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Individual Calculations December 2017 |
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| Wilks, Simon Total change: 3.00 | |   |
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| 2017 Central London Chess Congress (Open Section) | London | ENG | 2017-11-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1943 | 2019 | 3.00 | 5 | 0.02 | 20 | 0.40 | |
|  De Paolis, Fabrizio | | | 1775 | ITA | 1.00 | 1 | 0.20 | 20 | 4.00 | |  Makepeace, Philip J | | | 2096 | ENG | 0.50 | 1 | 0.11 | 20 | 2.20 | | | Rogers, Tim L | | | 2026 | ENG | 0.50 | 1 | 0.01 | 20 | 0.20 | | | Shepherd, Katherine M | | | 1918 | ENG | 0.00 | 1 | -0.64 | 20 | -12.80 | | | Rizzoli, Aluna | | | 1900 | ITA | 1.00 | 1 | 0.34 | 20 | 6.80 | |
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) | | | | 2017/18 4NCL Division 4 South Rounds 1-2 | Reading | ENG | 2017-11-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1872 | 2019 | 1.50 | 2 | 0.13 | 20 | 2.60 | |
| | Tivillier, Jacques | | | 1760 | ENG | 0.50 | 1 | -0.32 | 20 | -6.40 | | | Peat, Matthew | | | 1984 | ENG | 1.00 | 1 | 0.45 | 20 | 9.00 | |
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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