Table 1 Table of fixed and varied target parameters

From: Physical properties of asteroid Dimorphos as derived from the DART impact

Fixed parameters

 

Target dimensions1

177 × 174 × 116 m

Target volume1

0.00181 km3

Boulder SFD19

See Methods

Boulders at impact location1

See Methods

Boulder tensile strength

10 MPa

Boulder porosity

10%

Varied parameters

 

Boulder packing

0–50 vol%

Grain density, ρg

3,200 or 3,500 kg m3

Matrix porosity, ϕ0

35–65%

Matrix cohesion, Y0

0–500 Pa

Matrix internal friction coefficient, f

0.4–0.7