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Individual Calculations September 2021 |
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| Nguyen, James L Total change: -29.20 | |   |
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| 1st Joe Yun Memorial Chess Tournament | Akron, Ohio | USA | 2021-08-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2137 | 1931 | 0.00 | 3 | -0.81 | 40 | -32.40 | |
|  Bora, Safal | m | | 2331 * | USA | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Meekins, Kristopher C | | | 2146 | USA | 0.00 | 1 | -0.23 | 40 | -9.20 | | | Tan, Ralph | | | 1934 | USA | 0.00 | 1 | -0.50 | 40 | -20.00 | | | * 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) | | | | 16th Annual Indianapolis Open - Under 2100 | Indianapolis, Indiana | USA | 2021-08-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1756 | 1931 | 1.50 | 2 | 0.08 | 40 | 3.20 | |
| | Ren, Jesse | | | 1632 | USA | 0.50 | 1 | -0.35 | 40 | -14.00 | | | Smith, Roger Christopher | | | 1880 | USA | 1.00 | 1 | 0.43 | 40 | 17.20 | |
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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