 Apr 08 17:57 | 2026 Apr 08 04:51:54 | 90.0469 | 0.00923 | 1.4025 | 268.4811 | 273.1792 | 13.42605 | 8.743 |
| 2026 Apr 07 17:57 | 2026 Apr 07 05:36:17 | 90.0469 | 0.00923 | 1.4022 | 271.3068 | 273.1792 | 13.42605 | 8.743 |
| 2026 Apr 06 17:57 | 2026 Apr 05 19:03:17 | 90.0470 | 0.00924 | 1.4017 | 275.4993 | 273.1792 | 13.42605 | 8.743 |
| 2026 Apr 05 17:56 | 2026 Apr 05 12:30:42 | 90.0470 | 0.00924 | 1.4016 | 276.2943 | 273.1792 | 13.42605 | 8.743 |
| 2026 Apr 04 17:57 | 2026 Apr 04 06:00:02 | 90.0469 | 0.00924 | 1.4012 | 279.9957 | 273.1792 | 13.42605 | 8.743 |
| 2026 Apr 03 17:56 | 2026 Apr 03 08:19:57 | 90.0469 | 0.00924 | 1.4010 | 282.6248 | 273.1792 | 13.42605 | 8.743 |
| 2026 Apr 02 18:03 | 2026 Apr 02 07:20:21 | 90.0467 | 0.00925 | 1.4006 | 285.6549 | 273.1792 | 13.42605 | 8.743 |