Individual Calculations March 2020
 Walder, Michael  Total change: -39.00  Rating chartPersonal card
 Max Wilkerson Memorial 2020 Tuesday Night Marathon - Championship San Francisco, California USA 2020-01-07
RcRownchangeKK*chgGame
 1896 2008 2.00 5 -1.17 20 -23.40 
  Reichwein, Axel 1837 USA1.0010.27205.40 
  Griffith, Kyron Waykuan f2315 USA0.001-0.1420-2.80 
  Melville, Cailen J 1788 USA1.0010.22204.40 
  Weng, Nicholas 1608  * USA0.001-0.9220-18.40 
  Askin, David Benjamin 1932 USA0.001-0.6020-12.00 
 * 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)
 
 IM John Grefe Marathon 2020 Berkeley, California USA 2020-01-10
RcRownchangeKK*chgGame
 1798 2008 3.00 4 0.14 20 2.80 
  Morgan, Jerry 1608  * USA1.0010.08201.60 
  Northrup, Matthew 1608  * USA1.0010.08201.60 
  Lemkin, Ben 1608  * USA1.0010.08201.60 
  Jirasek, Ladia m2369 USA0.001-0.1020-2.00 
 * 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)
 
 Max Wilkerson Memorial 2020 Tuesday Night Marathon - Extra Rated Games San Francisco, California USA 2020-01-28
RcRownchangeKK*chgGame
 1608 2008 0.00 1 -0.92 20 -18.40 
  Weng, Nicholas 1608  * USA0.001-0.9220-18.40 
 * 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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