SL-6 R/B(1)
| Launched | 26 December 1999 |
| Flight ended | 6 February 2000 |
| Status | Decayed |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 26043 |
| COSPAR ID | 1999-073B |
| Observing |
SL-6 R/B(1)
| Launched | 26 December 1999 |
| Flight ended | 6 February 2000 |
| Status | Decayed |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 26043 |
| COSPAR ID | 1999-073B |
| Observing |