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Individual Calculations May 2015 |
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| Williamson, Kevin J Total change: -20.60 | |   |
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| 59th Southend Chess Congress | Southend-on-Sea | ENG | 2015-04-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1976 | 1979 | 2.00 | 6 | -1.03 | 20 | -20.60 | |
|  Sarakauskas, Gediminas | m | | 2379 * | LTU | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Nickals, Peter A | | | 1670 | ENG | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Hebbes, Tim | | | 2125 | ENG | 0.00 | 1 | -0.30 | 20 | -6.00 | | | Woodcock, Keith D | | | 1656 | ENG | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Willmoth, Robert F | c | | 2148 | ENG | 0.00 | 1 | -0.28 | 20 | -5.60 | | | Matthews, Adrian M S | | | 1879 | ENG | 0.00 | 1 | -0.64 | 20 | -12.80 | | | * 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) | | |
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