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Individual Calculations February 2019 |
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| Somupillai, Selvarattinam Genga Total change: -14.20 | |   |
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| London Christmas Chess Congress Major | London | ENG | 2018-12-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1565 | 1616 | 1.00 | 3 | -0.71 | 20 | -14.20 | |
|  Rowan, Paul | | | 1858 | ENG | 0.00 | 1 | -0.20 | 20 | -4.00 | |  Napolitano, Domenico | | | 1435 | ENG | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Maton, James J | | | 1402 | ENG | 0.00 | 1 | -0.77 | 20 | -15.40 | |
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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