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Individual Calculations November 2023 |
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| Tan, Ralph Total change: -2.80 | |   |
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| 31st annual Midwest Class Championships - Premier | Wheeling, IL | USA | 2023-10-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1960 | 1993 | 1.50 | 3 | -0.14 | 20 | -2.80 | |
|  Platnick, Elijah Samuel | | | 2009 | USA | 0.50 | 1 | 0.02 | 20 | 0.40 | |  Ponukumati, Aditya | | | 1984 | USA | 0.00 | 1 | -0.51 | 20 | -10.20 | | | Hanke, Harvey | | | 1886 | USA | 1.00 | 1 | 0.35 | 20 | 7.00 | |
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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