Individual Calculations December 2019
 Allison, Brian C  Total change: -29.40  Rating chartPersonal card
 Thailand Pattaya Open Chess Championship 2019 Pattaya THA 2019-10-23
 1588 1627 3.00 8 -1.47 20 -29.40 
  Langreck, John 2027  * USA0.001-0.0820-1.60 
  Ishii, Ichiro 1858 JPN0.001-0.2120-4.20 
  Mak, Xiu Ning Charlene 1465 SGP0.001-0.7120-14.20 
  Tan, Yong Xi Rey Matthew 1522 MAS0.001-0.6420-12.80 
  Atikankhotchasee, Manunthon wf1665 THA0.001-0.4520-9.00 
  Asavayutphol, Pattarapong 1318 THA1.0010.14202.80 
  Srivatanakul, Pricha 1415 THA1.0010.23204.60 
  Anahita, Verma 1432 IND1.0010.25205.00 
 * 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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