Individual Calculations March 2012
 Collins, Sam  Total change: 12.80  Rating chartPersonal card
 2012 Northern California International Fremont, California USA 2012-01-02
 2492 2426 5.00 9 1.28 10 12.80 
  Jayakumar, Adarsh 2197 USA1.0010.21102.10 
  Meier, Georg g2671 GER0.5010.30103.00 
  Arnold, Marc m2482 USA0.5010.08100.80 
  Rodriguez, Eric f2352 USA1.0010.40104.00 
  Bachmann, Axel g2560 PAR0.5010.18101.80 
  Sevillano, Enrico m2490 USA0.5010.09100.90 
  Ramirez, Alejandro g2594 USA0.5010.22102.20 
  Shahade, Greg m2463 USA0.5010.05100.50 
  Macieja, Bartlomiej g2617 POL0.001-0.2510-2.50 

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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