Individual Calculations July 2022
 Bosma, Achim  Total change: 8.80  Rating chartPersonal card
 12. Rheinland-Pfalz-Open Neuwied-Gladbach GER 2022-06-16
RcRownchangeKK*chgGame
 1862 1886 4.00 7 0.44 20 8.80 
  Meuer, Stephan 1486  * GER1.0010.08201.60 
  Berg, Patrick 2106 GER1.0010.782015.60 
  Schlick, Stefan 2069 GER0.5010.24204.80 
  Sidletskyi, Ivan 2084 UKR0.001-0.2420-4.80 
  Neubauer, Juergen 2069 GER0.001-0.2620-5.20 
  Weber, Andreas 1652 GER0.501-0.2920-5.80 
  Roth, Niklas 1570 GER1.0010.13202.60 
 * 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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