There no rating change for me. Only for opponent.

WHY?

Game #84897 is finished.

Peter 'Burton' Chovanec vs. Robert Cvercko 4:1

Peter 'Burton' Chovanec old rating: 1546 newrating: 1546

Robert Cvercko old rating: 1500 newrating: 1493

Thanks for answer.

Burton.

Because you are an established player, and he is a new player. HTH.

And what abou this?

Peter 'Burton' Chovanec vs. Lody 5:0

Peter 'Burton' Chovanec old rating: 1546 newrating: 1549

Lody old rating: 1478 newrating: 1466

Me +3

Opponent -12

May be he's new player too, bat what does it means? How many games must be closed not to be a new player?

Burton.