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Individual Calculations September 2017 |
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| Canessa, John Total change: 24.40 | |   |
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| July 2017 Berkeley Weekender | Berkeley, California | USA | 2017-07-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1848 | 1837 | 1.50 | 4 | -0.51 | 40 | -20.40 | |
|  Meiyappan, Annapoorni | | | 1622 | USA | 1.00 | 1 | 0.23 | 40 | 9.20 | | | O`connor, Derek | | | 2206 | USA | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Handigol, Abhishek | | | 1916 | USA | 0.00 | 1 | -0.39 | 40 | -15.60 | |  Palusa, Maurya | | | 1647 | USA | 0.50 | 1 | -0.25 | 40 | -10.00 | |
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) | | | | Bay Area Chess IM Tate Memorial Championship | Milpitas, California | USA | 2017-08-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1933 | 1907 | 3.50 | 5 | 1.12 | 40 | 44.80 | |
| | Mahesh, Tejas | | | 1539 | USA | 1.00 | 1 | 0.10 | 40 | 4.00 | | | Zhu, Jack Q | | | 2307 * | USA | 0.50 | 1 | 0.42 | 40 | 16.80 | | | Stearman, Josiah P | f | | 2171 | USA | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Wang, Henry | | | 1771 | USA | 1.00 | 1 | 0.32 | 40 | 12.80 | | | Wu, Sijing | | | 1875 | USA | 1.00 | 1 | 0.46 | 40 | 18.40 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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