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Individual Calculations January 2012 |
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| Grattage, Matthew Total change: 44.10 | |   |
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| e2e4 Gatwick Premier | Gatwick | ENG | 2011-10-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2017 | 1881 | 1.00 | 1 | 0.68 | 30 | 20.40 | |
|  Taylor, Dale C | | | 2017 | ENG | 1.00 | 1 | 0.68 | 30 | 20.40 | |
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) | | | | e2e4 Brighton Open | Brighton | ENG | 2011-11-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2080 | 1925 | 2.00 | 4 | 0.79 | 30 | 23.70 | |
| | Cannon, Richard J | | | 2083 | ENG | 1.00 | 1 | 0.71 | 30 | 21.30 | |  Ledger, Dave J | f | | 2228 | ENG | 0.00 | 1 | -0.14 | 30 | -4.20 | | | Davison, Chris | | | 1980 | ENG | 0.00 | 1 | -0.42 | 30 | -12.60 | | | Wood, Peter R | | | 2027 | ENG | 1.00 | 1 | 0.64 | 30 | 19.20 | |
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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