Individual Calculations October 2018
 Rotstein, Arkadij  Total change: -5.30  Rating chartPersonal card
 FE 22 Cesenatico - A Cesenatico ITA 2018-09-01
RcRownchangeKK*chgGame
 2314 2481 6.00 9 -0.33 10 -3.30 
  Tomasini, Giovanni 2081  * ITA1.0010.08100.80 
  Marzano, Carlo 2199 ITA1.0010.16101.60 
  Brancaleoni, Maurizio f2267 ITA0.501-0.2710-2.70 
  Mirzoev, Azer g2505 AZE0.5010.03100.30 
  Friedrich, Norbert f2251 GER1.0010.21102.10 
  Genocchio, Daniele m2373 ITA0.501-0.1510-1.50 
  Horvath, Csaba g2519 HUN0.5010.05100.50 
  Damia, Angelo m2316 ITA0.001-0.7210-7.20 
  Vuelban, Virgilio m2314 PHI1.0010.28102.80 
 * 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)
 
 Oberliga NRW 2018/2019 September 2018 various GER 2018-09-16
RcRownchangeKK*chgGame
 2329 2481 0.50 1 -0.20 10 -2.00 
  Schmidt, Bodo f2329 GER0.501-0.2010-2.00 

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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