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Individual Calculations September 2023 |
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| Zhang, Oscar Yihang Total change: 40.80 | |   |
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| 6th Annual Queen City of the Prairie Open and Fort Worth Championship | Fort Worth, Texas | USA | 2023-07-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1647 | 1459 | 2.00 | 3 | 1.18 | 40 | 47.20 | |
|  Navarro, Roman Nicholas | | | 1693 | USA | 0.50 | 1 | 0.29 | 40 | 11.60 | |  Haskin, Zachary | | | 1777 | USA | 1.00 | 1 | 0.87 | 40 | 34.80 | | | Zhou, Brian Xing | | | 1470 | USA | 0.50 | 1 | 0.02 | 40 | 0.80 | |
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 Houston Chess Festival - U2000 | Houston, TX | USA | 2023-07-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1427 | 1459 | 2.00 | 4 | -0.17 | 40 | -6.80 | |
| | Le, Khang | | | 1233 | USA | 0.50 | 1 | -0.29 | 40 | -11.60 | | | Aggarwal, Jatin | | | 1512 | USA | 1.00 | 1 | 0.57 | 40 | 22.80 | | | Arellano, Santiago | | | 1335 | USA | 0.50 | 1 | -0.17 | 40 | -6.80 | | | Huddleston, James | | | 1629 | USA | 0.00 | 1 | -0.28 | 40 | -11.20 | |
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) | | | | 2023 DFW FIDE 6 - Premier | Irving, TX | USA | 2023-08-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1557 | 1449 | 1.50 | 5 | -0.31 | 40 | -12.40 | |
| | Roy, Aanya | | | 1569 | IND | 0.00 | 1 | -0.34 | 40 | -13.60 | | | Maddipati, Srihas | | | 1467 | USA | 1.00 | 1 | 0.53 | 40 | 21.20 | | | Sherman, Evan | | | 1593 | USA | 0.50 | 1 | 0.19 | 40 | 7.60 | | | Chen, Tianjun | | | 1724 | USA | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Wang, Jason | | | 1434 | USA | 0.00 | 1 | -0.52 | 40 | -20.80 | |
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 |
| 1595 | 1449 | 2.00 | 5 | 0.32 | 40 | 12.80 | |
| | Maddipati, Srihas | | | 1467 | USA | 1.00 | 1 | 0.53 | 40 | 21.20 | | | Yang, Daniel | | | 1886 | USA | 0.00 | 1 | -0.06 | 40 | -2.40 | | | Martins, Devin | | | 1524 | USA | 0.00 | 1 | -0.40 | 40 | -16.00 | | | Palani, Mohnishkirupaa | | | 1659 | USA | 1.00 | 1 | 0.77 | 40 | 30.80 | | | Krishnan, Anish | | | 1438 | USA | 0.00 | 1 | -0.52 | 40 | -20.80 | |
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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