Orbital elements of RADUGA 4
| Launched | 17 July 1978 |
| Flight ended | – |
| Launch site | Tyuratam Missile and Space Center, Kazakhstan (Also known as Baikonur Cosmodrome) |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 10987 |
| 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 |
| 2026 Apr 25 17:58 | 2026 Apr 15 00:50:31 | 4.9470 | 0.00115 | 18.6242 | 36.2804 | 4.5127 | 1.00228 | – |
| 2026 Apr 24 17:59 | 2026 Apr 15 00:50:31 | 4.9470 | 0.00115 | 18.6242 | 36.2804 | 4.5127 | 1.00228 | – |
| 2026 Apr 23 17:57 | 2026 Apr 15 00:50:31 | 4.9470 | 0.00115 | 18.6242 | 36.2804 | 4.5127 | 1.00228 | – |
| 2026 Apr 22 17:57 | 2026 Apr 15 00:50:31 | 4.9470 | 0.00115 | 18.6242 | 36.2804 | 4.5127 | 1.00228 | – |
| 2026 Apr 21 17:57 | 2026 Apr 15 00:50:31 | 4.9470 | 0.00115 | 18.6242 | 36.2804 | 4.5127 | 1.00228 | – |
| 2026 Apr 20 17:57 | 2026 Apr 15 00:50:31 | 4.9470 | 0.00115 | 18.6242 | 36.2804 | 4.5127 | 1.00228 | – |
| 2026 Apr 19 17:58 | 2026 Apr 15 00:50:31 | 4.9470 | 0.00115 | 18.6242 | 36.2804 | 4.5127 | 1.00228 | – |
| 2026 Apr 18 17:56 | 2026 Apr 15 00:50:31 | 4.9470 | 0.00115 | 18.6242 | 36.2804 | 4.5127 | 1.00228 | – |
| 2026 Apr 16 17:57 | 2026 Apr 15 00:50:31 | 4.9470 | 0.00115 | 18.6242 | 36.2804 | 4.5127 | 1.00228 | – |
| 2026 Apr 14 17:57 | 2026 Apr 14 10:24:38 | 4.9485 | 0.00115 | 18.6247 | 36.2363 | 4.5127 | 1.00228 | – |
| 2026 Apr 13 17:57 | 2026 Apr 13 00:55:48 | 4.9521 | 0.00116 | 18.6258 | 36.0967 | 4.5127 | 1.00228 | – |
| 2026 Apr 12 17:57 | 2026 Apr 12 11:14:22 | 4.9536 | 0.00116 | 18.6262 | 36.0476 | 4.5127 | 1.00228 | – |
| 2026 Apr 11 17:57 | 2026 Apr 11 11:17:01 | 4.9562 | 0.00116 | 18.6270 | 35.9506 | 4.5127 | 1.00228 | – |
| 2026 Apr 10 17:58 | 2026 Apr 10 01:03:38 | 4.9599 | 0.00116 | 18.6281 | 35.8297 | 4.5127 | 1.00228 | – |
| 2026 Apr 09 18:01 | 2026 Apr 09 01:06:05 | 4.9624 | 0.00116 | 18.6288 | 35.7598 | 4.5127 | 1.00228 | – |
| 2026 Apr 08 17:57 | 2026 Apr 08 01:08:36 | 4.9650 | 0.00116 | 18.6296 | 35.6955 | 4.5127 | 1.00228 | – |
| 2026 Apr 07 17:57 | 2026 Apr 06 21:45:43 | 4.9680 | 0.00116 | 18.6305 | 35.6567 | 4.5127 | 1.00228 | – |
| 2026 Apr 06 17:57 | 2026 Apr 06 01:13:35 | 4.9702 | 0.00116 | 18.6311 | 35.5981 | 4.5127 | 1.00228 | – |
| 2026 Apr 05 17:56 | 2026 Apr 05 01:16:06 | 4.9728 | 0.00116 | 18.6319 | 35.5508 | 4.5127 | 1.00228 | – |
| 2026 Apr 04 17:57 | 2026 Apr 04 01:18:37 | 4.9754 | 0.00116 | 18.6327 | 35.5154 | 4.5127 | 1.00228 | – |
| 2026 Apr 03 17:56 | 2026 Apr 03 11:37:16 | 4.9769 | 0.00116 | 18.6331 | 35.5330 | 4.5127 | 1.00228 | – |
| 2026 Apr 02 18:03 | 2026 Apr 01 11:42:15 | 4.9821 | 0.00116 | 18.6346 | 35.4975 | 4.5127 | 1.00228 | – |
| 2026 Mar 31 17:57 | 2026 Mar 31 01:28:29 | 4.9858 | 0.00116 | 18.6357 | 35.4388 | 4.5127 | 1.00228 | – |
| 2026 Mar 30 17:58 | 2026 Mar 30 11:23:38 | 4.9873 | 0.00116 | 18.6361 | 35.4643 | 4.5127 | 1.00228 | – |
| 2026 Mar 29 17:57 | 2026 Mar 28 23:50:58 | 4.9911 | 0.00116 | 18.6372 | 35.3850 | 4.5127 | 1.00228 | – |