Individual Calculations January 2012
 Bezuidenhout, Roland  Total change: 62.55  Rating chartPersonal card
 World Youth U16 Chess Olympiad Kocaeli TUR 2011-10-24
RcRownchangeKK*chgGame
 1967 1811 3.50 6 1.54 30 46.20 
  Saiyn, Zhanat 2193 KAZ0.001-0.0930-2.70 
  Ozdover, Mustafa Berkay 1876 TUR0.5010.09302.70 
  Murdochy, Shivan 1866 SCO1.0010.583017.40 
  Emiroglu, Cankut c2211  * TUR0.001-0.0830-2.40 
  Spacek, Oliver 1907 SVK1.0010.633018.90 
  Soydan, Busra 1747 TUR1.0010.413012.30 
 * 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)
 
NOTE: K factor changed
 World Youth Chess Championship - U 14 Open Caldas Novas/GO BRA 2011-11-18
RcRownchangeKK*chgGame
 2030 1811 2.50 7 0.86 15 12.90 
  Bilguun, Sumiya f2200 MGL0.001-0.0915-1.35 
  Chiari, Arthur Gontijo f2021 BRA1.0010.771511.55 
  Barros Rivadeneira, Cristhian c2116 ECU0.001-0.1415-2.10 
  Guven, Baris 1907 TUR1.0010.63159.45 
  Minko, Vladimir 2033 RUS0.001-0.2215-3.30 
  Sanchez Sandoval, Gonzalo 1987 CHI0.5010.23153.45 
  Stone, Ronnie Frank Pires 1943 BRA0.001-0.3215-4.80 

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)
 
NOTE: K factor changed
 2011 African Youth Chess Championship, Under 14 Boys Lusaka ZAM 2011-12-10
RcRownchangeKK*chgGame
 1982 1811 0.50 1 0.23 15 3.45 
  Wagdy, Andro f1982 EGY0.5010.23153.45 

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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