Individual Calculations February 2020
 Leung, Shun Him  Total change: -23.20  Rating chartPersonal card
 Hong Kong National Junior Chess Championships 2020 - U10 Hong Kong HKG 2020-01-04
 1216 1057 0.00 2 -0.58 40 -23.20 
  Li, Yucheng Robinson 1240 HKG0.001-0.2640-10.40 
  Luk, Danbe 1191 HKG0.001-0.3240-12.80 

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)


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