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 May 09 17:57 | 2025 May 08 20:17:25 | 90.0345 | 0.00954 | 1.3240 | 141.1879 | 264.1060 | 13.42546 | 8.743 |
| 2025 May 08 17:56 | 2025 May 08 06:20:54 | 90.0344 | 0.00953 | 1.3239 | 142.8230 | 264.1060 | 13.42546 | 8.743 |
| 2025 May 07 17:56 | 2025 May 06 18:17:59 | 90.0345 | 0.00952 | 1.3235 | 147.0608 | 264.1060 | 13.42546 | 8.743 |
| 2025 May 06 17:57 | 2025 May 06 04:14:00 | 90.0345 | 0.00951 | 1.3234 | 148.7210 | 264.1060 | 13.42546 | 8.743 |
| 2025 May 05 17:56 | 2025 May 04 23:06:40 | 90.0346 | 0.00950 | 1.3231 | 152.1591 | 264.1060 | 13.42546 | 8.743 |
| 2025 May 04 17:57 | 2025 May 03 18:46:38 | 90.0347 | 0.00949 | 1.3229 | 155.5020 | 264.1060 | 13.42546 | 8.743 |
| 2025 May 03 17:57 | 2025 May 02 22:48:58 | 90.0348 | 0.00948 | 1.3227 | 157.8654 | 264.1060 | 13.42546 | 8.743 |
| 2025 May 02 17:57 | 2025 May 01 18:27:02 | 90.0349 | 0.00947 | 1.3224 | 161.2271 | 264.1060 | 13.42546 | 8.743 |
| 2025 May 01 17:56 | 2025 Apr 28 18:45:57 | 90.0351 | 0.00944 | 1.3218 | 169.7181 | 264.1060 | 13.42546 | 8.743 |
| 2025 Apr 30 17:56 | 2025 Apr 28 18:45:57 | 90.0351 | 0.00944 | 1.3218 | 169.7181 | 264.1060 | 13.42546 | 8.743 |
| 2025 Apr 29 17:57 | 2025 Apr 28 18:45:57 | 90.0351 | 0.00944 | 1.3218 | 169.7181 | 264.1060 | 13.42546 | 8.743 |
| 2025 Apr 27 17:56 | 2025 Apr 26 18:35:59 | 90.0353 | 0.00942 | 1.3213 | 175.4389 | 264.1060 | 13.42546 | 8.743 |
| 2025 Apr 26 17:57 | 2025 Apr 26 04:44:47 | 90.0353 | 0.00941 | 1.3212 | 177.0825 | 264.1060 | 13.42546 | 8.743 |
| 2025 Apr 25 17:56 | 2025 Apr 24 06:04:25 | 90.0353 | 0.00940 | 1.3207 | 182.6435 | 264.1060 | 13.42546 | 8.743 |
| 2025 Apr 24 17:56 | 2025 Apr 23 17:05:53 | 90.0353 | 0.00939 | 1.3206 | 184.1880 | 264.1060 | 13.42546 | 8.743 |
| 2025 Apr 23 17:57 | 2025 Apr 22 07:34:57 | 90.0354 | 0.00937 | 1.3203 | 188.2074 | 264.1060 | 13.42546 | 8.743 |
| 2025 Apr 22 17:56 | 2025 Apr 21 20:26:56 | 90.0354 | 0.00937 | 1.3202 | 189.5449 | 264.1060 | 13.42546 | 8.743 |
| 2025 Apr 21 17:57 | 2025 Apr 21 04:42:23 | 90.0354 | 0.00936 | 1.3201 | 191.4240 | 264.1060 | 13.42546 | 8.743 |
| 2025 Apr 20 17:56 | 2025 Apr 19 06:17:38 | 90.0354 | 0.00935 | 1.3196 | 196.9906 | 264.1060 | 13.42546 | 8.743 |
| 2025 Apr 19 17:56 | 2025 Apr 18 20:57:07 | 90.0355 | 0.00934 | 1.3195 | 198.1106 | 264.1060 | 13.42546 | 8.743 |
| 2025 Apr 18 17:57 | 2025 Apr 17 19:59:33 | 90.0354 | 0.00933 | 1.3193 | 201.1011 | 264.1060 | 13.42546 | 8.743 |
| 2025 Apr 17 17:56 | 2025 Apr 16 20:36:11 | 90.0355 | 0.00932 | 1.3191 | 203.9122 | 264.1060 | 13.42546 | 8.743 |
| 2025 Apr 16 17:57 | 2025 Apr 16 08:29:33 | 90.0356 | 0.00932 | 1.3189 | 205.3702 | 264.1060 | 13.42546 | 8.743 |
| 2025 Apr 15 17:56 | 2025 Apr 14 18:22:57 | 90.0357 | 0.00931 | 1.3186 | 209.9514 | 264.1060 | 13.42546 | 8.743 |
| 2025 Apr 14 17:56 | 2025 Apr 14 04:50:05 | 90.0357 | 0.00930 | 1.3184 | 211.5870 | 264.1060 | 13.42546 | 8.743 |