Individual Calculations August 2015 |
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Chan, John Total change: -18.80 | | ![Rating chart](/imga/chart.gif) ![Personal card](/imga/card.gif) |
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2015 Summer Tuesday Night Marathon | San Francisco, California | USA | 2015-05-26 |
Rc | Ro | w | n | change | K | K*chg | Game |
1809 | 1631 | 1.00 | 5 | -0.47 | 40 | -18.80 | |
| Olson, David R | | | 1505 | USA | 1.00 | 1 | 0.33 | 40 | 13.20 | | Gerwin, Gene | | | 1896 | USA | 0.00 | 1 | -0.18 | 40 | -7.20 | | Poling, Scott E | | | 1805 | USA | 0.00 | 1 | -0.27 | 40 | -10.80 | | Delaney, Will F | | | 1809 | USA | 0.00 | 1 | -0.27 | 40 | -10.80 | | Donaldson, John W | m | | 2031 * | USA | 0.00 | 1 | -0.08 | 40 | -3.20 | | * 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) | |
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