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 Jun 18 17:56 | 2026 Jun 18 03:22:17 | 90.0421 | 0.00962 | 1.4232 | 66.3585 | 49.4940 | 13.42612 | 8.743 |
| 2026 Jun 17 17:57 | 2026 Jun 17 12:47:22 | 90.0422 | 0.00962 | 1.4230 | 68.0639 | 49.4940 | 13.42612 | 8.743 |
| 2026 Jun 16 17:55 | 2026 Jun 16 03:05:57 | 90.0422 | 0.00962 | 1.4226 | 71.9807 | 49.4940 | 13.42612 | 8.743 |
| 2026 Jun 15 17:56 | 2026 Jun 15 12:31:40 | 90.0422 | 0.00963 | 1.4225 | 73.6788 | 49.4940 | 13.42612 | 8.743 |
| 2026 Jun 14 17:57 | 2026 Jun 14 08:26:05 | 90.0424 | 0.00963 | 1.4222 | 76.9500 | 49.4940 | 13.42612 | 8.743 |
| 2026 Jun 13 17:56 | 2026 Jun 13 03:32:10 | 90.0425 | 0.00963 | 1.4218 | 80.3152 | 49.4940 | 13.42612 | 8.743 |
| 2026 Jun 12 17:56 | 2026 Jun 12 04:17:26 | 90.0427 | 0.00963 | 1.4216 | 83.0186 | 49.4940 | 13.42612 | 8.743 |
| 2026 Jun 11 17:57 | 2026 Jun 11 03:14:19 | 90.0427 | 0.00963 | 1.4213 | 85.9294 | 49.4940 | 13.42612 | 8.743 |
| 2026 Jun 10 17:56 | 2026 Jun 10 12:41:16 | 90.0428 | 0.00963 | 1.4211 | 87.6242 | 49.4940 | 13.42612 | 8.743 |
| 2026 Jun 09 17:57 | 2026 Jun 09 08:37:21 | 90.0429 | 0.00963 | 1.4208 | 90.8892 | 49.4940 | 13.42612 | 8.743 |
| 2026 Jun 08 17:56 | 2026 Jun 08 03:40:56 | 90.0431 | 0.00963 | 1.4205 | 94.2564 | 49.4940 | 13.42612 | 8.743 |
| 2026 Jun 07 17:56 | 2026 Jun 06 20:46:29 | 90.0432 | 0.00963 | 1.4201 | 97.8506 | 49.4940 | 13.42612 | 8.743 |
| 2026 Jun 06 17:56 | 2026 Jun 05 09:47:54 | 90.0433 | 0.00962 | 1.4197 | 101.9252 | 49.4940 | 13.42612 | 8.743 |
| 2026 Jun 05 17:56 | 2026 Jun 05 02:22:03 | 90.0433 | 0.00962 | 1.4196 | 102.7874 | 49.4940 | 13.42612 | 8.743 |
| 2026 Jun 04 17:57 | 2026 Jun 04 03:06:27 | 90.0433 | 0.00962 | 1.4194 | 105.4995 | 49.4940 | 13.42612 | 8.743 |
| 2026 Jun 02 17:56 | 2026 Jun 02 04:37:17 | 90.0435 | 0.00961 | 1.4188 | 110.9169 | 49.4940 | 13.42612 | 8.743 |
| 2026 Jun 01 17:57 | 2026 Jun 01 01:57:58 | 90.0436 | 0.00961 | 1.4185 | 114.0227 | 49.4940 | 13.42612 | 8.743 |
| 2026 May 31 17:58 | 2026 May 31 02:42:23 | 90.0438 | 0.00960 | 1.4182 | 116.7359 | 49.4940 | 13.42612 | 8.743 |
| 2026 May 30 17:57 | 2026 May 30 01:41:27 | 90.0440 | 0.00959 | 1.4180 | 119.6563 | 49.4940 | 13.42612 | 8.743 |
| 2026 May 29 17:57 | 2026 May 29 02:25:16 | 90.0441 | 0.00959 | 1.4177 | 122.3744 | 49.4940 | 13.42612 | 8.743 |
| 2026 May 28 17:56 | 2026 May 28 13:27:57 | 90.0442 | 0.00958 | 1.4175 | 123.8878 | 49.4940 | 13.42612 | 8.743 |
| 2026 May 27 17:57 | 2026 May 27 05:33:03 | 90.0443 | 0.00957 | 1.4171 | 127.6193 | 49.4940 | 13.42612 | 8.743 |
| 2026 May 26 17:57 | 2026 May 26 04:30:09 | 90.0443 | 0.00957 | 1.4168 | 130.5514 | 49.4940 | 13.42612 | 8.743 |
| 2026 May 25 17:57 | 2026 May 25 03:40:46 | 90.0444 | 0.00956 | 1.4165 | 133.4605 | 49.4940 | 13.42612 | 8.743 |
| 2026 May 24 17:57 | 2026 May 24 02:34:59 | 90.0444 | 0.00955 | 1.4162 | 136.4001 | 49.4940 | 13.42612 | 8.743 |
| 2026 May 23 17:58 | 2026 May 22 15:55:04 | 90.0446 | 0.00954 | 1.4158 | 140.4691 | 49.4940 | 13.42612 | 8.743 |
| 2026 May 22 17:57 | 2026 May 22 02:06:19 | 90.0446 | 0.00953 | 1.4157 | 142.0945 | 49.4940 | 13.42612 | 8.743 |