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Individual Calculations July 2019 |
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| Ilett, Raymond J Total change: -29.60 | |   |
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| East Anglian Chess Union Congress Open 2019 | Newmarket | ENG | 2019-05-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1994 | 1887 | 0.00 | 4 | -1.48 | 20 | -29.60 | |
|  Kett, Tim | | | 2208 | WLS | 0.00 | 1 | -0.13 | 20 | -2.60 | | | Hutchinson, Norman A | | | 1995 | ENG | 0.00 | 1 | -0.35 | 20 | -7.00 | |  Sheerin, Alex | | | 1845 | ENG | 0.00 | 1 | -0.56 | 20 | -11.20 | | | Salmons, Calum | | | 1929 | ENG | 0.00 | 1 | -0.44 | 20 | -8.80 | |
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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