Individual Calculations September 2019
 Laureano, Dereck  Total change: -51.20  Rating chartPersonal card
 2019 North Carolina Open Greensboro, North Carolina USA 2019-08-23
 1771 1871 0.00 2 -1.28 40 -51.20 
  Kothapalli, Pradhyumna Kumar 1755 IND0.001-0.6640-26.40 
  Johnson, Donald 1787 USA0.001-0.6240-24.80 

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)


« go back

Share this page

   facebook    twitter    gplus
©  World Chess Federation    |  Contact us:   |  Developed and supported by Elista FIDE Office   |   Ratings questions: Elista FIDE Office