Individual Calculations March 2012
 Haver, Bas  Total change: -19.80  Rating chartPersonal card
 Schaakfestival Groningen 2011 Compact A Groningen NED 2011-12-26
RcRownchangeKK*chgGame
 2059 2029 1.50 4 -0.35 15 -5.25 
  Mol, Christiaan 1986 NED0.501-0.0615-0.90 
  Straat, Evert-Jan 2094 NED0.001-0.4115-6.15 
  Snuverink, Laurens 1937 NED1.0010.37155.55 
  Bottema, Tom 2219 NED0.001-0.2515-3.75 

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 - 3D - Round 5-6 Various NED 2012-01-07
RcRownchangeKK*chgGame
 2038 2024 0.50 2 -0.46 15 -6.90 
  Greeuw, Sietske 1987 NED0.501-0.0515-0.75 
  Arp, Frans 2088 NED0.001-0.4115-6.15 

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)
 
 Tata Steel Chess Tournament 2011 - Weekendvierkampen Wijk aan Zee NED 2012-01-13
RcRownchangeKK*chgGame
 2148 2024 0.50 3 -0.51 15 -7.65 
  Wismayer, Clive 2114 ENG0.5010.12151.80 
  Merbis, Max 2136 NED0.001-0.3515-5.25 
  De Saegher, Chris 2194 NED0.001-0.2815-4.20 

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)
 

 

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