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Individual Calculations October 2017 |
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| Posthuma, Joshua G Total change: -24.80 | |   |
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| 2017 Michigan Open | Dearborn, Michigan | USA | 2017-09-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1880 | 2204 | 4.50 | 6 | -0.62 | 40 | -24.80 | |
|  Bailey, Gregory E | | | 1804 * | USA | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Schremser, Andrew | | | 1894 | USA | 1.00 | 1 | 0.14 | 40 | 5.60 | | | Li, Eric M | | | 1844 | CAN | 0.00 | 1 | -0.90 | 40 | -36.00 | | | Zheng, Michael Zihan | | | 1804 * | USA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Hubbard, Andrew D | f | | 2132 | USA | 0.50 | 1 | -0.10 | 40 | -4.00 | | | Shibata, Robert | | | 1804 * | USA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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