Dear Hannu Poropudas:

On Wednesday, April 26, 2017 at 11:53:47 PM UTC-7, Hannu Poropudas wrote:
....
So linear extrapolated fossil data tries to tell
that perhaps Earth and Moon formed as a planet
couple ?

Too much difference in densities for that to be the case, or be the complete answer.

Also, we have tidal rhythmite data that gives us length-of-day and length-of-month data, up to about 2.2 billion years ago. That and "conservation of angular momentum", should help you evaluate your claims.

Papers like:
http://onlinelibrary.wiley.com/doi/1.../97GL00234/pdf

David A. Smith