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Individual Calculations April 2023 |
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| Spector, Marchand Total change: 30.00 | |   |
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| 30th annual Western Class Championships - Expert | Irvine, CA | USA | 2023-03-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1814 | 1596 | 2.00 | 5 | 0.75 | 40 | 30.00 | |
|  Jou, Esther | | | 1734 | USA | 0.00 | 1 | -0.31 | 40 | -12.40 | | | Shi, Roger V V | | | 1981 | USA | 0.00 | 1 | -0.09 | 40 | -3.60 | |  Chipkin, Leonard B | | | 1965 | USA | 1.00 | 1 | 0.90 | 40 | 36.00 | | | Subedi, Avinaya | | | 1810 | NEP | 0.00 | 1 | -0.23 | 40 | -9.20 | | | Porat, Tori | | wc | 1580 | USA | 1.00 | 1 | 0.48 | 40 | 19.20 | |
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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