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Individual Calculations September 2012 |
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| Grattage, Matthew Total change: 31.95 | |   |
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| British Championship 2012 | North Shields | ENG | 2012-07-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2196 | 1986 | 4.50 | 10 | 2.13 | 15 | 31.95 | |
|  Waters, Clive L | | | 2106 | ENG | 1.00 | 1 | 0.66 | 15 | 9.90 | |  Mason, Donald J | | | 2244 | ENG | 0.00 | 1 | -0.18 | 15 | -2.70 | | | Coathup, Roger H | | | 2136 | ENG | 0.00 | 1 | -0.30 | 15 | -4.50 | | | Sugden, John N | | | 2142 | ENG | 0.50 | 1 | 0.21 | 15 | 3.15 | | | Brown, Martin | | | 2224 | ENG | 1.00 | 1 | 0.80 | 15 | 12.00 | | | Shaw, Peter | | | 2168 | ENG | 1.00 | 1 | 0.74 | 15 | 11.10 | | | Chapman, Terry P | | | 2290 | ENG | 0.00 | 1 | -0.14 | 15 | -2.10 | | | Walker, Nicholas | | | 2179 | ENG | 0.00 | 1 | -0.25 | 15 | -3.75 | | | Wall, Tim P | f | | 2347 | ENG | 1.00 | 1 | 0.90 | 15 | 13.50 | | | Jackson, James P | | | 2126 | ENG | 0.00 | 1 | -0.31 | 15 | -4.65 | |
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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