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Individual Calculations September 2019 |
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| Tivillier, Jacques Total change: 29.00 | |   |
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| 55th Berks & Bucks Chess Congress Challengers A | Maidendead | ENG | 2019-08-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1810 | 1813 | 4.50 | 6 | 1.45 | 20 | 29.00 | |
|  Redmond, Michael F | | | 1650 | ENG | 0.50 | 1 | -0.22 | 20 | -4.40 | |  Davies, Peter L | | | 1947 | WLS | 0.50 | 1 | 0.18 | 20 | 3.60 | | | Watson, Darrell A | | | 1676 | ENG | 1.00 | 1 | 0.32 | 20 | 6.40 | | | Dunkley, Michael | | | 1723 | ENG | 1.00 | 1 | 0.38 | 20 | 7.60 | | | Kesterson, Kennan | | | 1802 | ENG | 0.50 | 1 | -0.02 | 20 | -0.40 | | | Bullock, Charles Es | | | 2063 | ENG | 1.00 | 1 | 0.81 | 20 | 16.20 | |
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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