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Individual Calculations January 2009 |
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| Powell, Grant Total change: 18.75 | |   |
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| 8th Annual Ken Smith Memorial Open | Fort Worth, Texas | USA | 2008-11-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2080 | 1918 | 2.00 | 4 | 0.75 | 25 | 18.75 | |
|  Salman, Mohammad Y | | | 2234 | JOR | 0.00 | 1 | -0.13 | 25 | -3.25 | |  Michaelides, Evan | | | 2268 | USA | 1.00 | 1 | 0.89 | 25 | 22.25 | | | Chiang, Jonathan | | | 1568 | USA | 1.00 | 1 | 0.11 | 25 | 2.75 | | | Chua, Alexander J | | | 2249 | USA | 0.00 | 1 | -0.12 | 25 | -3.00 | |
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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