My rating graph and the rating on the top of page show differences

Describe your issue

My rating according to rating graph is 1685, but on the top they show 1377, and they have mentioned 1685 in a bracket stating highest rating, but i got 1685 in today’s contest, then how did it decrease? if i am wrong somewhere, please explain me about rating system the

Screenshot

Additional info

Hey @random_coder29 , Sorry for inconvenience caused, The rating is fixed now