Individual Calculations February 2016
 Ludwig, John G  Total change: 32.00  Rating chartPersonal card
 25th Annual North American Open Las Vegas, Nevada USA 2015-12-26
RcRownchangeKK*chgGame
 2338 2287 4.50 9 0.73 40 29.20 
  Gutierrez Bernardini, Eduardo 1887  * MEX1.0010.08403.20 
  Matikozian, Andranik m2427 ARM0.5010.19407.60 
  Bryant, John Daniel m2409 USA0.5010.17406.80 
  Brown, Michael William f2366 USA0.5010.11404.40 
  Sevillano, Enrico g2470 USA1.0010.744029.60 
  Checa, Nicolas D f2419 USA0.001-0.3240-12.80 
  Kiewra, Keaton F m2444 USA0.001-0.2940-11.60 
  Batchuluun, Tsegmed g2457 MGL0.5010.22408.80 
  Moon, Benjamin 2164 USA0.501-0.1740-6.80 
 * 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)
 
 2nd Gulf Coast New Year's Open Fort Myers, Florida USA 2016-01-08
RcRownchangeKK*chgGame
 2201 2287 2.50 4 0.07 40 2.80 
  Kumar, Nikhil 2004 USA1.0010.16406.40 
  Wijesundara, R. 2150 SRI0.501-0.1840-7.20 
  Sadorra, Julio Catalino g2501 PHI0.001-0.2340-9.20 
  Cooke, Eric 2150 USA1.0010.324012.80 

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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