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Individual Calculations January 2019 |
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| Boztas, Lana Total change: -14.20 | |   |
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| CCF Winter Chess Club LP Matches Stage 5 | London | ENG | 2018-12-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1576 | 1453 | 0.00 | 2 | -0.71 | 20 | -14.20 | |
|  Rosenbach, Martin | | | 1716 | ENG | 0.00 | 1 | -0.18 | 20 | -3.60 | | | O`neill, Tom C | | | 1435 | SCO | 0.00 | 1 | -0.53 | 20 | -10.60 | |
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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