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Individual Calculations May 2015 |
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| Lewis, Andrew P Total change: 22.00 | |   |
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| 4NCL 2014-15 Rounds 7-8 (Div 1 & 2) | Birmingham | ENG | 2015-03-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2194 | 2256 | 1.50 | 2 | 0.34 | 20 | 6.80 | |
|  Wall, Gavin | m | | 2323 | IRL | 0.50 | 1 | 0.09 | 20 | 1.80 | |  Simons, Martin J | | | 2064 | ENG | 1.00 | 1 | 0.25 | 20 | 5.00 | |
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) | | | | 59th Southend Chess Congress | Southend-on-Sea | ENG | 2015-04-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2144 | 2256 | 4.00 | 5 | 0.76 | 20 | 15.20 | |
| | Sagues, Vincent | | | 1909 | FRA | 1.00 | 1 | 0.11 | 20 | 2.20 | | | Berkes, Ferenc | g | | 2656 * | HUN | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Wallis, Ian J | | | 1968 | ENG | 1.00 | 1 | 0.16 | 20 | 3.20 | | | Gregory, Stephen J | | | 2059 | ENG | 1.00 | 1 | 0.25 | 20 | 5.00 | | | Hill, Alistair | | | 2126 | ENG | 1.00 | 1 | 0.32 | 20 | 6.40 | | | * 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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