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Individual Calculations October 2021 |
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| Xia, Ruoxiao Total change: 61.60 | |   |
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| 2021 Illinois Open State Championship - Open | Northbrook, Illinois | USA | 2021-09-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1891 | 1692 | 2.00 | 5 | 0.62 | 40 | 24.80 | |
|  Ladan, Nicholas | | | 2075 | USA | 0.00 | 1 | -0.09 | 40 | -3.60 | | | Velazquez, Kevin | | | 1940 | USA | 0.50 | 1 | 0.31 | 40 | 12.40 | |  Ashuev, Yuri | | | 2059 | USA | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Sax, Robert | | | 1449 | USA | 1.00 | 1 | 0.20 | 40 | 8.00 | | | Brock, William H | | | 1934 | USA | 0.50 | 1 | 0.30 | 40 | 12.00 | |
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) | | | | 2021 Indy FIDE - Premier | Indianapolis, Indiana | USA | 2021-09-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1952 | 1692 | 2.00 | 5 | 0.92 | 40 | 36.80 | |
| | Kurtz, Eric M | | | 2080 | USA | 1.00 | 1 | 0.91 | 40 | 36.40 | | | Lopez Romero, Mauro Alberto | | | 2092 * | MEX | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Adury, Anant | | | 1681 | USA | 0.00 | 1 | -0.52 | 40 | -20.80 | | | Silverstein, Jonathan | | | 1852 | USA | 0.50 | 1 | 0.21 | 40 | 8.40 | | | Smith, Garrett L | | | 2055 | USA | 0.50 | 1 | 0.40 | 40 | 16.00 | | | * 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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