Individual Calculations March 2012
 Havenaar, Jan  Total change: -40.80  Rating chartPersonal card
 Dutch Team Competition - 3E - Round 5-6 Various NED 2012-01-07
RcRownchangeKK*chgGame
 2020 2169 0.50 1 -0.20 15 -3.00 
  Van Zetten, Maarten 2020 NED0.501-0.2015-3.00 

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)
 
 Tata Steel Chess Tournament 2011 - 2F Tienkampen Wijk aan Zee NED 2012-01-20
RcRownchangeKK*chgGame
 2124 2169 2.50 9 -2.52 15 -37.80 
  Abicht, Till Konstantin, Dr. 2112 GER0.501-0.0815-1.20 
  Helder, Marc 2155 NED0.001-0.5215-7.80 
  Cox, Jan 1976 BEL0.001-0.7515-11.25 
  Roering, Ed 2153 NED0.501-0.0215-0.30 
  Testa, Adriano 2267 ITA0.001-0.3715-5.55 
  Van Weersel, Arlette wm2189 NED0.5010.03150.45 
  Bekker, Stefan 2169 NED0.001-0.5015-7.50 
  Otten, Martijn 1964 NED0.501-0.2615-3.90 
  Goes, Sten 2133 NED0.501-0.0515-0.75 

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)
 

 

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