Orbital elements of OSCAR 27
| Launched | 15 September 1987 |
| Flight ended | – |
| Launch site | Air Force Western Test Range, California, USA |
| Owner | United States |
| NORAD ID | 18361 |
| 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 Oct 18 17:56 | 2025 Oct 18 08:11:21 | 90.3691 | 0.01045 | 5.1472 | 24.2803 | 336.3218 | 13.44891 | 8.743 |
| 2025 Oct 17 17:56 | 2025 Oct 17 03:37:12 | 90.3689 | 0.01046 | 5.1443 | 27.6830 | 336.3218 | 13.44891 | 8.743 |
| 2025 Oct 16 17:56 | 2025 Oct 16 02:37:19 | 90.3688 | 0.01047 | 5.1417 | 30.6343 | 336.3218 | 13.44891 | 8.743 |
| 2025 Oct 15 17:56 | 2025 Oct 14 11:20:22 | 90.3685 | 0.01048 | 5.1377 | 35.2841 | 336.3218 | 13.44891 | 8.743 |
| 2025 Oct 14 17:56 | 2025 Oct 13 21:03:18 | 90.3685 | 0.01049 | 5.1362 | 36.9723 | 336.3218 | 13.44891 | 8.743 |
| 2025 Oct 12 17:56 | 2025 Oct 12 03:59:13 | 90.3683 | 0.01050 | 5.1320 | 41.8171 | 336.3218 | 13.44891 | 8.743 |
| 2025 Oct 11 17:57 | 2025 Oct 11 02:59:20 | 90.3682 | 0.01051 | 5.1295 | 44.7752 | 336.3218 | 13.44891 | 8.743 |
| 2025 Oct 09 17:56 | 2025 Oct 09 04:33:50 | 90.3679 | 0.01053 | 5.1247 | 50.2402 | 336.3218 | 13.44891 | 8.743 |
| 2025 Oct 08 17:56 | 2025 Oct 08 10:42:29 | 90.3679 | 0.01053 | 5.1229 | 52.3486 | 336.3218 | 13.44891 | 8.743 |
| 2025 Oct 07 17:56 | 2025 Oct 07 04:21:12 | 90.3677 | 0.01054 | 5.1198 | 55.9351 | 336.3218 | 13.44891 | 8.743 |
| 2025 Oct 05 17:56 | 2025 Oct 05 11:17:06 | 90.3674 | 0.01055 | 5.1156 | 60.7597 | 336.3218 | 13.44891 | 8.743 |
| 2025 Oct 04 17:57 | 2025 Oct 03 11:04:27 | 90.3671 | 0.01056 | 5.1107 | 66.4127 | 336.3218 | 13.44891 | 8.743 |
| 2025 Oct 03 17:57 | 2025 Oct 03 00:21:38 | 90.3670 | 0.01056 | 5.1096 | 67.6673 | 336.3218 | 13.44891 | 8.743 |
| 2025 Oct 02 17:56 | 2025 Oct 01 23:21:45 | 90.3669 | 0.01056 | 5.1071 | 70.5937 | 336.3218 | 13.44891 | 8.743 |
| 2025 Sep 30 17:56 | 2025 Sep 30 11:39:03 | 90.3667 | 0.01057 | 5.1034 | 74.7758 | 336.3218 | 13.44891 | 8.743 |
| 2025 Sep 29 17:56 | 2025 Sep 28 23:56:20 | 90.3666 | 0.01057 | 5.0998 | 78.9575 | 336.3218 | 13.44891 | 8.743 |
| 2025 Sep 28 17:56 | 2025 Sep 27 21:09:18 | 90.3666 | 0.01057 | 5.0971 | 82.0953 | 336.3218 | 13.44891 | 8.743 |
| 2025 Sep 27 17:56 | 2025 Sep 26 23:43:41 | 90.3665 | 0.01057 | 5.0949 | 84.6067 | 336.3218 | 13.44891 | 8.743 |
| 2025 Sep 26 17:56 | 2025 Sep 26 04:05:11 | 90.3664 | 0.01057 | 5.0929 | 86.9095 | 336.3218 | 13.44891 | 8.743 |
| 2025 Sep 25 17:56 | 2025 Sep 25 04:52:25 | 90.3663 | 0.01057 | 5.0905 | 89.6276 | 336.3218 | 13.44891 | 8.743 |
| 2025 Sep 24 17:56 | 2025 Sep 24 05:39:39 | 90.3662 | 0.01058 | 5.0882 | 92.3485 | 336.3218 | 13.44891 | 8.743 |