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Individual Calculations February 2023 |
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| Wang, Ethan Yizhe Total change: 2.00 | |   |
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| 32nd annual North American Open - U2100 | Paradise, Nevada | USA | 2022-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1619 | 1623 | 4.50 | 7 | 1.00 | 40 | 40.00 | |
|  Jin, David | | | 1548 | USA | 1.00 | 1 | 0.40 | 40 | 16.00 | |  Wongso, Merissa | | | 1342 | USA | 1.00 | 1 | 0.16 | 40 | 6.40 | | | Jou, Esther | | | 1709 | USA | 0.50 | 1 | 0.12 | 40 | 4.80 | | | Coffman, Charles Z | | | 1809 | USA | 0.00 | 1 | -0.26 | 40 | -10.40 | | | Scull, Kevin | | | 1586 | USA | 1.00 | 1 | 0.45 | 40 | 18.00 | | | Giordani, Daniel Jacob | | | 1616 | USA | 1.00 | 1 | 0.49 | 40 | 19.60 | | | Maridi, Ritvik Kishore | | | 1722 | USA | 0.00 | 1 | -0.36 | 40 | -14.40 | |
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) | | | | Houston Winter Championship 2023 - Championship Section | Houston, TX | USA | 2023-01-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1727 | 1622 | 0.50 | 4 | -0.95 | 40 | -38.00 | |
| | Melillo, Lucius | | | 1839 | USA | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Pathak, Dhruv | | | 1768 | USA | 0.50 | 1 | 0.20 | 40 | 8.00 | | | Yang, Daniel | | | 1784 | USA | 0.00 | 1 | -0.29 | 40 | -11.60 | | | Yuan, Owen | | | 1516 | USA | 0.00 | 1 | -0.64 | 40 | -25.60 | |
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) | | |
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