Mass density: gm/cm^3 kg/m^3 Target Cohesion (lab scale): dyne/cm^2 Mpa lb/in^2 bars Assumed Cohesion at this crater scale: Friction Angle: degrees Porosity (%): percent

Gravity: G's (Earth) m/sec^2 cm/sec^2 ft/sec^2

Pressure: bars (atmospheres) dyn/cm^2 psi

Note that the pressure effects are not known for most cases..

Specific Energy: ergs/gm Joules/kg KT/kg Density gm/cm^3 kg/m^3

DOB Value: Eq. TNT radius cm ft meters

Impactor Density gm/cm^3 kg/m^3