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Individual Calculations May 2013 |
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| Williamson, Kevin J Total change: -20.55 | |   |
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| Southend Open 2013 | Southend | ENG | 2013-03-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1959 | 2082 | 2.50 | 6 | -1.37 | 15 | -20.55 | |
|  Woodcock, Keith D | | | 1682 * | ENG | 0.50 | 1 | -0.42 | 15 | -6.30 | |  Player, Edmund C | | | 2237 | ENG | 0.00 | 1 | -0.29 | 15 | -4.35 | | | Payne, Colin R | | | 1879 | ENG | 0.50 | 1 | -0.26 | 15 | -3.90 | | | Vlcek, Marek | | | 1963 | CZE | 1.00 | 1 | 0.34 | 15 | 5.10 | | | Spanton, Tim R | | | 2024 | ENG | 0.00 | 1 | -0.58 | 15 | -8.70 | | | Taylor, Adam C | | | 1967 | ENG | 0.50 | 1 | -0.16 | 15 | -2.40 | | | * 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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