Rapid: Individual Calculations January 2020
 Lahs, Edvards  Total change: -1.20  Rating chartPersonal card
 Latvian Family Team Championship 2019 Riga LAT 2019-12-14
 1394 1128 0.50 3 -0.06 20 -1.20 
  Valdats, Maris 1502 LAT0.001-0.1020-2.00 
  Krasilnikovs, Aleksandrs 1347 LAT0.001-0.2220-4.40 
  Diners, Jevgenijs 1334 LAT0.5010.26205.20 

Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change)


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