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Individual Calculations July 2010 |
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| Wallis, Ian J Total change: 8.70 | |   |
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| Four Nations Chess League (4NCL) | Various | ENG | 2009-10-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1802 | 1982 | 3.50 | 4 | 0.58 | 15 | 8.70 | |
|  Haria, Ravi | | | 1828 | ENG | 1.00 | 1 | 0.29 | 15 | 4.35 | | | Ynojosa, Angelica Maria | | | 1753 | ENG | 1.00 | 1 | 0.21 | 15 | 3.15 | |  Thilaganathan, Jessica | | | 1900 | ENG | 0.50 | 1 | -0.11 | 15 | -1.65 | | | Sainbayar, Anuurai | | | 1727 | ENG | 1.00 | 1 | 0.19 | 15 | 2.85 | |
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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