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Individual Calculations September 2022 |
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| Feng, Eric Total change: -34.40 | |   |
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| 12th Annual Barber National Tournament of Middle School State Champions | Rancho Mirage, California | USA | 2022-07-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1697 | 1911 | 2.00 | 4 | -0.86 | 40 | -34.40 | |
|  Liang, Ethan Y | | | 1632 | USA | 0.50 | 1 | -0.34 | 40 | -13.60 | |  Liu, Eric Chang | | | 2190 | USA | 0.00 | 1 | -0.16 | 40 | -6.40 | | | Mikoyan, Suren | | | 1511 * | USA | 0.50 | 1 | -0.42 | 40 | -16.80 | | | Bruni, Xavier | | | 1455 | USA | 1.00 | 1 | 0.06 | 40 | 2.40 | | | * 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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