Individual Calculations November 2018
 Jin, Derek  Total change: -27.60  Rating chartPersonal card
 Westford October Open Westford, Massachusetts USA 2018-10-06
 1835 1873 1.00 3 -0.69 40 -27.60 
  Ivanov, Alexander g2273  * USA0.001-0.0840-3.20 
  Salifoglou, John Alexander 1705 GRE0.501-0.2240-8.80 
  Prestia, Sebastian c1526 USA0.501-0.3940-15.60 
 * 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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