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Individual Calculations December 2015 |
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| Wallach, Kenneth Total change: -13.20 | |   |
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| 24th Annual Kings Island Open | Blue Ash, Ohio | USA | 2015-11-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1951 | 2123 | 1.50 | 3 | -0.66 | 20 | -13.20 | |
|  Talukdar, Rohan | c | | 1848 | CAN | 0.50 | 1 | -0.33 | 20 | -6.60 | |  Davidovich, Manis | | | 1982 | USA | 0.00 | 1 | -0.69 | 20 | -13.80 | | | Miller, John M | | | 2022 | USA | 1.00 | 1 | 0.36 | 20 | 7.20 | |
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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