Individual Calculations April 2009 |
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Powell, Grant Total change: 1.75 | | ![Rating chart](/imga/chart.gif) ![Personal card](/imga/card.gif) |
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2008 Pan American Class Championships | Fort Worth, Texas | USA | 2008-12-27 |
Rc | Ro | w | n | change | K | K*chg | Game |
2078 | 1918 | 1.00 | 3 | 0.07 | 25 | 1.75 | |
| Raphael, Christopher | | | 1940 | TRI | 1.00 | 1 | 0.53 | 25 | 13.25 | | Langer, Michael | f | | 2268 | USA | 0.00 | 1 | -0.11 | 25 | -2.75 | | Green, Austen | | | 2025 | USA | 0.00 | 1 | -0.35 | 25 | -8.75 | | 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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