Soyuz-2

Country of Origin: Russia
Manufacturer: TsSKB-Progress

Height: 46.3 m
Diameter: Core 2.95 m; Overall 10 m
Payload to LEO: 7.02 to 8.2 tons
Total Mass: 312 tons

Launch Sites: Baikonur, Plesetsk, Kourou, Vostochny
First Flight: November 8, 2004
Last Flight: Active
Total Launches: 166
Successful Launches: 160

Soyuz 2.1a

Stage	Diameter	Fuel	Engine	Time	Thrust (Vac.)	ISP (SL / Vac.)	Mass / Empty Mass
Boosters (Block B, V, G, D)	2.68 m	RP-1 / LOX	4 x RD-107A	118 s	4 x 1019.93 kN	263.3 s / 320.2 s	44.4 tons / 3.78 tons (each)
1 (Block A)	2.03-2.95-2.58 m	RP-1 / LOX	RD-108A	286 s	921.86 kN	257.7 s / 320.6 s	99.76 tons / 6.54 tons
2 (Block I)	2.66 m	RP-1 / LOX	RD-0110	270 s	297.93 kN	? / 326 s	25.4 tons / 2.355 tons
3 (Fregat) (opt.)	3.35 m	UDMH / N2O4	S5.92	1100 s	19.85 kN	? / 333.2 s	5.25 tons / 0.93 tons
3 (Fregat-M) (opt.)	3.35 m	UDMH / N2O4	S5.92		19.85 kN	? / 333.2 s	5.6 tons / 0.98 tons
3 (Fregat-MT) (opt.)	3.8 m	UDMH / N2O4	S5.92		19.85 kN	? / 333.2 s	7.1 tons / 1.05 tons
3 (Volga) (opt.)	3.2 m	UDMH / N2O4	17D64		2.94 kN	? / 307 s	Prop Mass: 300 to 900 kg

Soyuz 2.1b

Stage	Diameter	Fuel	Engine	Time	Thrust (Vac.)	ISP (SL / Vac.)	Mass / Empty Mass
Boosters (Block B, V, G, D)	2.68 m	RP-1 / LOX	4 x RD-107A	118 s	4 x 1019.93 kN	263.3 s / 320.2 s	44.4 tons / 3.78 tons (each)
1 (Block A)	2.03-2.95-2.58 m	RP-1 / LOX	RD-108A	286 s	921.86 kN	257.7 s / 320.6 s	99.76 tons / 6.54 tons
2 (Block I)	2.66 m	RP-1 / LOX	RD-0124	275 s	294.3 kN	? / 359 s	25.4 tons / 2.355 tons
3 (Fregat) (opt.)	3.35 m	UDMH / N2O4	S5.92	1100 s	19.85 kN	? / 333.2 s	5.25 tons / 0.93 tons
3 (Fregat-M) (opt.)	3.35 m	UDMH / N2O4	S5.92		19.85 kN	? / 333.2 s	5.6 tons / 0.98 tons
3 (Fregat-MT) (opt.)	3.8 m	UDMH / N2O4	S5.92		19.85 kN	? / 333.2 s	7.1 tons / 1.05 tons
3 (Volga) (opt.)	3.2 m	UDMH / N2O4	17D64		2.94 kN	? / 307 s	Prop Mass: 300 to 900 kg

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