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Individual Calculations October 2017 |
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| Demetruk, David Total change: 17.20 | |   |
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| 73rd Ohio Chess Congress | Aurora, Ohio | USA | 2017-09-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1910 | 1839 | 2.50 | 5 | 0.43 | 40 | 17.20 | |
|  Weaver, Benjamin W | | | 2073 | USA | 0.00 | 1 | -0.21 | 40 | -8.40 | |  Cheng, Emma | | | 1698 | USA | 1.00 | 1 | 0.31 | 40 | 12.40 | | | Magar, Thomas P | | | 2086 | USA | 0.50 | 1 | 0.31 | 40 | 12.40 | | | Basalla, Robert W | | | 1862 | USA | 1.00 | 1 | 0.53 | 40 | 21.20 | | | Holzmueller, Nathan | | | 1831 | USA | 0.00 | 1 | -0.51 | 40 | -20.40 | |
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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