Individual Calculations January 2020
 Palmarsson, Erlingur Atli  Total change: -9.20  Rating chartPersonal card
 Selfoss Chess Festival 2019 Open group Selfoss ISL 2019-11-21
 1632 1540 2.00 6 -0.46 20 -9.20 
  Stefansson, Vignir Vatnar f1940  * ISL0.001-0.0820-1.60 
  Unnarsson, Sverrir 1913 ISL0.001-0.1020-2.00 
  Palsson, Oli 1330 ISL1.0010.23204.60 
  Kjartansson, David f1940  * ISL0.001-0.0820-1.60 
  Thorsteinsson, Thorsteinn Jakob F 1140  * ISL1.0010.08201.60 
  Gudmundsson, Thordur 1531 ISL0.001-0.5120-10.20 
 * 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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