Specifications
- Length - 15.8 m
- Maximum diameter - 4.15 m
- Habitable volume - 90 m³
- Weight at launch - 18,900 kg
- Launch vehicle - Proton (three-stage)
- Orbital inclination - 51.6°
- Area of solar arrays - 60 m²
- Number of solar arrays - 3
- Electricity production - 4 kW
- Resupply carriers - Soyuz Ferry
- Number of docking ports - 1
- Total manned missions - 3
- Total unmanned missions - 1
- Total long-duration manned missions - 2
Read more about this topic: Salyut 4