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Individual Calculations February 2022 |
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| Chen, Kevin Total change: -15.60 | |   |
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| 10th Annual Boston Chess Congress - Under 2100 | Boston, Massachusetts | USA | 2022-01-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1547 | 1641 | 1.50 | 3 | -0.39 | 40 | -15.60 | |
|  Tu, Lawrence | | | 1568 | USA | 0.00 | 1 | -0.60 | 40 | -24.00 | |  Gaciu, Vlad Jan | | | 1534 | CAN | 1.00 | 1 | 0.35 | 40 | 14.00 | | | Li, Justin Y | | | 1539 | USA | 0.50 | 1 | -0.14 | 40 | -5.60 | |
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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