Orbital elements of RADUGA 18
| Launched | 16 January 1986 |
| Flight ended | – |
| Launch site | Tyuratam Missile and Space Center, Kazakhstan (Also known as Baikonur Cosmodrome) |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 16497 |
| 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 Sep 03 17:57 | 2025 Sep 02 11:42:58 | 10.9858 | 0.00725 | 21.5337 | 195.0883 | 178.9716 | 0.98815 | – |
| 2025 Sep 02 17:56 | 2025 Sep 01 10:03:02 | 10.9874 | 0.00725 | 21.5342 | 195.0222 | 178.9716 | 0.98815 | – |
| 2025 Sep 01 17:56 | 2025 Aug 31 10:05:34 | 10.9890 | 0.00726 | 21.5346 | 194.9704 | 178.9716 | 0.98815 | – |
| 2025 Aug 31 17:56 | 2025 Aug 30 10:08:10 | 10.9906 | 0.00726 | 21.5350 | 194.9045 | 178.9716 | 0.98815 | – |
| 2025 Aug 30 17:56 | 2025 Aug 29 10:10:37 | 10.9922 | 0.00726 | 21.5355 | 194.8499 | 178.9716 | 0.98815 | – |
| 2025 Aug 29 17:56 | 2025 Aug 28 13:01:18 | 10.9937 | 0.00726 | 21.5358 | 194.8051 | 178.9716 | 0.98815 | – |
| 2025 Aug 28 17:57 | 2025 Aug 27 10:15:39 | 10.9954 | 0.00726 | 21.5363 | 194.7517 | 178.9716 | 0.98815 | – |
| 2025 Aug 27 17:56 | 2025 Aug 26 08:35:49 | 10.9972 | 0.00726 | 21.5368 | 194.6862 | 178.9716 | 0.98815 | – |
| 2025 Aug 26 17:56 | 2025 Aug 25 08:21:49 | 10.9988 | 0.00726 | 21.5372 | 194.6083 | 178.9716 | 0.98815 | – |
| 2025 Aug 25 17:56 | 2025 Aug 24 11:12:34 | 11.0002 | 0.00727 | 21.5376 | 194.5155 | 178.9716 | 0.98815 | – |
| 2025 Aug 24 17:56 | 2025 Aug 23 11:56:56 | 11.0017 | 0.00727 | 21.5380 | 194.4033 | 178.9716 | 0.98815 | – |
| 2025 Aug 23 17:56 | 2025 Aug 22 10:14:11 | 11.0034 | 0.00727 | 21.5385 | 194.2828 | 178.9716 | 0.98815 | – |
| 2025 Aug 22 17:56 | 2025 Aug 20 07:08:32 | 11.0067 | 0.00727 | 21.5394 | 194.1538 | 178.9716 | 0.98815 | – |
| 2025 Aug 20 17:56 | 2025 Aug 19 07:11:02 | 11.0083 | 0.00727 | 21.5399 | 194.1133 | 178.9716 | 0.98815 | – |
| 2025 Aug 19 17:56 | 2025 Aug 19 07:11:02 | 11.0083 | 0.00727 | 21.5399 | 194.1133 | 178.9716 | 0.98815 | – |
| 2025 Aug 18 17:56 | 2025 Aug 17 08:34:15 | 11.0113 | 0.00727 | 21.5408 | 194.0723 | 178.9716 | 0.98815 | – |
| 2025 Aug 16 17:56 | 2025 Aug 16 05:53:38 | 11.0131 | 0.00726 | 21.5413 | 194.0298 | 178.9716 | 0.98815 | – |
| 2025 Aug 15 17:57 | 2025 Aug 14 05:41:09 | 11.0163 | 0.00726 | 21.5422 | 193.9632 | 178.9716 | 0.98815 | – |
| 2025 Aug 14 17:56 | 2025 Aug 13 09:24:59 | 11.0176 | 0.00726 | 21.5426 | 193.9354 | 178.9716 | 0.98815 | – |
| 2025 Aug 13 17:58 | 2025 Aug 12 09:49:33 | 11.0191 | 0.00726 | 21.5430 | 193.9038 | 178.9716 | 0.98815 | – |
| 2025 Aug 12 17:56 | 2025 Aug 12 04:03:49 | 11.0195 | 0.00726 | 21.5431 | 193.8972 | 178.9716 | 0.98815 | – |
| 2025 Aug 11 17:56 | 2025 Aug 11 04:01:03 | 11.0210 | 0.00726 | 21.5436 | 193.8632 | 178.9716 | 0.98815 | – |
| 2025 Aug 10 17:57 | 2025 Aug 09 10:00:26 | 11.0238 | 0.00726 | 21.5444 | 193.8031 | 178.9716 | 0.98815 | – |
| 2025 Aug 09 17:56 | 2025 Aug 09 10:00:26 | 11.0238 | 0.00726 | 21.5444 | 193.8031 | 178.9716 | 0.98815 | – |
| 2025 Aug 08 17:56 | 2025 Aug 07 04:16:10 | 11.0273 | 0.00726 | 21.5453 | 193.6818 | 178.9716 | 0.98815 | – |