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Individual Calculations December 2023 |
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| Kim, Changhyung Total change: 10.40 | |   |
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| 2023 Washington Challenger's Cup | Seattle, WA | USA | 2023-10-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2020 | 1812 | 0.00 | 1 | -0.23 | 20 | -4.60 | |
|  Jiang, Brandon | c | | 2020 | USA | 0.00 | 1 | -0.23 | 20 | -4.60 | |
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) | | | | 18th annual Los Angeles Open - U2100 | Irvine, CA | USA | 2023-11-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1665 | 1819 | 3.00 | 3 | 0.93 | 20 | 18.60 | |
| | Silvestre, Alex Jampier | | | 1814 | MEX | 1.00 | 1 | 0.49 | 20 | 9.80 | |  Hsiao, Oliver | | | 1512 | USA | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Gevorgyan, Davit | | | 1669 | USA | 1.00 | 1 | 0.30 | 20 | 6.00 | |
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) | | | | 32nd annual Kings Island Open - U2100 | Blue Ash, OH | USA | 2023-11-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1643 | 1819 | 2.00 | 3 | -0.18 | 20 | -3.60 | |
| | Bruni, Xavier | | | 1539 | USA | 1.00 | 1 | 0.16 | 20 | 3.20 | | | Smith, Alexander | | | 1742 | USA | 0.00 | 1 | -0.61 | 20 | -12.20 | | | Thompson, Sean D | | | 1647 | USA | 1.00 | 1 | 0.27 | 20 | 5.40 | |
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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