Individual Calculations February 2018
 Kostecki, Samuel  Total change: 30.80  Rating chartPersonal card
 XXVIII Miedzynarodowy Festiwal Szachowy CRACOVIA-2017 Grupa B Krakow POL 2017-12-27
RcRownchangeKK*chgGame
 1805 1565 3.00 9 1.02 20 20.40 
  Dwilewicz, Agata 1904 POL0.001-0.1220-2.40 
  Kubik, Zbigniew 1832 POL1.0010.822016.40 
  Silich, Yahor c1897 BLR0.001-0.1220-2.40 
  Van Poucke, Simon 1965  * BEL0.001-0.0820-1.60 
  Buchta, Agnieszka 1801 POL0.001-0.2020-4.00 
  Furtak, Joanna 1718 POL1.0010.702014.00 
  Van Steenkiste, Luc 1825 BEL0.001-0.1820-3.60 
  Gulbeyaz, Esra 1467 TUR1.0010.37207.40 
  Ruhlmann, Helene 1833 FRA0.001-0.1720-3.40 
 * 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)
 
 IV WIELKOPOLSKA LIGA SENIORÓW GRUPA A-2017-2018 Round 4-5 Poznan POL 2018-01-07
RcRownchangeKK*chgGame
 1367 1565 2.00 2 0.52 20 10.40 
  Korcz, Marek 1476 POL1.0010.38207.60 
  Korzystka, Wiktor 1257 POL1.0010.14202.80 

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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