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Individual Calculations July 2010 |
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| Tazbir, Marcin Total change: -1.40 | |   |
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| Four Nations Chess League (4NCL) | Various | ENG | 2009-10-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2336 | 2499 | 2.00 | 3 | -0.14 | 10 | -1.40 | |
|  McMichael, Richard J | c | | 2286 | ENG | 1.00 | 1 | 0.23 | 10 | 2.30 | |  Ris, Robert | m | | 2420 | NED | 0.50 | 1 | -0.11 | 10 | -1.10 | | | Berry, Neil | f | | 2301 | SCO | 0.50 | 1 | -0.26 | 10 | -2.60 | |
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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