Individual Calculations January 2012
 Kerigan, Demre  Total change: -8.25  Rating chartPersonal card
 World Youth Chess Championship - U 18 Open Caldas Novas/GO BRA 2011-11-18
 2088 2192 5.00 9 -0.55 15 -8.25 
  Pon, Matt 1792  * RSA1.0010.08151.20 
  Debashis, Das m2369 IND0.5010.23153.45 
  Petenyi, Tamas f2372 SVK0.001-0.2615-3.90 
  Zelbel, Patrick m2403 GER0.001-0.2315-3.45 
  Bornheim, Craig 1909 RSA0.501-0.3415-5.10 
  Bhawoodien, Mohamed Ozayr f1888 RSA1.0010.14152.10 
  Abarca Gonzalez, Nicolas 2098 CHI0.001-0.6315-9.45 
  Torres, Fernando 1971 ARG1.0010.22153.30 
  Meza Ponce, Jerry 1988 ECU1.0010.24153.60 
 * 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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