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Individual Calculations June 2019 |
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| Posthuma, Joshua Total change: -6.20 | |   |
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| 28th Annual Chicago Open | Wheeling, Illinois | USA | 2019-05-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2242 | 2327 | 5.00 | 9 | -0.31 | 20 | -6.20 | |
|  Meduri, Aakaash | | | 2000 | USA | 1.00 | 1 | 0.13 | 20 | 2.60 | |  Sorokin, Aleksey | f | | 2531 | RUS | 0.00 | 1 | -0.24 | 20 | -4.80 | | | Lee, Megan | | wm | 2088 | USA | 0.50 | 1 | -0.30 | 20 | -6.00 | | | Song, Alan | | | 2078 | USA | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Mitkov, Nikola | g | | 2500 | MKD | 0.00 | 1 | -0.27 | 20 | -5.40 | | | Zhou, Aiden | | | 1927 * | CAN | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Sheng, Joshua | m | | 2451 | USA | 0.50 | 1 | 0.17 | 20 | 3.40 | | | Hevia Alejano, Carlos Antonio | g | | 2471 | CUB | 0.00 | 1 | -0.31 | 20 | -6.20 | | | Eidelman, Gabriel | | | 2128 | USA | 1.00 | 1 | 0.24 | 20 | 4.80 | | | * 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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