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Individual Calculations April 2023 |
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| Mahooti, James J Total change: -12.20 | |   |
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| 20th Wilkerson Memorial Championship - 1600-1999 | San Francisco, CA | USA | 2023-03-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1437 | 1575 | 2.00 | 4 | -0.61 | 20 | -12.20 | |
|  Ma, Matthew | | | 1175 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Lien, Henry | | | 1298 | USA | 0.00 | 1 | -0.83 | 20 | -16.60 | | | Bao, James | | | 1433 | USA | 1.00 | 1 | 0.31 | 20 | 6.20 | | | Walder, Michael | | | 1843 | USA | 0.00 | 1 | -0.17 | 20 | -3.40 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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