Individual Calculations February 2020
 Van Nieuwenhuizen, Hans  Total change: -50.60  Rating chartPersonal card
 XXX Miedzynarodowy Festiwal Szachowy CRACOVIA2019 Grupa B Krakow POL 2019-12-27
RcRownchangeKK*chgGame
 1942 1924 0.50 8 -3.31 20 -66.20 
  Mueller-Ludwig, Kristin wf2062 GER0.001-0.3120-6.20 
  Domanski, Lukasz 2074 POL0.001-0.3020-6.00 
  Kuebler, Marcus 2014 GER0.001-0.3820-7.60 
  Jajte-Pachota, Jerzy 1889 POL0.001-0.5520-11.00 
  Pawicka, Magdalena 1827 POL0.501-0.1320-2.60 
  Mirowska, Oliwia 1925 POL0.001-0.5020-10.00 
  Czarkowski, Tomasz 1922 POL0.001-0.5020-10.00 
  Kawula, Andrzej 1820 POL0.001-0.6420-12.80 

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)
 
 Tata Steel Dagvierkampen 2020 Wijk aan Zee NED 2020-01-13
RcRownchangeKK*chgGame
 1951 1929 1.00 3 -0.41 20 -8.20 
  Van Duijn, Roel 1992 NED0.001-0.4120-8.20 
  Brackwehr, Andreas 2001 GER0.5010.10202.00 
  Homburg, Frank 1860 NED0.501-0.1020-2.00 

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 Tienkampen 2020 Wijk aan Zee NED 2020-01-17
RcRownchangeKK*chgGame
 1984 1929 5.00 9 1.19 20 23.80 
  Denous, Cyprien 1992 FRA0.001-0.4120-8.20 
  Dijkstra, Matthijs 2014 NED0.5010.12202.40 
  Van Geffen, Ben 2014 NED0.001-0.3820-7.60 
  Havenaar, Jan 2053 NED0.5010.17203.40 
  Bollaart, Jeroen 1950 NED1.0010.532010.60 
  Adema, Ruud 2005 NED1.0010.602012.00 
  Vanduyfhuys, Igor 1838 BEL1.0010.38207.60 
  Spruit, Paul 2029 NED0.5010.14202.80 
  Lohia, Sohum 1960 ENG0.5010.04200.80 

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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