The blast from this meteor is estimated to be 47 million times more powerful than the Hiroshima Bomb that was 15 kilo tons of TNT
that is 30 million pounds equivalent.
The estimate for the impact this crater was formed by.. is 1,410,000,000,000,000 lbs of TNT or 1.4 quadrillion lbs of TNT
This event would have created an instant world wide Calamity. The sea level is estimated to have risen 30 feet in a day.