Individual Calculations October 2019
 Davtyan, David Arm.  Total change: -3.60  Rating chartPersonal card
 XXI Open Internacional Escacs de Sants Hostafrancs i Bordeta G-A Barcelona ESP 2019-08-23
 2230 2249 5.00 10 -0.18 20 -3.60 
  Cemborain Oricain, Alfonso 1891 ESP1.0010.10202.00 
  Arjun, Kalyan m2482 IND0.001-0.2120-4.20 
  Skutta, Bernd, Dr. 2007 GER1.0010.20204.00 
  Cuartas, Jaime Alexander g2530 COL0.5010.34206.80 
  Dominguez Rueda, Juan 2008 ESP1.0010.20204.00 
  Umetsubo, Cesar Hidemitsu m2396 BRA0.001-0.3020-6.00 
  Laustsen, Lars 2107 DEN1.0010.31206.20 
  Martens, Martin m2364 NED0.5010.16203.20 
  Nogerbek, Kazybek f2375 KAZ0.001-0.3320-6.60 
  Schweighoffer, Martin 2141 SUI0.001-0.6520-13.00 

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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