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Individual Calculations February 2019 |
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| Iwu, Okechukwu Total change: -27.40 | |   |
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| 2019 Winter Open | Roseville, Minnesota | USA | 2019-01-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1904 | 2129 | 2.50 | 5 | -1.37 | 20 | -27.40 | |
|  Talghader, John | | | 1783 | USA | 1.00 | 1 | 0.11 | 20 | 2.20 | |  Voje, Daniel | | | 1854 | USA | 0.50 | 1 | -0.33 | 20 | -6.60 | | | Sheehan, Andrew | | | 1877 | USA | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Wynn, Charles | | | 1979 | USA | 0.00 | 1 | -0.70 | 20 | -14.00 | | | Radermacher, Timothy | | | 2026 | USA | 0.00 | 1 | -0.64 | 20 | -12.80 | |
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) | | |
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