Individual Calculations May 2018
 Kostev, Alex  Total change: 74.80  Rating chartPersonal card
 Bulgarian chess championship for juniors U14 - 2018 Plovdiv, Bulgaria BUL 2018-04-01
RcRownchangeKK*chgGame
 1554 1370 4.50 9 1.87 40 74.80 
  Kolev, Lachezar 1770  * FID1.0010.924036.80 
  Demirov, Todor 1603 FID0.5010.294011.60 
  Malinov, Martin 1561 FID0.001-0.2540-10.00 
  Stefanov, Georgi 1315 FID0.001-0.5840-23.20 
  Nedkov, Kaloyan 1247 FID1.0010.334013.20 
  Koev, Koycho 1534 FID1.0010.724028.80 
  Terziev, Dimo 1770  * FID0.001-0.0840-3.20 
  Nikolov, Yavor 1733 FID1.0010.904036.00 
  Stoyanov, Encho 1454 FID0.001-0.3840-15.20 
 * 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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