Individual Calculations February 2020
 Woudsma, Martijn  Total change: -10.20  Rating chartPersonal card
 Tata Steel Tienkampen 2020 Wijk aan Zee NED 2020-01-17
RcRownchangeKK*chgGame
 2220 2220 4.00 9 -0.51 20 -10.20 
  Afek, Yochanan m2227 ISR0.5010.01200.20 
  Beukema, Jasper f2256 BEL0.001-0.4520-9.00 
  Baarslag, Ed 2157 NED0.501-0.0920-1.80 
  Royakkers, Guido 2143 NED0.501-0.1120-2.20 
  Polak, Indra c2249 NED1.0010.542010.80 
  Wessendorf, Thomas, Dr. f2224 GER1.0010.512010.20 
  Humburg, Philipp 2209 GER0.001-0.5220-10.40 
  Hovenga, Alje 2217 NED0.5010.00200.00 
  Lyell, Mark f2294 ENG0.001-0.4020-8.00 

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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