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Individual Calculations September 2023 |
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| Lee, Justin Total change: 0.00 | |   |
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| 2023 U.S. Junior Open Championship | Elmhurst, IL | USA | 2023-07-21 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1835 | 0 | 2.00 | 4 | 0.00 | 1835 | | 0.00 | |
|  Singh, Hersh | | | 2060 | USA | 0.00 | 1 | 0.00 | | 0.00 | | | Barretto, Ryan Sanjay | | | 1965 | USA | 0.00 | 1 | 0.00 | | 0.00 | | | Pikus, Matthew Kent | | | 1625 | USA | 1.00 | 1 | 0.00 | | 0.00 | |  Prabhu, Sanjith | | | 1690 | USA | 1.00 | 1 | 0.00 | | 0.00 | |
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) | | | | XXXIII Pan-American Youth Chess Festival - Under 12 Open | Chicago, IL | USA | 2023-08-12 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1283 | 0 | 4.00 | 9 | 0.00 | 1240 | | 0.00 | |
| | Simo Paulino, Leonardo Michael | | | 1534 | DOM | 0.00 | 1 | 0.00 | | 0.00 | | | Berrios Cuadra, Michael Stefan | | | 1242 | NCA | 0.00 | 1 | 0.00 | | 0.00 | | | Zegarra Castaneda, Oliver Mateo | | | 1071 | PER | 1.00 | 1 | 0.00 | | 0.00 | | | Lopez Valladarez, Yankel Abraham | | | 1251 | HON | 1.00 | 1 | 0.00 | | 0.00 | | | Vilca Contreras, Dante Ivan | | | 1488 | PER | 0.00 | 1 | 0.00 | | 0.00 | | | Mintz, Nathan | | | 1243 | USA | 1.00 | 1 | 0.00 | | 0.00 | | | Ramkumar, Nikhil | | | 1438 | USA | 0.00 | 1 | 0.00 | | 0.00 | | | Gomes Barranco, Manuel Ignacio | | | 1163 | PAN | 0.50 | 1 | 0.00 | | 0.00 | | | Shergil, Ronak | | | 1114 | JAM | 0.50 | 1 | 0.00 | | 0.00 | |
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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