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Individual Calculations August 2023 |
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| Su, Kenneth Total change: -52.00 | |   |
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| 2nd annual World Open Amateur | Philadelphia, PA | USA | 2023-06-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1739 | 1855 | 3.50 | 6 | -0.33 | 40 | -13.20 | |
|  Meyer-Chabris, Caleb | | | 1613 | USA | 1.00 | 1 | 0.20 | 40 | 8.00 | |  Mysore, Abhinav Naveen | | | 1733 | USA | 0.50 | 1 | -0.17 | 40 | -6.80 | | | Wu, Eliot S | | | 1503 | USA | 1.00 | 1 | 0.11 | 40 | 4.40 | | | Carey, Michael P | | | 1860 | USA | 0.50 | 1 | 0.01 | 40 | 0.40 | | | Campbell, Joshua Arden | | | 1951 | USA | 0.00 | 1 | -0.37 | 40 | -14.80 | | | Canzhou, He | | | 1773 | CHN | 0.50 | 1 | -0.11 | 40 | -4.40 | |
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) | | | | 51st annual World Open - U2200 | Philadelphia, PA | USA | 2023-06-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1783 | 1855 | 2.00 | 5 | -0.97 | 40 | -38.80 | |
| | Diaz, Jose Raul | | | 1874 | USA | 0.50 | 1 | 0.03 | 40 | 1.20 | | | Su, Kevin | | | 1946 | USA | 0.00 | 1 | -0.38 | 40 | -15.20 | | | Mutnuri, Krishna S | | | 1681 | USA | 0.50 | 1 | -0.23 | 40 | -9.20 | | | Vega, Isaac | | | 1763 | USA | 1.00 | 1 | 0.37 | 40 | 14.80 | | | Schwartz, Jared Et | | | 1650 | USA | 0.00 | 1 | -0.76 | 40 | -30.40 | |
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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