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Individual Calculations January 2016 |
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| Alderson, John Ka Total change: 13.60 | |   |
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| 7th London Chess Classic: Weekday Under 2000 | London | ENG | 2015-12-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1787 | 1825 | 2.50 | 4 | 0.34 | 40 | 13.60 | |
|  Zheng, William | | | 1539 | ENG | 1.00 | 1 | 0.16 | 40 | 6.40 | |  Coles, Steven F | | | 1994 | ENG | 0.00 | 1 | -0.28 | 40 | -11.20 | | | Bennett, John M | | | 1982 | ENG | 0.50 | 1 | 0.21 | 40 | 8.40 | | | Baroukh, Leon | | | 1634 | ENG | 1.00 | 1 | 0.25 | 40 | 10.00 | |
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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