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Individual Calculations September 2009 |
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| Marsh, Matthew L Total change: -7.50 | |   |
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| 36th LPO | Winston-Salem, North Carolina | USA | 2009-07-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2172 | 2122 | 1.00 | 3 | -0.30 | 25 | -7.50 | |
|  Jones, Craig W | | | 2239 | USA | 1.00 | 1 | 0.66 | 25 | 16.50 | |  Dana, Maurice | | | 2103 | USA | 0.00 | 1 | -0.53 | 25 | -13.25 | | | Pohl, Klaus A | | | 2174 | USA | 0.00 | 1 | -0.43 | 25 | -10.75 | |
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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