Individual Calculations January 2020
 Kosmas, Hristos  Total change: 9.00  Rating chartPersonal card
 2019 Attica team Cup Spyros Bikos A ESSNA GRE 2019-11-03
RcRownchangeKK*chgGame
 1808 1880 4.50 7 0.45 20 9.00 
  Santorinaios, Iakovos 1870 GRE0.001-0.5120-10.20 
  Paouris, Nikolaos 1919 GRE0.5010.05201.00 
  Manolaraki, Yvonni 1916 GRE1.0010.552011.00 
  Mihaloudis, Georgios 1493 GRE1.0010.09201.80 
  Sklavounos, Panayotis 1792 GRE1.0010.38207.60 
  Kostouros, Alexandros 1998 GRE0.5010.16203.20 
  Pramateftaki, Loukia 1666 GRE0.501-0.2720-5.40 

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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