Individual Calculations September 2017
 Engel, Johann  Total change: 96.80  Rating chartPersonal card
 21. Godesburg-Open Bonn GER 2017-07-24
RcRownchangeKK*chgGame
 2150 1965 3.50 6 1.74 40 69.60 
  Buchfelder, Gerhard 1753 GER1.0010.23409.20 
  Trunz, Elena 2156 GER1.0010.754030.00 
  Biriukov, Nikolai m2365  * UKR0.5010.424016.80 
  Schulte-Geers, Niklas 2018 GER0.5010.07402.80 
  Khanukov, Boris m2295 GER0.5010.384015.20 
  Rotstein, Jefim f2310 GER0.001-0.1140-4.40 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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)
 
 Hennefer Elo-Sommer-Open Hennef GER 2017-08-18
RcRownchangeKK*chgGame
 2026 1965 0.50 2 -0.37 40 -14.80 
  Schirm, Friedmar 2248 GER0.001-0.1640-6.40 
  Schumacher, Markus 1803 GER0.501-0.2140-8.40 

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)
 
 Jubilaeumsturnier 50 Jahre KKS Koeln GER 2017-08-25
RcRownchangeKK*chgGame
 2138 1965 2.50 5 1.05 40 42.00 
  Schiffer, Stefan 2281 GER0.5010.374014.80 
  Harringer, Manfred 1983 GER1.0010.534021.20 
  Browning, Alex 1981 GER0.5010.02400.80 
  Cmiel, Thorsten f2186 GER0.5010.284011.20 
  Pauly, Carlo 2261 GER0.001-0.1540-6.00 

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)
 

 

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