Individual Calculations August 2019
 Derakhshani, Borna  Total change: 23.00  Rating chartPersonal card
 6e Open International de Purtichju - Tournoi Principal plus de 1900 elo GROSSETO PRUGNA FRA 2019-06-29
RcRownchangeKK*chgGame
 2301 2300 4.50 9 -0.06 20 -1.20 
  Hund, Sarah 2016 SUI1.0010.16203.20 
  Kovchan, Alexander g2566 UKR0.5010.32206.40 
  Vocaturo, Daniele g2612 ITA0.001-0.1420-2.80 
  Guillemart, Serge 2039 FRA0.501-0.3220-6.40 
  Decosse, Jean-Fabien c2160 FRA0.001-0.6920-13.80 
  Geronimi, Pierre-Francois 2042 FRA1.0010.18203.60 
  Sucikova, Svetlana wf2120 SVK1.0010.26205.20 
  Van Wely, Loek g2604 NED0.5010.36207.20 
  Cornette, Matthieu g2548 FRA0.001-0.1920-3.80 

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)
 
 European Youth Team Chess Championship 2019 - U18 Open Pardubice CZE 2019-07-11
RcRownchangeKK*chgGame
 2320 2300 4.00 6 1.21 20 24.20 
  Radovanovic, Mihajlo m2500 SRB1.0010.762015.20 
  Zeman, Matyas 2275 CZE1.0010.47209.40 
  Bugar, Peter 2002 SVK1.0010.15203.00 
  Buckels, Valentin m2451 GER0.001-0.3020-6.00 
  Zlatin, Alexander f2270 ISR0.501-0.0420-0.80 
  Horvath, Dominik m2424 AUT0.5010.17203.40 

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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