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Individual Calculations December 2017 |
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| Parry, Jacques Total change: 2.00 | |   |
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| 2017 Central London Chess Congress (Major Section) | London | ENG | 2017-11-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1675 | 1594 | 0.00 | 1 | -0.39 | 20 | -7.80 | |
|  Heath, David R | | | 1675 | ENG | 0.00 | 1 | -0.39 | 20 | -7.80 | |
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) | | | | Hampstead FIDE Congress Under 1900 Nov 17 | London | ENG | 2017-11-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1587 | 1594 | 2.50 | 4 | 0.49 | 20 | 9.80 | |
| | Sedykh, Stakhey | | | 1308 | ENG | 1.00 | 1 | 0.16 | 20 | 3.20 | |  Haddock, Paul | | | 1548 | ENG | 1.00 | 1 | 0.44 | 20 | 8.80 | | | O Gorman, Brendan | | | 1691 | ENG | 0.50 | 1 | 0.13 | 20 | 2.60 | | | Sen, Sezgin | | | 1799 | TUR | 0.00 | 1 | -0.24 | 20 | -4.80 | |
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) | | |
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