Individual Calculations March 2019
 Rathnayake, Maheesha Pabodhini  Total change: -35.20  Rating chartPersonal card
 Colombo International Chess Festival 2019 Colombo SRI 2019-02-01
 1045 1380 0.00 1 -0.88 40 -35.20 
  Atulugamage, Saniru Lohan 1045 SRI0.001-0.8840-35.20 

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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