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Individual Calculations June 2013 |
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| Birkin, Mark H Total change: -0.60 | |   |
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| 4NCL 2012-13 | Various | ENG | 2012-11-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1922 | 1928 | 2.50 | 5 | -0.02 | 30 | -0.60 | |
|  Szymanski, Mark | | | 1787 | ENG | 0.50 | 1 | -0.19 | 30 | -5.70 | | | Reid, John | | | 2033 | ENG | 0.00 | 1 | -0.36 | 30 | -10.80 | |  Bourne, Johnathan D | | | 2032 | ENG | 1.00 | 1 | 0.64 | 30 | 19.20 | | | Smith, Graham M | | | 2079 | ENG | 0.50 | 1 | 0.20 | 30 | 6.00 | | | Breed, Greg J | | | 1677 | ENG | 0.50 | 1 | -0.31 | 30 | -9.30 | |
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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