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Individual Calculations September 2017 |
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| Sugden, John N Total change: 21.80 | |   |
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| 104th British Championships Major Open | Llandudno | ENG | 2017-07-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1958 | 2037 | 6.50 | 9 | 1.09 | 20 | 21.80 | |
|  Gosling, Brian Ge | | | 1825 | ENG | 1.00 | 1 | 0.23 | 20 | 4.60 | |  Pollack, Oscar | | | 1871 | ENG | 0.50 | 1 | -0.22 | 20 | -4.40 | | | Graham, William M | | | 1840 | ENG | 1.00 | 1 | 0.25 | 20 | 5.00 | | | Ratnesan, Ranesh | | | 1845 | ENG | 1.00 | 1 | 0.25 | 20 | 5.00 | | | Young, Daniel J | | | 1963 | ENG | 0.50 | 1 | -0.10 | 20 | -2.00 | | | Tozer, Philip Aa | | | 2141 | ENG | 0.50 | 1 | 0.14 | 20 | 2.80 | | | Brown, Tom | | | 2063 | WLS | 0.00 | 1 | -0.46 | 20 | -9.20 | | | Jameson, David | | | 2099 | WLS | 1.00 | 1 | 0.59 | 20 | 11.80 | | | De Coverly, Roger D | | | 1971 | ENG | 1.00 | 1 | 0.41 | 20 | 8.20 | |
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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