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Individual Calculations July 2023 |
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| Dehmelt, Karl Total change: -83.60 | |   |
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| 10th Cherry Blossom Classic - U2300 | Dulles, Virginia | USA | 2023-05-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1771 | 2220 | 6.00 | 9 | -2.30 | 20 | -46.00 | |
|  Li, Michael | | | 1709 | USA | 0.50 | 1 | -0.46 | 20 | -9.20 | |  Fischer, Robert J | | | 1779 | USA | 0.00 | 1 | -0.94 | 20 | -18.80 | | | Guo, Edward | | | 1657 | USA | 0.00 | 1 | -0.98 | 20 | -19.60 | | | Verma, Angelina | | | 1820 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Debmisra, Ariv | | | 1602 | USA | 1.00 | 1 | 0.02 | 20 | 0.40 | | | Yang, Jack Nathani | | | 1857 | USA | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Chandi, Ishnoor | | | 1625 | USA | 1.00 | 1 | 0.02 | 20 | 0.40 | | | Hyland, Mark | | | 1868 | USA | 1.00 | 1 | 0.11 | 20 | 2.20 | | | Rychkov, Roman | | | 2023 | USA | 0.50 | 1 | -0.25 | 20 | -5.00 | | | * 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) | | | | 2023 Virginia Senior Open | Dulles, Virgina | USA | 2023-06-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1840 | 2220 | 1.50 | 2 | -0.32 | 20 | -6.40 | |
| | Middaugh, Jon | | | 1820 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Carey, Michael P | | | 1860 | USA | 0.50 | 1 | -0.40 | 20 | -8.00 | | | * 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) | | | | 17th annual Philadelphia Open - Major | Philadelphia, PA | USA | 2023-06-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1823 | 2220 | 3.00 | 5 | -1.56 | 20 | -31.20 | |
| | Li, Michael | | | 1696 | USA | 0.50 | 1 | -0.47 | 20 | -9.40 | | | Chang, Max | | | 1851 | USA | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Luo, Wesley | | | 1820 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Feng, Andrew T | | | 1850 | USA | 0.50 | 1 | -0.40 | 20 | -8.00 | | | Yang, Daniel | | | 1897 | USA | 0.00 | 1 | -0.87 | 20 | -17.40 | | | * 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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