Individual Calculations January 2023
 Van Foreest, Lucas  Total change: 6.40  Rating chartPersonal card
 MPCL Manny Pacquiao International Open Chess Festival General Santos City PHI 2022-12-13
RcRownchangeKK*chgGame
 2410 2577 7.00 9 0.64 10 6.40 
  Olay, Edgar Reggie 2195 PHI1.0010.09100.90 
  Wong, Jianwen f2298 MAS1.0010.16101.60 
  Sek, Konstantin 2426 FID1.0010.30103.00 
  Gomez, John Paul g2468 PHI1.0010.35103.50 
  Gabuzyan, Hovhannes g2586 ARM0.5010.01100.10 
  Basso, Pier Luigi g2516 ITA0.501-0.0810-0.80 
  Nolte, Rolando m2387 PHI0.501-0.2510-2.50 
  Laylo, Darwin g2435 PHI1.0010.31103.10 
  Quizon, Daniel m2383 PHI0.501-0.2510-2.50 

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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