Individual Calculations May 2018
 Van Kerkhof, David  Total change: 40.80  Rating chartPersonal card
 GRENKE Chess Open 2018 A-Open Karlsruhe GER 2018-03-29
RcRownchangeKK*chgGame
 2353 2334 6.00 9 1.77 20 35.40 
  Scholzen, Wolfgang 2053 GER1.0010.16203.20 
  Lopez-Rojas, Jeffrey 2160 GER0.501-0.2320-4.60 
  Biastoch, Bennet 2162 GER1.0010.27205.40 
  Schneider, Ilja m2513 GER1.0010.732014.60 
  Nasuta, Grzegorz m2459 POL0.001-0.3320-6.60 
  Halvax, Georg m2431 AUT1.0010.632012.60 
  Krause, Benedict f2456 GER1.0010.672013.40 
  Ider, Borya m2505 FRA0.001-0.2720-5.40 
  Trent, Lawrence m2440 ENG0.5010.14202.80 

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)
 
 Dutch Team Competition 2017-2018 1B Round 8 Various NED 2018-04-07
RcRownchangeKK*chgGame
 2206 2324 0.50 1 -0.16 20 -3.20 
  Smits, Mark f2206 NED0.501-0.1620-3.20 

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)
 
 Dutch Team Competition 2017-2018 1B Round 9 Various NED 2018-04-21
RcRownchangeKK*chgGame
 2273 2324 1.00 1 0.43 20 8.60 
  Strating, Sybolt f2273 NED1.0010.43208.60 

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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