Individual Calculations September 2019
 Huang, Youhe  Total change: -51.20  Rating chartPersonal card
 2019 Canadian Junior CC Open Toronto CAN 2019-08-08
RcRownchangeKK*chgGame
 2054 1825 3.50 8 1.68 40 67.20 
  Demchenko, Svitlana wf2045 CAN1.0010.784031.20 
  Tanaka, Tyler c2104 CAN0.5010.344013.60 
  Zhang, Henry 2151 CAN0.001-0.1340-5.20 
  Issani, Nameer c2054 CAN0.001-0.2140-8.40 
  Ahmed, Syed Ibrahim 1815 CAN1.0010.494019.60 
  Zhao, Harry 1950 CAN1.0010.674026.80 
  Vettese, Nicholas f2225  * CAN0.001-0.0840-3.20 
  Kang, Dorian c2090 CAN0.001-0.1840-7.20 
 * 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)
 
 2019 NAYCC U12 Open Kingston CAN 2019-08-16
RcRownchangeKK*chgGame
 1577 1825 2.50 7 -2.96 40 -118.40 
  Edison, Yuan 1425  * USA0.501-0.4240-16.80 
  Ryan, Cheung 1986 USA0.001-0.2940-11.60 
  Austin, Xie 1508 CAN1.0010.13405.20 
  Brian, Tay 1622 USA0.001-0.7640-30.40 
  Atharva, Srinivas 1504 CAN1.0010.13405.20 
  Noah, Nathaniel Yuen 1477 CAN0.001-0.8940-35.60 
  Edison, Huang 1516 USA0.001-0.8640-34.40 
 * 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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