Individual Calculations May 2019
 Kostov, Deyan Samuil  Total change: 9.00  Rating chartPersonal card
 Bulgarian Individual Chess Championship Boys 14 Asenovgrad BUL 2019-03-30
RcRownchangeKK*chgGame
 1767 1830 2.00 5 -0.76 30 -22.80 
  Kolev, Lachezar 2067 BUL0.001-0.2030-6.00 
  Manov, Iliyan 1430  * BUL0.501-0.4230-12.60 
  Tsvetkov, Hristiyan 1430  * BUL1.0010.08302.40 
  Tashev, Aleksandar 2116 BUL0.001-0.1630-4.80 
  Ramadanov, Esat 1790 BUL0.501-0.0630-1.80 
 * 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)
 
 2019 European Amateur Chess Championships open U2000 Rhodes GRE 2019-04-05
RcRownchangeKK*chgGame
 1827 1830 6.00 9 1.54 30 46.20 
  Nagy, Laszlo 1949 GER1.0010.663019.80 
  Bozinovic, Boban c1950 AUT1.0010.663019.80 
  Florea, Dorina 1734 ROU0.501-0.1330-3.90 
  Ruzic, Pia Marie 1800 SLO0.001-0.5430-16.20 
  Frontzos, Ioannis 1504 GRE0.501-0.3730-11.10 
  Zielinski, Olgierd 1850 POL1.0010.533015.90 
  Jamba, Alexandru 1852 ROU1.0010.533015.90 
  Demirbas, Emre 1960 TUR0.5010.18305.40 
  Krzysztynska, Anna 1844 POL0.5010.02300.60 

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)
 
 World School Chess Championships 2019 - U13 Antalya TUR 2019-04-18
RcRownchangeKK*chgGame
 1780 1830 4.50 9 -0.48 30 -14.40 
  Butkiewicz, Piotr 1430  * POL1.0010.08302.40 
  Silich, Yahor c2112 BLR0.001-0.1630-4.80 
  Baisart, Tamerlan 1516 KAZ1.0010.14304.20 
  Kayrak, Murat 1628 TUR1.0010.24307.20 
  Caputcuoglu, Zeki Berke c2177 TUR0.001-0.1130-3.30 
  Ozkan, Taha c2064 TUR0.001-0.2130-6.30 
  Kiriella, K G T S D 1544 SRI0.501-0.3430-10.20 
  Nessipbayev, Bekmukhamed 1586 KAZ1.0010.20306.00 
  Tarhan, Adar 1962 TUR0.001-0.3230-9.60 
 * 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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