Sich-1
| Mission type | Earth observation | 
|---|---|
| COSPAR ID | 1995-046A | 
| SATCAT no. | 23657 | 
| Spacecraft properties | |
| Spacecraft type | Okean-O1 | 
| Manufacturer | Yuzhmash | 
| Launch mass | 1,915 kilograms (4,222 lb) | 
| Start of mission | |
| Launch date | 31 August 1995, 06:49:59 UTC | 
| Rocket | Tsyklon-3 | 
| Launch site | Plesetsk 32/2 | 
| End of mission | |
| Deactivated | 2001 | 
| Orbital parameters | |
| Reference system | Geocentric | 
| Regime | Low Earth | 
| Eccentricity | 0.0022 | 
| Perigee altitude | 659 kilometres (409 mi) | 
| Apogee altitude | 683 kilometres (424 mi) | 
| Inclination | 82.3 degrees | 
| Period | 98.7 minutes | 
| Epoch | 21 August 1995, 02:49:59 UTC | 
Sich-1 was the first Ukrainian Earth observation satellite and was launched on 31 August 1995 at 06:49:59 UTC by Ukrainian Tsyklon-3 rocket from Plesetsk Cosmodrome in Russia. It operated until 2001.
In this launch also was launched the first satellite of Chile, FASat-Alfa, that failed to deattach from Sich-1. Nevertheless this was the first attempt to Chile to reach to space