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Individual Calculations July 2010 |
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| Armstrong, William G Total change: -22.35 | |   |
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| Four Nations Chess League (4NCL) | Various | ENG | 2009-10-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2028 | 1966 | 1.00 | 6 | -1.49 | 15 | -22.35 | |
|  Fryer, David W | | | 2058 | ENG | 0.00 | 1 | -0.37 | 15 | -5.55 | | | Meade, Philip J | | | 1960 | ENG | 0.50 | 1 | -0.01 | 15 | -0.15 | |  Ruthen, Stephen W | | | 2093 | ENG | 0.00 | 1 | -0.33 | 15 | -4.95 | | | Tunks, Dominic | | | 2076 | ENG | 0.00 | 1 | -0.35 | 15 | -5.25 | | | Gooding, Ian | | | 2013 | ENG | 0.50 | 1 | 0.07 | 15 | 1.05 | | | Coddington, Oliver E D | | | 1968 | ENG | 0.00 | 1 | -0.50 | 15 | -7.50 | |
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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