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Individual Calculations August 2021 |
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| Lee, Daniel Total change: 241.60 | |   |
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| 49th Annual World Open - Under 2200 | Philadelphia, Pennsylvania | USA | 2021-07-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1854 | 1461 | 4.50 | 7 | 3.91 | 40 | 156.40 | |
|  Bader, Jeremy | | | 1825 | USA | 1.00 | 1 | 0.90 | 40 | 36.00 | |  Carey, Michael P | | | 1861 * | USA | 1.00 | 1 | 0.92 | 40 | 36.80 | | | Wilson, Ronen | | | 1861 * | USA | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Sanders, Lewis Franklin | | | 1850 | USA | 1.00 | 1 | 0.91 | 40 | 36.40 | | | Lopez, Angel | | | 1861 * | USA | 1.00 | 1 | 0.92 | 40 | 36.80 | | | Ehsani, Yassamin | | wf | 1861 * | USA | 0.50 | 1 | 0.42 | 40 | 16.80 | | | Jiang, Brandon | | | 1861 * | USA | 0.00 | 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) | | | | 14th Annual Chicago Class - Expert | Wheeling, Illinois | USA | 2021-07-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1766 | 1461 | 3.00 | 5 | 2.13 | 40 | 85.20 | |
| | Setiadikurnia, Sloan | | | 1861 * | USA | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Bruha, Nicholas | | | 1842 | USA | 1.00 | 1 | 0.91 | 40 | 36.40 | | | Sax, Robert D | | | 1445 | USA | 1.00 | 1 | 0.48 | 40 | 19.20 | | | Yellamraju, Ambica | | wc | 1822 | USA | 1.00 | 1 | 0.90 | 40 | 36.00 | | | Tkachenko, Erik | | | 1861 * | USA | 0.00 | 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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