By trying this pose, you're able to go further and further by spreading the legs. I went through this way.
-sailor(Ocean & Mountain);
2019-12-7(#12519956@0)
Just tried. Mine is a bit better, but just 135 degrees. My chest can touch the floor when I hinge down.
-sailor(Ocean & Mountain);
2019-12-7(#12519971@0)