Individual Calculations January 2010
 Regan, Natasha K  Total change: -18.75  Rating chartPersonal card
 17th European Women's Team Chess Championship 2009 Novi Sad SRB 2009-10-22
RcRownchangeKK*chgGame
 2106 2174 3.50 7 -0.58 15 -8.70 
  Voiska, Margarita wg2335 BUL0.001-0.2915-4.35 
  Puuska, Heini wf2020 FIN0.501-0.2115-3.15 
  Stojanovic, Marija R wf2172 MNE1.0010.50157.50 
  Carlsen, Ellen Oen 1904 NOR0.501-0.3315-4.95 
  Jelica, Mara wm2242 CRO0.001-0.4115-6.15 
  Ambrosi, Eleonora wf2159 ITA0.501-0.0215-0.30 
  Sasmazel, Burcu 1912 TUR1.0010.18152.70 

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)
 
 London Chess Classic Open London ENG 2009-12-08
RcRownchangeKK*chgGame
 2041 2174 4.00 7 -0.67 15 -10.05 
  Loeffler, Stefan m2416 GER0.001-0.2015-3.00 
  Boger, Raymond 1959 NOR0.501-0.2715-4.05 
  Vachtfeidl, Petr 2019 CZE0.001-0.7115-10.65 
  Gandolfi, Gianfranco 1830 ITA0.501-0.3815-5.70 
  Phillips, William 1998 ENG1.0010.27154.05 
  Bennion, David 2025 WLS1.0010.30154.50 
  Seymour, Timothy P 2041 ENG1.0010.32154.80 

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)
 

 

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