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Individual Calculations September 2019 |
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| Wu, Derek Total change: -41.20 | |   |
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| 2019 NAYCC U18 Open | Kingston | CAN | 2019-08-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2049 | 2032 | 3.50 | 7 | 0.22 | 40 | 8.80 | |
|  Yip, Carissa | f | wm | 2300 | USA | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Merrigan, Daley | | | 1917 | CAN | 1.00 | 1 | 0.34 | 40 | 13.60 | |  De Costa, Alexander | | | 1632 * | CAN | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Chen, Richard | f | | 2291 | CAN | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Li, Max | | | 2113 | USA | 1.00 | 1 | 0.61 | 40 | 24.40 | | | Li, William | | | 2139 | CAN | 0.00 | 1 | -0.35 | 40 | -14.00 | | | Zhao, Harry | | | 1950 | CAN | 0.50 | 1 | -0.11 | 40 | -4.40 | | | * 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) | | | | 2019 U.S. Masters Championship | Greensboro, North Carolina | USA | 2019-08-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2056 | 2032 | 3.00 | 9 | -1.25 | 40 | -50.00 | |
| | Bodek, Michael | m | | 2395 | USA | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Aaron, Deepak | | | 2292 | USA | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Rodriguez Rivera, Pedro | m | | 2183 | CUB | 0.00 | 1 | -0.30 | 40 | -12.00 | | | Panuganti, Kireet | | | 2002 | USA | 1.00 | 1 | 0.46 | 40 | 18.40 | | | Singh, Hersh | | | 1920 | USA | 0.50 | 1 | -0.15 | 40 | -6.00 | | | Matta, Nicholas | | | 2117 | USA | 0.00 | 1 | -0.38 | 40 | -15.20 | | | Chen, Alex | | | 2034 | USA | 0.50 | 1 | 0.00 | 40 | 0.00 | | | Prabhu, Naveen | | | 1686 | USA | 1.00 | 1 | 0.11 | 40 | 4.40 | | | Fischer, Robert | | | 1874 | USA | 0.00 | 1 | -0.71 | 40 | -28.40 | |
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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