Individual Calculations February 2017
 Choong, Yita  Total change: -52.40  Rating chartPersonal card
 2017 Australian Open Championship Brisbane AUS 2017-01-02
RcRownchangeKK*chgGame
 1993 2275 6.00 11 -2.88 20 -57.60 
  Young, Nathanael 1875  * AUS0.501-0.4220-8.40 
  Wang, Jason 1875  * AUS0.501-0.4220-8.40 
  Lam, Ross c1883 AUS0.501-0.4220-8.40 
  Selnes, Hamish 1875  * AUS1.0010.08201.60 
  Macdonald, Paul 1972 NZL0.501-0.3620-7.20 
  Zhong, Tony (junhao) 1923 AUS1.0010.11202.20 
  Mortensen, Henrik 1938 DEN1.0010.12202.40 
  Ikeda, Junta m2388 AUS0.001-0.3520-7.00 
  Yang, Ray 1996 AUS0.501-0.3420-6.80 
  Tsai, Charles 1908 AUS0.501-0.4020-8.00 
  Loh, Zachary f2291 AUS0.001-0.4820-9.60 
 * 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)
 
 2017 Oceania Zone 3.6 Zonal Championship Auckland NZL 2017-01-14
RcRownchangeKK*chgGame
 2107 2275 6.50 9 0.26 20 5.20 
  Willathgamuwa, Rowan c1875  * AUS1.0010.08201.60 
  Fan, Allen Chi Zhou 1952 NZL1.0010.13202.60 
  Soo-Burrowes, Eliot W 2040 AUS0.001-0.7920-15.80 
  Louie, Ryan c1972 AUS1.0010.14202.80 
  Rains, Edward c2017 NZL1.0010.18203.60 
  Zelesco, Karl f2345 AUS0.001-0.4020-8.00 
  Duneas, John 2054 NZL1.0010.22204.40 
  Garbett, Paul A m2229 NZL1.0010.44208.80 
  Illingworth, Max g2481 AUS0.5010.26205.20 
 * 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)
 

 

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