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Individual Calculations September 2023 |
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| Zhang, Alicia S Total change: 1.60 | |   |
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| 2023 Houston Chess Festival - U2000 | Houston, TX | USA | 2023-07-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1541 | 1434 | 1.50 | 4 | 0.06 | 40 | 2.40 | |
|  Huddleston, James | | | 1629 | USA | 0.00 | 1 | -0.25 | 40 | -10.00 | | | Bhangale, Likhit | | | 1609 | USA | 0.50 | 1 | 0.23 | 40 | 9.20 | |  Sustento, Brandon | | | 1520 | USA | 1.00 | 1 | 0.62 | 40 | 24.80 | | | Mohsenin, Cyrus | | | 1407 | USA | 0.00 | 1 | -0.54 | 40 | -21.60 | |
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) | | | | Houston Summer Championship 2023 | Houston, TX | USA | 2023-08-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1640 | 1434 | 1.00 | 4 | -0.02 | 40 | -0.80 | |
| | Singh, Siddharth | | | 1790 | USA | 0.00 | 1 | -0.11 | 40 | -4.40 | | | Zhang, Sunny | | | 1659 | USA | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Palani, Mohnishkirupaa | | | 1659 | USA | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Petukhov, Arthur | | | 1452 | USA | 1.00 | 1 | 0.53 | 40 | 21.20 | |
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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