Individual Calculations October 2024
 Wierenga, J. (jael)  Total change: -9.60  Rating chartPersonal card
 Nazomervierkampentoernooi Assen 2024 Assen NED 2024-08-30
RcRownchangeKK*chgGame
 1971 1873 1.00 3 -0.10 40 -4.00 
  Zuiderweg, Edwin 1967 NED0.5010.13405.20 
  Pellikaan, Govert 1964 NED0.5010.12404.80 
  Timmermans, Raymond 1981 NED0.001-0.3540-14.00 

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)
 
 Dutch Team Competition 2024-2025 - Klasse 1 Round 1 Various NED 2024-09-21
RcRownchangeKK*chgGame
 2184 1873 0.00 1 -0.14 40 -5.60 
  Lommers, F.j.m. (frank) 2184 NED0.001-0.1440-5.60 

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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