Individual Calculations August 2019
 Stachecki, Mikolaj  Total change: 137.20  Rating chartPersonal card
 Najdorf Chess Festival gr. B Warszawa POL 2019-07-06
RcRownchangeKK*chgGame
 1841 1628 5.50 9 3.43 40 137.20 
  Wielgus, Wojciech 1821 POL1.0010.754030.00 
  Posluszny, Tomasz 1898 POL0.5010.334013.20 
  Starosta, Martyna wc1841 POL0.5010.274010.80 
  Kulpa, Zuzanna 1802 POL0.5010.23409.20 
  Jedynak, January 1816 POL0.5010.24409.60 
  Pietrzak, Wojciech 1814 POL1.0010.744029.60 
  Pekacki, Stanislaw 1889 POL0.5010.324012.80 
  Montolio Benedicto, Cesar 1826 ESP0.5010.264010.40 
  Szymczak, Rafal 1862 POL0.5010.294011.60 

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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