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Individual Calculations March 2017 |
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| Betts, Richard Total change: -20.00 | |   |
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| Frodsham Weekend Chess Congress Open | Frodsham | ENG | 2017-02-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2082 | 1805 | 0.00 | 3 | -0.50 | 40 | -20.00 | |
|  Surtees, Mike J | | | 2056 | ENG | 0.00 | 1 | -0.19 | 40 | -7.60 | | | Crocker, Philip J | | | 2092 | ENG | 0.00 | 1 | -0.16 | 40 | -6.40 | |  Bimpson, Tom | | | 2099 | ENG | 0.00 | 1 | -0.15 | 40 | -6.00 | |
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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