Orbital elements of RADUGA 21
| Launched | 9 December 1987 |
| Flight ended | – |
| Launch site | Tyuratam Missile and Space Center, Kazakhstan (Also known as Baikonur Cosmodrome) |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 18631 |
| 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 |
| 2024 Apr 18 17:57 | 2024 Apr 18 00:32:03 | 12.4424 | 0.00028 | 22.0682 | 150.9763 | 38.1159 | 1.00242 | 5.500 |
| 2024 Apr 17 17:53 | 2024 Apr 16 04:51:57 | 12.4450 | 0.00028 | 22.0691 | 150.5709 | 38.1159 | 1.00242 | 5.500 |
| 2024 Apr 16 17:53 | 2024 Apr 16 00:25:38 | 12.4452 | 0.00028 | 22.0692 | 150.4983 | 38.1159 | 1.00242 | 5.500 |
| 2024 Apr 15 17:54 | 2024 Apr 14 09:39:40 | 12.4475 | 0.00028 | 22.0700 | 150.2066 | 38.1159 | 1.00242 | 5.500 |
| 2024 Apr 14 17:53 | 2024 Apr 13 09:46:27 | 12.4490 | 0.00028 | 22.0706 | 150.0068 | 38.1159 | 1.00242 | 5.500 |
| 2024 Apr 13 17:53 | 2024 Apr 13 09:46:27 | 12.4490 | 0.00028 | 22.0706 | 150.0068 | 38.1159 | 1.00242 | 5.500 |
| 2024 Apr 12 17:53 | 2024 Apr 11 02:47:42 | 12.4523 | 0.00027 | 22.0717 | 149.7031 | 38.1159 | 1.00242 | 5.500 |
| 2024 Apr 11 17:54 | 2024 Apr 11 02:47:42 | 12.4523 | 0.00027 | 22.0717 | 149.7031 | 38.1159 | 1.00242 | 5.500 |
| 2024 Apr 10 17:56 | 2024 Apr 09 00:06:42 | 12.4555 | 0.00027 | 22.0728 | 149.7232 | 38.1159 | 1.00242 | 5.500 |
| 2024 Apr 09 17:56 | 2024 Apr 09 00:06:42 | 12.4555 | 0.00027 | 22.0728 | 149.7232 | 38.1159 | 1.00242 | 5.500 |
| 2024 Apr 08 17:55 | 2024 Apr 07 11:58:19 | 12.4576 | 0.00026 | 22.0736 | 150.1976 | 38.1159 | 1.00242 | 5.500 |
| 2024 Apr 07 17:53 | 2024 Apr 06 11:55:16 | 12.4590 | 0.00026 | 22.0741 | 150.4109 | 38.1159 | 1.00242 | 5.500 |
| 2024 Apr 06 17:58 | 2024 Apr 06 01:36:40 | 12.4596 | 0.00026 | 22.0743 | 150.6018 | 38.1159 | 1.00242 | 5.500 |
| 2024 Apr 05 17:53 | 2024 Apr 04 10:39:23 | 12.4618 | 0.00026 | 22.0751 | 150.8652 | 38.1159 | 1.00242 | 5.500 |
| 2024 Apr 04 17:56 | 2024 Apr 03 11:45:16 | 12.4632 | 0.00026 | 22.0756 | 150.9982 | 38.1159 | 1.00242 | 5.500 |
| 2024 Apr 03 17:53 | 2024 Apr 03 11:45:16 | 12.4632 | 0.00026 | 22.0756 | 150.9982 | 38.1159 | 1.00242 | 5.500 |
| 2024 Apr 02 17:52 | 2024 Apr 01 02:40:43 | 12.4667 | 0.00024 | 22.0769 | 154.1144 | 38.1159 | 1.00242 | 5.500 |
| 2024 Apr 01 17:52 | 2024 Apr 01 02:40:43 | 12.4667 | 0.00024 | 22.0769 | 154.1144 | 38.1159 | 1.00242 | 5.500 |
| 2024 Mar 31 17:52 | 2024 Mar 30 01:13:44 | 12.4696 | 0.00024 | 22.0779 | 155.0968 | 38.1159 | 1.00242 | 5.500 |
| 2024 Mar 30 18:52 | 2024 Mar 30 01:13:44 | 12.4696 | 0.00024 | 22.0779 | 155.0968 | 38.1159 | 1.00242 | 5.500 |
| 2024 Mar 29 18:52 | 2024 Mar 29 02:41:38 | 12.4709 | 0.00024 | 22.0784 | 155.1648 | 38.1159 | 1.00242 | 5.500 |
| 2024 Mar 28 18:52 | 2024 Mar 28 01:07:04 | 12.4722 | 0.00025 | 22.0789 | 153.5734 | 38.1159 | 1.00242 | 5.500 |
| 2024 Mar 27 18:52 | 2024 Mar 26 01:00:22 | 12.4752 | 0.00025 | 22.0799 | 153.4471 | 38.1159 | 1.00242 | 5.500 |
| 2024 Mar 26 18:52 | 2024 Mar 23 02:33:14 | 12.4794 | 0.00025 | 22.0814 | 153.3925 | 38.1159 | 1.00242 | 5.500 |
| 2024 Mar 25 18:54 | 2024 Mar 18 02:12:42 | 12.4865 | 0.00025 | 22.0840 | 151.9546 | 38.1159 | 1.00242 | 5.500 |
| 2024 Mar 24 18:52 | 2024 Mar 18 02:12:42 | 12.4865 | 0.00025 | 22.0840 | 151.9546 | 38.1159 | 1.00242 | 5.500 |
| 2024 Mar 23 18:54 | 2024 Mar 18 02:12:42 | 12.4865 | 0.00025 | 22.0840 | 151.9546 | 38.1159 | 1.00242 | 5.500 |
| 2024 Mar 22 18:53 | 2024 Mar 18 02:12:42 | 12.4865 | 0.00025 | 22.0840 | 151.9546 | 38.1159 | 1.00242 | 5.500 |