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Individual Calculations August 2023 |
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| Lee, Alice Total change: -4.80 | |   |
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| 51st annual World Open - Open | Philadelphia, PA | USA | 2023-06-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2226 | 2390 | 6.00 | 9 | -0.05 | 20 | -1.00 | |
|  Muthukumar, Haari | | | 1983 | USA | 0.50 | 1 | -0.42 | 20 | -8.40 | |  Liu, Ethan | | | 1990 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Wang, Alex Yuxuan | | | 2047 | USA | 0.50 | 1 | -0.38 | 20 | -7.60 | | | Ho, Cooper | | | 2097 | USA | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Hu, Merric | | | 2022 | USA | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Cruz, Cristhian | g | | 2522 | PER | 1.00 | 1 | 0.68 | 20 | 13.60 | | | Mikhalevski, Victor | g | | 2519 | ISR | 0.50 | 1 | 0.17 | 20 | 3.40 | | | Niemann, Hans | g | | 2695 | USA | 0.00 | 1 | -0.14 | 20 | -2.80 | | | Zhong, Kevin | f | | 2156 | CAN | 0.50 | 1 | -0.29 | 20 | -5.80 | | | * 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) | | | | 1000GM NY Summer Norm Invitational - GM A | New York, New York | USA | 2023-07-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2448 | 2393 | 3.00 | 9 | -0.83 | 20 | -16.60 | |
| | Ostrovskiy, Aleksandr | m | | 2356 | USA | 0.50 | 1 | -0.05 | 20 | -1.00 | | | Pakleza, Zbigniew | g | | 2494 | POL | 0.50 | 1 | 0.14 | 20 | 2.80 | | | Lu, Maximillian | m | | 2394 | USA | 0.50 | 1 | 0.00 | 20 | 0.00 | | | Mikhalevski, Victor | g | | 2524 | ISR | 0.50 | 1 | 0.18 | 20 | 3.60 | | | Wang, Justin | m | | 2488 | USA | 0.00 | 1 | -0.37 | 20 | -7.40 | | | Zumsande, Martin | m | | 2421 | GER | 0.00 | 1 | -0.46 | 20 | -9.20 | | | Guo, Arthur | m | | 2483 | USA | 0.00 | 1 | -0.38 | 20 | -7.60 | | | Wang, Kevin | m | | 2393 | USA | 0.50 | 1 | 0.00 | 20 | 0.00 | | | Barbosa, Oliver | g | | 2475 | PHI | 0.50 | 1 | 0.11 | 20 | 2.20 | |
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) | | | | 2023 US Girls' Junior Championship | St. Louis, Missouri | USA | 2023-07-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2167 | 2393 | 7.50 | 9 | 0.64 | 20 | 12.80 | |
| | Prasanna, Gracy | | wf | 2012 | USA | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Yan, Ruiyang | f | wc | 2206 | USA | 0.50 | 1 | -0.24 | 20 | -4.80 | | | Atwell, Rose | | | 2171 | USA | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Tang, Zoey | f | wm | 2290 | USA | 1.00 | 1 | 0.36 | 20 | 7.20 | | | Wu, Rochelle | f | wg | 2253 | USA | 0.50 | 1 | -0.19 | 20 | -3.80 | | | Liu, Kelsey | | | 1997 | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Yip, Carissa | m | wg | 2369 | USA | 1.00 | 1 | 0.47 | 20 | 9.40 | | | Mou, Iris | | wm | 2214 | USA | 0.50 | 1 | -0.23 | 20 | -4.60 | | | Mangalam, Shreya | | wc | 1993 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * 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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