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Individual Calculations August 2018 |
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| Eidemiller, Mark Total change: 6.00 | |   |
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| 46th Annual World Open | Philadelphia, Pennsylvania | USA | 2018-07-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2162 | 2205 | 4.50 | 7 | 0.62 | 20 | 12.40 | |
|  Swiercz, Dariusz | g | | 2605 * | POL | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Kong, Dezheng | | | 2062 | CAN | 0.00 | 1 | -0.69 | 20 | -13.80 | | | Zheng, Michael Z | | | 1805 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Maldonado, Oscar L | | | 2033 | USA | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Ni, Winston | | | 1973 | USA | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Kumar, Nikhil | f | | 2300 | USA | 0.50 | 1 | 0.13 | 20 | 2.60 | | | Otchiyev, Arslan | | | 2356 | TKM | 1.00 | 1 | 0.70 | 20 | 14.00 | | | * 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) | | | | 2018 Potomac Open - U2300 | Rockville, Maryland | USA | 2018-07-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1987 | 2205 | 3.50 | 5 | -0.32 | 20 | -6.40 | |
| | Daniels, Jason | | | 1805 * | USA | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Tahmassebi, Bijan | | | 1977 | USA | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Liang, Jason | | | 1983 | USA | 0.50 | 1 | -0.28 | 20 | -5.60 | | | Treger, Yefim | | | 2110 | USA | 1.00 | 1 | 0.37 | 20 | 7.40 | | | Chiu, Isaac | | | 2058 | USA | 0.50 | 1 | -0.20 | 20 | -4.00 | | | * 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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