Individual Calculations April 2018
 Lahiru, N P G Sithija  Total change: -15.20  Rating chartPersonal card
 Sri Lanka National B Chess Championship 2018 Colombo SRI 2018-03-01
RcRownchangeKK*chgGame
 1804 1885 5.50 10 -0.38 40 -15.20 
  Dahanayake, Isara Banidu c1538 SRI1.0010.11404.40 
  Sathkumara, S M S C 1526 SRI1.0010.10404.00 
  Weerawardane, Romesh m2096 SRI1.0010.774030.80 
  Kurukulasuriya, Prasanna f2036 SRI0.5010.20408.00 
  Thilakarathne, G M H c2246 SRI0.001-0.1040-4.00 
  Peiris, T G M 2117 SRI0.001-0.2140-8.40 
  Galagamaarachchi, A S 1710 SRI0.501-0.2340-9.20 
  Silva, Kevin Ranidu c1696 SRI0.001-0.7540-30.00 
  Perera, D Upashan L 1594 SRI0.501-0.3540-14.00 
  Thilakarathne, H M G G 1485  * SRI1.0010.08403.20 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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