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Individual Calculations August 2018 |
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| De Fotis, Gary C Total change: 41.20 | |   |
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| 12th Annual Philadelphia International | Philadelphia, Pennsylvania | USA | 2018-06-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2252 | 1959 | 4.00 | 8 | 2.69 | 20 | 53.80 | |
|  Paul, Justin | | | 2324 | USA | 1.00 | 1 | 0.90 | 20 | 18.00 | |  Coleman, Teddy | m | | 2359 * | USA | 0.50 | 1 | 0.42 | 20 | 8.40 | | | Mulyar, Michael | m | | 2359 * | USA | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Daggupati, Balaji | f | | 2268 | USA | 0.50 | 1 | 0.36 | 20 | 7.20 | | | Pressman, Leif | f | | 2275 | USA | 0.00 | 1 | -0.13 | 20 | -2.60 | | | Wang, Alex | | | 2107 | USA | 0.50 | 1 | 0.20 | 20 | 4.00 | | | Liang, Hairan | c | | 2169 | CAN | 0.50 | 1 | 0.27 | 20 | 5.40 | | | Graif, William | | | 2156 | CAN | 1.00 | 1 | 0.75 | 20 | 15.00 | | | * 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) | | | | 46th Annual World Open | Philadelphia, Pennsylvania | USA | 2018-07-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2198 | 1959 | 0.00 | 3 | -0.63 | 20 | -12.60 | |
| | Sohal, Tanraj | f | | 2299 | CAN | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Huang, Qiuyu | f | | 2108 | CAN | 0.00 | 1 | -0.30 | 20 | -6.00 | | | Wang, Jason | c | | 2187 | USA | 0.00 | 1 | -0.21 | 20 | -4.20 | |
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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