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Individual Calculations January 2022 |
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| Chen, Ryan Zilu Total change: -83.20 | |   |
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| 52nd Annual National Chess Congress - Under 2200 | Philadelphia, Pennsylvania | USA | 2021-11-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1498 | 1588 | 1.00 | 5 | -2.08 | 40 | -83.20 | |
|  Xiong, Lang Leo | | | 1482 | USA | 0.00 | 1 | -0.64 | 40 | -25.60 | | | Desai, Ved Jignesh | | | 1619 | USA | 0.50 | 1 | 0.04 | 40 | 1.60 | |  Qian, Bobby | | | 1348 | USA | 0.00 | 1 | -0.80 | 40 | -32.00 | | | Shen, Edward | | | 1589 | USA | 0.50 | 1 | 0.00 | 40 | 0.00 | | | Laido, Olivia | | | 1452 | USA | 0.00 | 1 | -0.68 | 40 | -27.20 | |
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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