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Individual Calculations December 2017 |
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| Haddock, Paul Total change: 27.80 | |   |
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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 |
| 1756 | 1548 | 2.50 | 5 | 1.28 | 20 | 25.60 | |
|  Jekel, Wolfgang | | | 1812 | GER | 1.00 | 1 | 0.82 | 20 | 16.40 | |  Salerno, Francesco | | | 1902 | ITA | 0.00 | 1 | -0.11 | 20 | -2.20 | | | Finnegan, Oliver | | | 1738 | ENG | 0.00 | 1 | -0.25 | 20 | -5.00 | | | McKenna, John R | | | 1663 | ENG | 0.50 | 1 | 0.16 | 20 | 3.20 | | | Hung, Jake | | | 1664 | ENG | 1.00 | 1 | 0.66 | 20 | 13.20 | |
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) | | | | Hampstead FIDE Congress Under 1900 Nov 17 | London | ENG | 2017-11-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1572 | 1548 | 2.00 | 4 | 0.11 | 20 | 2.20 | |
| | Jekel, Wolfgang | | | 1812 | GER | 1.00 | 1 | 0.82 | 20 | 16.40 | | | Parry, Jacques | | | 1594 | ENG | 0.00 | 1 | -0.44 | 20 | -8.80 | | | Pride, Stephen C | | | 1563 | ENG | 0.00 | 1 | -0.48 | 20 | -9.60 | | | Gladstone, Joel | | | 1317 | ENG | 1.00 | 1 | 0.21 | 20 | 4.20 | |
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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