Individual Calculations November 2011
 Gunawan, Johan  Total change: -32.10  Rating chartPersonal card
 Indonesia Open Chess Championship 2011 Jakarta INA 2011-10-12
RcRownchangeKK*chgGame
 2198 2308 3.00 8 -2.14 15 -32.10 
  Mareco, Sandro g2597 ARG0.001-0.1615-2.40 
  Hidayat, Arifin 2159 INA0.001-0.7015-10.50 
  Pamungkas, Junaid 2240 INA0.501-0.0915-1.35 
  Kadek, Iin Dwijayanti wc1983 INA0.001-0.8715-13.05 
  Medina, Warda Aulia wf2112 INA1.0010.25153.75 
  Abubakar, Nurdin 2191 INA1.0010.34155.10 
  Hendra, Johan 2216 INA0.001-0.6315-9.45 
  Lindiawati, Evi wc2085 INA0.501-0.2815-4.20 

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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