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Individual Calculations September 2023 |
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| Meng, Joshua Total change: 24.40 | |   |
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| 2023 Houston Chess Festival - Open | Houston, TX | USA | 2023-07-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1670 | 1787 | 3.50 | 5 | 0.37 | 40 | 14.80 | |
|  Guel, Daniel Joseph | | | 1425 | USA | 1.00 | 1 | 0.10 | 40 | 4.00 | |  Kumarappan, Ganesh | | | 1955 | USA | 0.00 | 1 | -0.28 | 40 | -11.20 | | | Podder, Ronit | | | 1590 | USA | 1.00 | 1 | 0.25 | 40 | 10.00 | | | Backhouse, Wyatt | | | 1475 | USA | 1.00 | 1 | 0.14 | 40 | 5.60 | | | Hendrick, John | | | 1905 | USA | 0.50 | 1 | 0.16 | 40 | 6.40 | |
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) | | | | 31st annual Southern Open - Major | Orlando, FL | USA | 2023-07-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1823 | 1787 | 2.50 | 5 | 0.24 | 40 | 9.60 | |
| | Moore, Nickolas Arthur | | | 2092 | USA | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Sahai, Neel | | | 1473 | USA | 0.50 | 1 | -0.36 | 40 | -14.40 | | | Weaver, Roy Holland | | | 1662 | USA | 1.00 | 1 | 0.33 | 40 | 13.20 | | | Pena Cabrera, Osvaldo | | | 1979 | USA | 0.00 | 1 | -0.25 | 40 | -10.00 | | | Bias, Aaron | | | 1908 | USA | 1.00 | 1 | 0.66 | 40 | 26.40 | |
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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