Russian Academy of Sciences, Siberian Branch, Institute of Solar-Terrestrial Physics
Irkutsk incoherent scatter radar
Observatory of radiophysical diagnostics of the atmosphere
Registered SO during ionospheric observations
| NORAD | Name | RCS | dT | dR | sd | H | dt | N | S/N (avg) | R (avg) |
|---|---|---|---|---|---|---|---|---|---|---|
| 25778 | "IRIDIUM 21" | 3.7209 | 0 | 4.127 | 0 | 0 km | 31.702 sec | 7 | 2.717 | 831.172 km |