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Individual Calculations September 2018 |
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| Kaufman, Lawrence Total change: -10.30 | |   |
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| 7th Annual Washington International - Masters | Rockville, Maryland | USA | 2018-08-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2330 | 2225 | 0.50 | 4 | -1.03 | 10 | -10.30 | |
|  Tang, Andrew | g | | 2490 | USA | 0.00 | 1 | -0.18 | 10 | -1.80 | |  Ortiz Suarez, Isan Reyandlo | g | | 2549 | CUB | 0.00 | 1 | -0.13 | 10 | -1.30 | | | Melvin, Bill | | | 2080 | USA | 0.00 | 1 | -0.69 | 10 | -6.90 | | | Xu, Grant | | | 2201 | USA | 0.50 | 1 | -0.03 | 10 | -0.30 | |
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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