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Individual Calculations April 2008 |
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| Gray, Mark S Total change: 28.50 | |   |
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| 4NCL 2007/8 part 2 | Various | ENG | 2007-09-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2150 | 2114 | 2.50 | 3 | 1.14 | 25 | 28.50 | |
|  Foster, James J | | | 2096 | ENG | 0.50 | 1 | -0.03 | 25 | -0.75 | |  Dilley, Jason M | | | 2216 | ENG | 1.00 | 1 | 0.64 | 25 | 16.00 | | | Edwards, Ray B | | | 2139 | ENG | 1.00 | 1 | 0.53 | 25 | 13.25 | |
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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