Individual Calculations March 2010
 Rossen, Maarten  Total change: 12.65  Rating chartPersonal card
 Klasse 3H Round 5-6 - Dutch Team Competition Various NED 2010-01-09
RcRownchangeKK*chgGame
 2047 2036 0.50 1 0.02 25 0.50 
  Swinkels, Jos 2047 NED0.5010.02250.50 

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)
 
NOTE: K factor changed
 Corus Chess Tournament - Tien 2D Wijk aan Zee NED 2010-01-22
RcRownchangeKK*chgGame
 2144 2036 4.00 9 0.81 15 12.15 
  Schipper, Paul 2136 NED0.5010.14152.10 
  Schroer, Marcel 2150 NED1.0010.66159.90 
  Ghijsen, Pim 2171 NED0.5010.18152.70 
  Heemskerk, Wim f2255 NED0.001-0.2215-3.30 
  Otten, Colleen 2047 NED0.5010.02150.30 
  Markus, John 2165 NED0.5010.17152.55 
  Ori, Marco 2089 ITA0.001-0.4315-6.45 
  Broekman, Willem 2105 NED0.5010.10151.50 
  Roering, Ed 2176 NED0.5010.19152.85 

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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