Centaur_4 2 -A

Centaur(name)_4(boosters)-2(core stage engines)-A(version)

A two stage rocket to orbit

firststage

DeltaV(3.4km/s)
Thrust(7.3MN
Burn time 7.3mins

second stage

DeltaV(2.6km/s)
Thrust(1.3MN)
Burn time(1.8mins)

Craft

Some pics