Individual Calculations December 2018
 Vidyarthi, Vyom  Total change: 44.80  Rating chartPersonal card
 November 2018 Berkeley Weekender Berkeley, California USA 2018-11-09
RcRownchangeKK*chgGame
 2156 1962 1.50 2 0.98 40 39.20 
  Oconnor, Derek 2239 USA0.5010.334013.20 
  Wu, Rochelle wc2072 USA1.0010.654026.00 

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)
 
 2018 California Class Warfare Championship Santa Clara, California USA 2018-11-23
RcRownchangeKK*chgGame
 1997 1962 1.50 3 0.14 40 5.60 
  Ravuri, Vinesh 2050 USA0.001-0.3840-15.20 
  Ai, Evan 1868 USA1.0010.374014.80 
  Wu, Rochelle wc2072 USA0.5010.15406.00 

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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