Individual Calculations September 2019
 Koellner, Christof  Total change: 7.80  Rating chartPersonal card
 32. Kieler Open 2019 A-Gruppe Kiel GER 2019-07-27
RcRownchangeKK*chgGame
 2094 2091 6.50 9 2.07 20 41.40 
  Olde, Henning 1788 GER1.0010.14202.80 
  Rosenburg, Thies 1778 GER1.0010.14202.80 
  Koellner, Ruben Gideon 2315 GER0.001-0.2220-4.40 
  Ruhland, Cliff 1965 GER1.0010.33206.60 
  Franz, Karsten 2219 GER0.5010.17203.40 
  Wendler, David 2093 GER1.0010.502010.00 
  Wanner, Lukas 2085 GER0.501-0.0120-0.20 
  Pluska, Alexander 2207 GER1.0010.662013.20 
  Lanka, Zigurds g2395 LAT0.5010.36207.20 

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)
 
 Lueneburger Schachfestival 2019 A-Open Lueneburg GER 2019-08-03
RcRownchangeKK*chgGame
 2000 2075 4.50 9 -0.84 20 -16.80 
  Kreie, Guenter 1727 GER1.0010.11202.20 
  Kasipour Azbari, Seyed Arvin 1740 IRI1.0010.12202.40 
  Voigt, Martin f2344 GER0.001-0.1720-3.40 
  Beuter, Christof 1930 GER1.0010.31206.20 
  Sriram, Jha g2381 IND0.001-0.1420-2.80 
  Berres, Eric 1890 GER0.501-0.2420-4.80 
  Nielsen, Joerg 2000 GER1.0010.40208.00 
  Koellner, Aaron Noah 1990 GER0.001-0.6220-12.40 
  Bosselmann, Tom Linus 1996 GER0.001-0.6120-12.20 

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)
 
 5. Bayer Sommeropen 2019 Leverkusen GER 2019-08-16
RcRownchangeKK*chgGame
 1846 2075 3.00 5 -0.84 20 -16.80 
  Berelowitsch, Dana 1773 GER0.501-0.3520-7.00 
  Witte, Volker, Dr. 1795 GER1.0010.16203.20 
  Balduan, Karl-Heinz 1675  * GER1.0010.08201.60 
  Pauls, Wilhelm 1995 GER0.501-0.1120-2.20 
  Koellner, Aaron Noah 1990 GER0.001-0.6220-12.40 
 * 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)
 

 

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