Individual Calculations November 2022
 Hurtado Bahamonde, Matias  Total change: -7.20  Rating chartPersonal card
 XIX Open Internacional Amateur de Calvia Palmanova-Calvia ESP 2022-10-08
RcRownchangeKK*chgGame
 1902 1990 4.00 9 -1.35 20 -27.00 
  O Hanlon, Joseph 1590  * IRL0.501-0.4220-8.40 
  Pinto, Antonio Manuel 1595 POR1.0010.08201.60 
  Vicens Company, Maria Antonia 1871 ESP1.0010.34206.80 
  Svensson, Mikael 2129 SWE0.5010.19203.80 
  Tscharotschkin, Michael 2123 GER0.001-0.3220-6.40 
  Kopischke, Maik 1885 GER0.501-0.1420-2.80 
  Juan Lepp, Jaime Boris 1891 ESP0.501-0.1420-2.80 
  Moore, Graham J 2218 ENG0.001-0.2120-4.20 
  Cerdo Fernandez, Miguel 1818 ESP0.001-0.7320-14.60 
 * 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)
 
 WORLD AMATEUR CHESS CHAMPIONSHIPS U2000 2022 Mellieha MLT 2022-10-21
RcRownchangeKK*chgGame
 1863 1990 7.00 9 0.99 20 19.80 
  Gibbs, Dominic V 1845 ENG0.001-0.6920-13.80 
  Grenier, Jean-Luc 1753 CAN1.0010.20204.00 
  Zielinski, Olgierd 1808 POL1.0010.26205.20 
  Donoso Simonetti, Alvaro Matias 1879 MEX0.501-0.1520-3.00 
  Holliman, Bob 1922 USA1.0010.41208.20 
  Cafolla, Peter 1932 IRL1.0010.42208.40 
  Roch, Florian 1909 FRA0.501-0.1120-2.20 
  Rudecki, Bartosz 1846 POL1.0010.31206.20 
  Peter Anand, A 1872 IND1.0010.34206.80 

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)
 

 

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