Individual Calculations May 2018
 Jacobson, Aaron  Total change: -13.20  Rating chartPersonal card
 12th Annual Philadelphia Open Philadelphia, Pennsylvania USA 2018-03-28
RcRownchangeKK*chgGame
 2154 2311 3.50 6 -0.66 20 -13.20 
  Warusawitharana, Missaka 2024 USA0.001-0.8420-16.80 
  Tsay, Vincent f2108 USA1.0010.24204.80 
  Huang, Andy 2179 USA1.0010.32206.40 
  Balakrishnan, Praveen m2405 USA0.5010.13202.60 
  Slade, Theodore 2020 ENG0.501-0.3520-7.00 
  Turgut, Aydin 2190 USA0.501-0.1620-3.20 

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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