Individual Calculations July 2021
 Martirosyan, David  Total change: 10.80  Rating chartPersonal card
 Extraliga mladeze - Zapad 2020/2021 r5-7 various CZE 2021-06-04
RcRownchangeKK*chgGame
 1889 1709 1.00 5 -0.44 40 -17.60 
  Rousek, Jan 1697 CZE0.501-0.0240-0.80 
  Machacek, Jan 1790 CZE0.001-0.3940-15.60 
  Ruzicka, Filip 1925 CZE0.5010.284011.20 
  Prazak, Daniel 1923 CZE0.001-0.2340-9.20 
  Hlavina, Matous 2109  * CZE0.001-0.0840-3.20 
 * 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)
 
 Prague International Chess Festival 2021 D - FIDE open Praha CZE 2021-06-14
RcRownchangeKK*chgGame
 2033 1709 1.50 6 0.71 40 28.40 
  Sreyas, Payyappat f2109  * IND0.001-0.0840-3.20 
  Szeko, Ludovit 2025 SVK1.0010.874034.80 
  Rudiano, Nicolas 2029 FRA0.001-0.1340-5.20 
  Perkampus, Laurin 1920 GER0.5010.274010.80 
  Plesek, Jiri 2030 CZE0.001-0.1340-5.20 
  Maloberti, David 2084 FRA0.001-0.0940-3.60 
 * 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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