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Individual Calculations September 2015 |
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| Zhao, Harry Total change: -100.00 | |   |
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| 2015 North American U20 Open Championships | Kitchener | CAN | 2015-07-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1875 | 1892 | 3.50 | 9 | -1.29 | 40 | -51.60 | |
|  Zhang, Yuanchen | f | | 2292 * | CAN | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Feng, Richard | | | 1656 | CAN | 1.00 | 1 | 0.20 | 40 | 8.00 | | | Chen, Richard | c | | 2082 | CAN | 0.00 | 1 | -0.25 | 40 | -10.00 | | | Li, Ben | | | 2188 | USA | 0.00 | 1 | -0.15 | 40 | -6.00 | | | Liang, Hairan | | | 1814 | CAN | 0.00 | 1 | -0.61 | 40 | -24.40 | | | Surya, Benito | | | 1706 | CAN | 0.50 | 1 | -0.24 | 40 | -9.60 | | | Liu, Daniel | | | 1666 | CAN | 1.00 | 1 | 0.21 | 40 | 8.40 | | | Zhang, Henry | | | 1593 | CAN | 0.00 | 1 | -0.85 | 40 | -34.00 | | | Hua, Eugene | c | | 1876 | CAN | 1.00 | 1 | 0.48 | 40 | 19.20 | | | * 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) | | | | 2015 Hamilton Open | Hamilton | CAN | 2015-08-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1949 | 1892 | 0.50 | 4 | -1.21 | 40 | -48.40 | |
| | Pace, Christopher | | | 2091 | CAN | 0.00 | 1 | -0.24 | 40 | -9.60 | | | Gooding, Gordon | | | 1859 | CAN | 0.00 | 1 | -0.55 | 40 | -22.00 | | | Wight, Keith | | | 1981 | CAN | 0.50 | 1 | 0.12 | 40 | 4.80 | | | Yu, Wenlu | | | 1865 | CAN | 0.00 | 1 | -0.54 | 40 | -21.60 | |
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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