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Individual Calculations October 2019 |
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| Brock, William Total change: 13.60 | |   |
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| 2019 Illinois Open State Championship | Downers Grove, Illinois | USA | 2019-08-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2010 | 1919 | 3.00 | 6 | 0.68 | 20 | 13.60 | |
|  Kumar, Sruthi | | | 1519 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Liang, Justin | | | 2080 | USA | 1.00 | 1 | 0.71 | 20 | 14.20 | | | Findlay, Ian | f | | 2209 | CAN | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Ulrich, Susanna | | | 1873 | USA | 1.00 | 1 | 0.44 | 20 | 8.80 | | | Grabinsky, Aaron | | | 2319 * | USA | 0.00 | 1 | -0.08 | 20 | -1.60 | | | McEntee, Tim | | | 2059 | USA | 0.00 | 1 | -0.31 | 20 | -6.20 | | | * 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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