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Individual Calculations December 2017 |
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| Waller, Dan Total change: -5.60 | |   |
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| Preston Chess Congress | Preston | ENG | 2017-11-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1986 | 2084 | 3.00 | 5 | -0.14 | 40 | -5.60 | |
|  Pink, Joshua | | | 1925 | ENG | 1.00 | 1 | 0.29 | 40 | 11.60 | |  Lund, D Brett | | | 2258 | ENG | 0.00 | 1 | -0.27 | 40 | -10.80 | | | Hilton, Tim | | | 1845 | ENG | 0.50 | 1 | -0.30 | 40 | -12.00 | | | Newton, Robert A | | | 1970 | ENG | 0.50 | 1 | -0.16 | 40 | -6.40 | | | Wareing, John P | | | 1931 | ENG | 1.00 | 1 | 0.30 | 40 | 12.00 | |
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) | | |
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