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Specification	Atlas I General Dynamics × remove	Proton K/DM-2 Khrunichev State Research and Production Space Center × remove
Flights	11	110
Success rate	81.8%	93.6%
Thrust	1,939 kN	—
Height	43.9 m	—
Diameter	3.05 m	—
Launch mass	164 t	—
LEO capacity	5,900 kg	—
GTO capacity	—	—
Launch cost	—	—
Reusable	No	No
Stages	2	—

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