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Individual Calculations October 2019 |
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| Collins, Alan Total change: -54.60 | |   |
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| 106th British Championships Under 1750 | Torquay | ENG | 2019-07-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1416 | 1670 | 0.50 | 4 | -2.73 | 20 | -54.60 | |
|  Bullock, Lee | | | 1488 | ENG | 0.00 | 1 | -0.74 | 20 | -14.80 | |  Pelling, Kyle | | | 1463 | ENG | 0.00 | 1 | -0.77 | 20 | -15.40 | | | Barnett-Harris, Lucas | | | 1295 | ENG | 0.50 | 1 | -0.41 | 20 | -8.20 | | | Zhu, Feng | | | 1417 | ENG | 0.00 | 1 | -0.81 | 20 | -16.20 | |
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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