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Individual Calculations August 2019 |
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| Bonnell, Leo Total change: -22.20 | |   |
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| Westford July Open | Westford, Massachusetts | USA | 2019-07-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1791 | 1845 | 0.00 | 2 | -1.11 | 20 | -22.20 | |
|  Sage, J Timothy | | | 2011 | USA | 0.00 | 1 | -0.28 | 20 | -5.60 | |  Pashkov, Peter | | | 1570 | USA | 0.00 | 1 | -0.83 | 20 | -16.60 | |
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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