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Individual Calculations September 2023 |
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| Zheng, Yiyang Total change: 93.20 | |   |
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| 1000GM Summer Championship - 1800-2099 | Sunnyvale, CA | USA | 2023-07-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1574 | 1463 | 4.50 | 7 | 1.69 | 40 | 67.60 | |
|  Pramod, Pranavi | | | 1261 | USA | 1.00 | 1 | 0.24 | 40 | 9.60 | |  Pacheco, Dexter Vi | | | 1623 | USA | 1.00 | 1 | 0.71 | 40 | 28.40 | | | Posadas, Rayelynn | | | 1661 | ENG | 0.50 | 1 | 0.26 | 40 | 10.40 | | | Xiao, Michael | | | 1430 | USA | 0.50 | 1 | -0.05 | 40 | -2.00 | | | Chin, Zee | | | 1444 | USA | 1.00 | 1 | 0.47 | 40 | 18.80 | | | Palmero Martinez, | | wf | 2086 | CUB | 0.00 | 1 | -0.01 | 40 | -0.40 | | | Sethuraman, Anand | | | 1513 | USA | 0.50 | 1 | 0.07 | 40 | 2.80 | |
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) | | | | 13th annual Central California Open - U2100 | Fresno, CA | USA | 2023-08-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1731 | 1463 | 1.00 | 2 | 0.64 | 40 | 25.60 | |
| | Turner, Jesse A | | | 1774 | USA | 0.50 | 1 | 0.36 | 40 | 14.40 | | | Mohammed, Mansoor Taj | | | 1688 | USA | 0.50 | 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) | | |
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