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Individual Calculations December 2018 |
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| De Coverly, Roger D Total change: 4.60 | |   |
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| 1st 4NCL International Congress Under 2050 | Telford | ENG | 2018-10-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1784 | 1946 | 6.00 | 9 | -0.30 | 20 | -6.00 | |
|  Zdanowski, Adrian | | | 1845 | ENG | 1.00 | 1 | 0.36 | 20 | 7.20 | |  Ward, Andy | | | 1790 | SCO | 1.00 | 1 | 0.29 | 20 | 5.80 | | | Wynarczyk, Raymond | | | 1908 | ENG | 0.50 | 1 | -0.05 | 20 | -1.00 | | | Ansari, Athar | | | 1888 | ENG | 0.50 | 1 | -0.08 | 20 | -1.60 | | | Somton, Anita | | | 1787 | ENG | 0.00 | 1 | -0.71 | 20 | -14.20 | | | Gostelow, David W | | | 1892 | ENG | 0.50 | 1 | -0.08 | 20 | -1.60 | | | Aubury, Ben | | | 1546 * | ENG | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Burgoyne, Peter A | | | 1665 | ENG | 1.00 | 1 | 0.16 | 20 | 3.20 | | | Gorgun, Aliriza Atif | | | 1739 | TUR | 0.50 | 1 | -0.27 | 20 | -5.40 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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) | | | | 2018/19 4NCL Div 4 Rounds 1 - 2 | Daventry | ENG | 2018-11-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1765 | 1946 | 2.00 | 2 | 0.53 | 20 | 10.60 | |
| | Covey, Jason | | | 1758 | ENG | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Cooke, Charlie | | | 1772 | ENG | 1.00 | 1 | 0.27 | 20 | 5.40 | |
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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