Orbital elements of COSMOS 1861
| Launched | 22 June 1987 |
| Flight ended | – |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 18129 |
| 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 Jan 02 18:53 | 2025 Jan 01 17:08:32 | 82.9261 | 0.00116 | 23.7527 | 358.5325 | 174.8356 | 13.73202 | 6.743 |
| 2025 Jan 01 18:53 | 2024 Dec 31 18:24:29 | 82.9260 | 0.00117 | 23.7995 | 1.1652 | 174.8356 | 13.73202 | 6.743 |
| 2024 Dec 31 18:53 | 2024 Dec 27 11:08:23 | 82.9258 | 0.00119 | 0.0119 | 12.9667 | 174.8356 | 13.73202 | 6.743 |
| 2024 Dec 30 18:53 | 2024 Dec 27 11:08:23 | 82.9258 | 0.00119 | 0.0119 | 12.9667 | 174.8356 | 13.73202 | 6.743 |
| 2024 Dec 29 20:34 | 2024 Dec 27 11:08:23 | 82.9258 | 0.00119 | 0.0119 | 12.9667 | 174.8356 | 13.73202 | 6.743 |
| 2024 Dec 28 18:53 | 2024 Dec 27 11:08:23 | 82.9258 | 0.00119 | 0.0119 | 12.9667 | 174.8356 | 13.73202 | 6.743 |
| 2024 Dec 27 18:53 | 2024 Dec 27 11:08:23 | 82.9258 | 0.00119 | 0.0119 | 12.9667 | 174.8356 | 13.73202 | 6.743 |
| 2024 Dec 26 18:53 | 2024 Dec 22 13:48:21 | 82.9259 | 0.00122 | 0.2532 | 26.0195 | 174.8356 | 13.73202 | 6.743 |
| 2024 Dec 25 18:53 | 2024 Dec 22 13:48:21 | 82.9259 | 0.00122 | 0.2532 | 26.0195 | 174.8356 | 13.73202 | 6.743 |
| 2024 Dec 24 18:53 | 2024 Dec 22 13:48:21 | 82.9259 | 0.00122 | 0.2532 | 26.0195 | 174.8356 | 13.73202 | 6.743 |
| 2024 Dec 23 19:54 | 2024 Dec 22 13:48:21 | 82.9259 | 0.00122 | 0.2532 | 26.0195 | 174.8356 | 13.73202 | 6.743 |
| 2024 Dec 22 18:53 | 2024 Dec 22 13:48:21 | 82.9259 | 0.00122 | 0.2532 | 26.0195 | 174.8356 | 13.73202 | 6.743 |
| 2024 Dec 21 18:53 | 2024 Dec 15 19:26:07 | 82.9260 | 0.00126 | 0.5872 | 43.7257 | 174.8356 | 13.73202 | 6.743 |
| 2024 Dec 20 18:53 | 2024 Dec 15 19:26:07 | 82.9260 | 0.00126 | 0.5872 | 43.7257 | 174.8356 | 13.73202 | 6.743 |
| 2024 Dec 19 18:53 | 2024 Dec 15 19:26:07 | 82.9260 | 0.00126 | 0.5872 | 43.7257 | 174.8356 | 13.73202 | 6.743 |
| 2024 Dec 18 18:53 | 2024 Dec 15 19:26:07 | 82.9260 | 0.00126 | 0.5872 | 43.7257 | 174.8356 | 13.73202 | 6.743 |
| 2024 Dec 17 18:53 | 2024 Dec 15 19:26:07 | 82.9260 | 0.00126 | 0.5872 | 43.7257 | 174.8356 | 13.73202 | 6.743 |
| 2024 Dec 16 18:54 | 2024 Dec 15 19:26:07 | 82.9260 | 0.00126 | 0.5872 | 43.7257 | 174.8356 | 13.73202 | 6.743 |
| 2024 Dec 14 18:53 | 2024 Dec 05 14:20:53 | 82.9269 | 0.00130 | 1.0913 | 69.6321 | 174.8356 | 13.73202 | 6.743 |
| 2024 Dec 13 18:53 | 2024 Dec 05 14:20:53 | 82.9269 | 0.00130 | 1.0913 | 69.6321 | 174.8356 | 13.73202 | 6.743 |
| 2024 Dec 12 18:53 | 2024 Dec 05 14:20:53 | 82.9269 | 0.00130 | 1.0913 | 69.6321 | 174.8356 | 13.73202 | 6.743 |
| 2024 Dec 11 18:53 | 2024 Dec 05 14:20:53 | 82.9269 | 0.00130 | 1.0913 | 69.6321 | 174.8356 | 13.73202 | 6.743 |
| 2024 Dec 10 18:53 | 2024 Dec 05 14:20:53 | 82.9269 | 0.00130 | 1.0913 | 69.6321 | 174.8356 | 13.73202 | 6.743 |
| 2024 Dec 09 18:53 | 2024 Dec 05 14:20:53 | 82.9269 | 0.00130 | 1.0913 | 69.6321 | 174.8356 | 13.73202 | 6.743 |
| 2024 Dec 08 18:56 | 2024 Dec 05 14:20:53 | 82.9269 | 0.00130 | 1.0913 | 69.6321 | 174.8356 | 13.73202 | 6.743 |
| 2024 Dec 07 18:57 | 2024 Dec 05 14:20:53 | 82.9269 | 0.00130 | 1.0913 | 69.6321 | 174.8356 | 13.73202 | 6.743 |
| 2024 Dec 06 18:53 | 2024 Dec 05 14:20:53 | 82.9269 | 0.00130 | 1.0913 | 69.6321 | 174.8356 | 13.73202 | 6.743 |