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Individual Calculations June 2024 |
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| Cao, Frank Zhongti Total change: -7.60 | |   |
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| 1st Annual Northern Class Championship | Langhorne, Pennsylvania | USA | 2024-05-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1815 | 1780 | 2.50 | 5 | 0.16 | 40 | 6.40 | |
|  Garcia, Erick Gumersindo | | | 2117 | USA | 0.00 | 1 | -0.12 | 40 | -4.80 | |  Rana, Oliver | | | 1724 | USA | 0.50 | 1 | -0.08 | 40 | -3.20 | | | Gao, Lilianna | | | 1643 | USA | 0.50 | 1 | -0.18 | 40 | -7.20 | | | Chakraborty, Rayansh Mondal | | | 1806 | USA | 0.50 | 1 | 0.04 | 40 | 1.60 | | | Yu, Yang | | | 1783 | USA | 1.00 | 1 | 0.50 | 40 | 20.00 | |
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) | | | | 92nd Massachusetts Open | Westford, MA | USA | 2024-05-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1829 | 1780 | 1.50 | 4 | -0.35 | 40 | -14.00 | |
| | Zhang, Roger | | | 2180 * | USA | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Naba, Karim | | | 1818 | USA | 0.50 | 1 | 0.05 | 40 | 2.00 | | | Wu, Felix | | | 1613 | USA | 0.50 | 1 | -0.22 | 40 | -8.80 | | | Mashkov, David Alexander | | | 1705 | USA | 0.50 | 1 | -0.10 | 40 | -4.00 | | | * 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) | | |
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