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Individual Calculations October 2008 |
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| Waidyaratne, Kasun Total change: 8.70 | |   |
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| 64th Annual Ohio Chess Congress | Columbus, Ohio | USA | 2008-08-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2171 | 2144 | 1.50 | 2 | 0.58 | 15 | 8.70 | |
|  Markovits, Alex | | | 2184 | USA | 0.50 | 1 | 0.06 | 15 | 0.90 | |  Rea, Andrew B | | | 2157 | USA | 1.00 | 1 | 0.52 | 15 | 7.80 | |
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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