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Individual Calculations August 2021 |
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| Yan, Nathan Total change: -24.40 | |   |
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| Best of the West 2021 - A | San Mateo, California | USA | 2021-07-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1703 | 1441 | 0.00 | 3 | -0.55 | 40 | -22.00 | |
|  Molodyk, Mikhail Alexandrovich | | | 1766 | RUS | 0.00 | 1 | -0.13 | 40 | -5.20 | |  Xiong, Andy | | | 1634 | USA | 0.00 | 1 | -0.25 | 40 | -10.00 | | | Fong, Kevin | | | 1710 | USA | 0.00 | 1 | -0.17 | 40 | -6.80 | |
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) | | | | SJCC Summer Championship | Milpitas, California | USA | 2021-07-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1614 | 1441 | 1.50 | 5 | -0.06 | 40 | -2.40 | |
| | Tia, Rudy | | | 1798 | PNG | 0.50 | 1 | 0.39 | 40 | 15.60 | | | Yang, Kevin | | | 1841 * | USA | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Yang, Vincent | | | 1623 | USA | 0.00 | 1 | -0.26 | 40 | -10.40 | | | Gu, Crystal | | | 1387 | USA | 1.00 | 1 | 0.42 | 40 | 16.80 | | | Wang, Jeffrey | | | 1423 | USA | 0.00 | 1 | -0.53 | 40 | -21.20 | | | * 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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