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Individual Calculations July 2023 |
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| Skorobogatykh, Andrei Total change: -25.80 | |   |
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| 32nd annual Chicago Open - U2100 Section | Wheeling, IL | USA | 2023-05-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1673 | 1856 | 3.00 | 6 | -1.29 | 20 | -25.80 | |
|  Hanke, Harvey | | | 1552 | USA | 0.50 | 1 | -0.36 | 20 | -7.20 | |  Zhang, Michelle | | | 1456 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Murray, William | | | 1836 | USA | 0.00 | 1 | -0.53 | 20 | -10.60 | | | Cusumano, Steven Joseph | | | 1811 | USA | 0.00 | 1 | -0.56 | 20 | -11.20 | | | Craigmile, Charles H | | | 1621 | USA | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Silverstein, Jonathan | | | 1764 | USA | 0.50 | 1 | -0.13 | 20 | -2.60 | | | * 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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