Orbital elements of COSMOS 2155
| Launched | 12 September 1991 |
| Flight ended | – |
| Launch site | Tyuratam Missile and Space Center, Kazakhstan (Also known as Baikonur Cosmodrome) |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 21702 |
| 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 15 17:56 | 2025 Sep 15 06:44:09 | 13.3505 | 0.00035 | 22.7487 | 227.7579 | 180.7589 | 1.00177 | – |
| 2025 Sep 12 17:57 | 2025 Sep 03 03:42:07 | 13.3603 | 0.00035 | 22.7546 | 227.7165 | 180.7589 | 1.00177 | – |
| 2025 Sep 11 17:57 | 2025 Sep 03 03:42:07 | 13.3603 | 0.00035 | 22.7546 | 227.7165 | 180.7589 | 1.00177 | – |
| 2025 Sep 10 17:56 | 2025 Sep 03 03:42:07 | 13.3603 | 0.00035 | 22.7546 | 227.7165 | 180.7589 | 1.00177 | – |
| 2025 Sep 08 17:57 | 2025 Sep 03 03:42:07 | 13.3603 | 0.00035 | 22.7546 | 227.7165 | 180.7589 | 1.00177 | – |
| 2025 Sep 07 17:56 | 2025 Sep 03 03:42:07 | 13.3603 | 0.00035 | 22.7546 | 227.7165 | 180.7589 | 1.00177 | – |
| 2025 Sep 06 20:41 | 2025 Sep 03 03:42:07 | 13.3603 | 0.00035 | 22.7546 | 227.7165 | 180.7589 | 1.00177 | – |
| 2025 Sep 03 17:57 | 2025 Sep 03 03:42:07 | 13.3603 | 0.00035 | 22.7546 | 227.7165 | 180.7589 | 1.00177 | – |
| 2025 Sep 02 17:56 | 2025 Aug 27 03:50:13 | 13.3660 | 0.00035 | 22.7580 | 225.3927 | 180.7589 | 1.00177 | – |
| 2025 Sep 01 17:56 | 2025 Aug 27 03:50:13 | 13.3660 | 0.00035 | 22.7580 | 225.3927 | 180.7589 | 1.00177 | – |
| 2025 Aug 31 17:56 | 2025 Aug 27 03:50:13 | 13.3660 | 0.00035 | 22.7580 | 225.3927 | 180.7589 | 1.00177 | – |
| 2025 Aug 30 17:56 | 2025 Aug 27 03:50:13 | 13.3660 | 0.00035 | 22.7580 | 225.3927 | 180.7589 | 1.00177 | – |
| 2025 Aug 29 17:56 | 2025 Aug 27 03:50:13 | 13.3660 | 0.00035 | 22.7580 | 225.3927 | 180.7589 | 1.00177 | – |
| 2025 Aug 28 17:57 | 2025 Aug 27 03:50:13 | 13.3660 | 0.00035 | 22.7580 | 225.3927 | 180.7589 | 1.00177 | – |
| 2025 Aug 27 17:56 | 2025 Aug 23 03:56:34 | 13.3693 | 0.00034 | 22.7599 | 223.4575 | 180.7589 | 1.00177 | – |
| 2025 Aug 26 17:56 | 2025 Aug 23 03:56:34 | 13.3693 | 0.00034 | 22.7599 | 223.4575 | 180.7589 | 1.00177 | – |
| 2025 Aug 25 17:56 | 2025 Aug 23 03:56:34 | 13.3693 | 0.00034 | 22.7599 | 223.4575 | 180.7589 | 1.00177 | – |
| 2025 Aug 24 17:56 | 2025 Aug 23 03:56:34 | 13.3693 | 0.00034 | 22.7599 | 223.4575 | 180.7589 | 1.00177 | – |
| 2025 Aug 23 17:56 | 2025 Aug 23 03:56:34 | 13.3693 | 0.00034 | 22.7599 | 223.4575 | 180.7589 | 1.00177 | – |
| 2025 Aug 22 17:56 | 2025 Aug 17 05:44:30 | 13.3740 | 0.00032 | 22.7628 | 222.2380 | 180.7589 | 1.00177 | – |