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Individual Calculations February 2023 |
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| Weiner, Zack J Total change: -25.60 | |   |
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| 32nd annual North American Open - U2300 | Paradise, Nevada | USA | 2022-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1780 | 2094 | 4.50 | 7 | -1.28 | 20 | -25.60 | |
|  Li, Iris | | | 1531 | USA | 1.00 | 1 | 0.02 | 20 | 0.40 | |  Song, Scott | | | 1624 | USA | 1.00 | 1 | 0.05 | 20 | 1.00 | | | Nathan, Krishna | | | 2036 | USA | 0.00 | 1 | -0.58 | 20 | -11.60 | | | Pakh, Alex | | | 1839 | USA | 0.50 | 1 | -0.31 | 20 | -6.20 | | | Fang, Elbert | | | 1764 | USA | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Kodihalli, Kaustubh | | | 1694 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Macaspac, Arthur | | | 1975 | USA | 0.00 | 1 | -0.66 | 20 | -13.20 | | | * 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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