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Individual Calculations August 2018 |
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| Matus, Nastassja Total change: 45.60 | |   |
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| 46th Annual World Open | Philadelphia, Pennsylvania | USA | 2018-07-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2142 | 1960 | 3.00 | 9 | 0.59 | 38 | 22.42 | |
|  Song, Edward | f | | 2275 | USA | 0.00 | 1 | -0.14 | 38 | -5.32 | |  Narayanan, Samrug | | | 2139 | USA | 0.50 | 1 | 0.23 | 38 | 8.74 | | | Virkud, Apurva | | wf | 2132 | USA | 0.00 | 1 | -0.27 | 38 | -10.26 | | | Lu, Maximillian | f | | 2211 | USA | 1.00 | 1 | 0.81 | 38 | 30.78 | | | Baquero, Luis A | | | 2115 | COL | 0.00 | 1 | -0.29 | 38 | -11.02 | | | Subervi, Jonathan | | | 2127 | DOM | 1.00 | 1 | 0.72 | 38 | 27.36 | | | Elezi, Luan | | | 2129 | USA | 0.00 | 1 | -0.28 | 38 | -10.64 | | | Perez-Billinghurst, Ricardo | | | 2070 | USA | 0.50 | 1 | 0.15 | 38 | 5.70 | | | Polgar-Shutzman, Tom | | | 2076 | USA | 0.00 | 1 | -0.34 | 38 | -12.92 | |
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 U.S. Girls Junior Championship | Saint Louis, Missouri | USA | 2018-07-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2162 | 1960 | 3.00 | 9 | 0.61 | 38 | 23.18 | |
| | Cervantes, Thalia | | wf | 2208 | USA | 0.50 | 1 | 0.31 | 38 | 11.78 | | | Feng, Maggie | f | wc | 2236 | USA | 0.00 | 1 | -0.17 | 38 | -6.46 | | | Morris-Suzuki, Sophie | | | 1980 | USA | 1.00 | 1 | 0.53 | 38 | 20.14 | | | Samadashvili, Martha | | wf | 2040 | USA | 0.00 | 1 | -0.39 | 38 | -14.82 | | | Yip, Carissa | f | wf | 2360 * | USA | 0.00 | 1 | -0.08 | 38 | -3.04 | | | Yu, Jennifer | f | wm | 2358 | USA | 0.00 | 1 | -0.08 | 38 | -3.04 | | | Wu, Rochelle | | wc | 2110 | USA | 1.00 | 1 | 0.70 | 38 | 26.60 | | | Vittal, Sanjana | | wf | 1947 | USA | 0.50 | 1 | -0.02 | 38 | -0.76 | | | Nguyen, Emily | | wm | 2215 | USA | 0.00 | 1 | -0.19 | 38 | -7.22 | | | * 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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