This is the second failed attempt...
You need a hand-shaped 'grabber-cradle' because the dimensions are wrong for the perpendicular landing of a cylindrical-object on a horizontal-plane, resting on an undulating surface.
http://nasawatch.com/archives/2015/04/view-from-the-b.html (http://nasawatch.com/archives/2015/04/view-from-the-b.html)