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Individual Calculations October 2019 |
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| Posthuma, Joshua Total change: 4.20 | |   |
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| 2019 Michigan Open | Lansing, Michigan | USA | 2019-08-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2054 | 2345 | 6.00 | 7 | 0.21 | 20 | 4.20 | |
|  Aldrich, Justin | | | 1945 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Odonnell, Robert | | | 1986 | USA | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Bailey, Gregory | | | 1945 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Homa, Seth | f | | 2279 | USA | 0.50 | 1 | -0.09 | 20 | -1.80 | | | Lopez, Mauro | | | 2168 | MEX | 0.50 | 1 | -0.23 | 20 | -4.60 | | | Noren, Kevin | | | 2010 | USA | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Zheng, Michael | | | 2043 | USA | 1.00 | 1 | 0.15 | 20 | 3.00 | | | * 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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