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Individual Calculations October 2021 |
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| Mahooti, James Total change: 5.20 | |   |
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| 2021 Howard Donnelly Memorial Championship - Under 2000 | San Francisco, California | USA | 2021-09-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1561 | 1497 | 1.00 | 2 | 0.13 | 40 | 5.20 | |
|  Alazawi, Samir | | | 1772 | USA | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Penagalapati, Anvitha | | | 1350 | USA | 1.00 | 1 | 0.30 | 40 | 12.00 | |
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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