Development of an Anchoring System for the Soft Asteroid Landing Exploration

Table 3

Penetrating and anchoring tests in cement.

Test	1	2	3	4
Compressive strength	7.1 MPa	9.7 MPa	9.7 MPa	13.3 MPa
Penetrating velocity	32.3 m/s	36.6 m/s	48.0 m/s	45.4 m/s
Penetrating result	Cracking	Penetrated	Cracking	Cracking
Penetrating depth	47 mm	10 mm	45 mm	30 mm
Anchoring force	——	80 N	——	——
Testing pictures