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Individual Calculations January 2014 |
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| Porter, Sam J Total change: 7.50 | |   |
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| CCF CHRISTMAS CONGRESS – FIDE OPEN SECTION | COULSDON, LONDON | ENG | 2013-12-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1987 | 1904 | 2.50 | 5 | 0.50 | 15 | 7.50 | |
|  Bonafont, Philip R | | | 2033 | ENG | 0.00 | 1 | -0.33 | 15 | -4.95 | |  Haridas, Girinath | | | 1835 | ENG | 1.00 | 1 | 0.40 | 15 | 6.00 | | | Rizvi, Nasir | | | 2010 | WLS | 1.00 | 1 | 0.64 | 15 | 9.60 | | | Lock, Gavin R | | | 2182 | ENG | 0.50 | 1 | 0.33 | 15 | 4.95 | | | Jackson, Paul G | | | 1875 | ENG | 0.00 | 1 | -0.54 | 15 | -8.10 | |
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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