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Individual Calculations December 2017 |
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| Pride, Stephen C Total change: 6.20 | |   |
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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 |
| 1735 | 1563 | 0.50 | 2 | -0.07 | 20 | -1.40 | |
|  McDonnell, James J. | | | 1842 | IRL | 0.00 | 1 | -0.16 | 20 | -3.20 | |  Pappas, Alexandros | | | 1627 | GRE | 0.50 | 1 | 0.09 | 20 | 1.80 | |
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 |
| 1526 | 1563 | 2.00 | 3 | 0.38 | 20 | 7.60 | |
| | Sedykh, Stakhey | | | 1308 | ENG | 0.50 | 1 | -0.31 | 20 | -6.20 | | | Haddock, Paul | | | 1548 | ENG | 1.00 | 1 | 0.48 | 20 | 9.60 | | | Melsom, Jonathan T | | | 1721 | ENG | 0.50 | 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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