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Individual Calculations September 2018 |
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| Sartorio, William Total change: -30.80 | |   |
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| Berkeley Weekender August 2018 | Berkeley, California | USA | 2018-08-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1699 | 1858 | 2.00 | 4 | -0.77 | 40 | -30.80 | |
|  Walder, Michael | | | 1912 | USA | 0.00 | 1 | -0.42 | 40 | -16.80 | |  Ho, Michael | | | 1714 | USA | 1.00 | 1 | 0.31 | 40 | 12.40 | | | Mahesh, Tejas | | | 1588 | USA | 0.00 | 1 | -0.83 | 40 | -33.20 | | | Mishkin, Viktor | | | 1580 | USA | 1.00 | 1 | 0.17 | 40 | 6.80 | |
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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