Individual Calculations October 2018
 Sideris, Theodoros  Total change: -33.40  Rating chartPersonal card
 26th Honour to National Resistance tournament of Nikaia 2018 - A group Nikaia GRE 2018-08-25
RcRownchangeKK*chgGame
 1891 1952 3.00 6 -0.49 20 -9.80 
  Tourkolias, Dimitrios 1593 GRE1.0010.10202.00 
  Kouskoutis, Georgios-Alexandros 2302 GRE0.001-0.1120-2.20 
  Strati, Betty - Anna 1657 GRE1.0010.15203.00 
  Kouta, Antonia 1673 GRE1.0010.16203.20 
  Kofidis, Andreas m2311 GRE0.001-0.1020-2.00 
  Vazelakis, Dimitrios 1810 GRE0.001-0.6920-13.80 

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)
 
 10th Papanastasio open SO Peristeriou - A group Peristeri GRE 2018-09-03
RcRownchangeKK*chgGame
 1682 1952 4.50 7 -1.18 20 -23.60 
  Tourkolias, Dimitrios 1593 GRE1.0010.10202.00 
  Ntaifas, Ioannis 1729 GRE0.001-0.7820-15.60 
  Papadopoulos, Petros 1849 GRE0.501-0.1420-2.80 
  Papadopoulos, Dimitrios Ath 1617 GRE1.0010.12202.40 
  Vazelakis, Dimitrios 1810 GRE0.001-0.6920-13.80 
  Trapalis, Theodoros 1552  * GRE1.0010.08201.60 
  Hartofylakas, Spyros 1625 GRE1.0010.13202.60 
 * 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)
 

 

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