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Individual Calculations July 2013 |
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| Lastra, Ricardo Total change: -8.10 | |   |
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| 2013 Michigan Bottom Half Class Championship | Comstock Park, Michigan | USA | 2013-06-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1956 | 2165 | 0.50 | 1 | -0.27 | 30 | -8.10 | |
|  Wijetunge, Ivan | | | 1956 | USA | 0.50 | 1 | -0.27 | 30 | -8.10 | |
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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