Individual Calculations September 2013
 Ulrich, Thomas  Total change: -16.65  Rating chartPersonal card
 2013 NAYCC U18 Toronto CAN 2013-08-14
 2104 2295 5.50 9 -1.11 15 -16.65 
  Zhang, Eric Ruiyang 2023 USA1.0010.17152.55 
  Florea, Alexandru 1971 CAN1.0010.13151.95 
  Pamatmat, Jarod 2204 USA0.001-0.6215-9.30 
  Cao, Fm Jason f2092 CAN0.001-0.7615-11.40 
  Kraiouchkine, Nikita 2234 CAN0.501-0.0815-1.20 
  Sohal, Tanraj 2130 CAN1.0010.28154.20 
  Liang, Fm Awonder f2121 USA0.001-0.7315-10.95 
  Schneider, Thomas George 1952 USA1.0010.12151.80 
  Colas, Fm Joshua 2210 USA1.0010.38155.70 

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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