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Individual Calculations August 2018 |
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| Lu, Joshua Total change: 16.00 | |   |
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| 2018 Sacramento Chess Championship | Sacramento, California | USA | 2018-07-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1729 | 1858 | 1.00 | 3 | -1.01 | 40 | -40.40 | |
|  Wen, Brian | | | 1737 | USA | 0.50 | 1 | -0.16 | 40 | -6.40 | |  Oza, Nikunj | | | 1804 | USA | 0.50 | 1 | -0.08 | 40 | -3.20 | | | Wongso, Steve | | | 1647 | USA | 0.00 | 1 | -0.77 | 40 | -30.80 | |
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) | | | | Berkeley Weekender July 2018 | Berkeley, California | USA | 2018-07-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1923 | 1858 | 2.50 | 4 | 0.79 | 40 | 31.60 | |
| | Chen, Mingson | | | 1788 | USA | 1.00 | 1 | 0.40 | 40 | 16.00 | | | Hakobyan, Sos | | | 1824 | USA | 1.00 | 1 | 0.45 | 40 | 18.00 | | | Chambers, Ezra Paul | f | | 2153 | BDI | 0.00 | 1 | -0.15 | 40 | -6.00 | | | Senthilkumar, Pranav | c | | 1926 | USA | 0.50 | 1 | 0.09 | 40 | 3.60 | |
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) | | | | 43rd Peoples Tournament | Berkeley, California | USA | 2018-07-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1992 | 1858 | 2.00 | 3 | 1.00 | 40 | 40.00 | |
| | Murugappan, Ganesh | | | 2141 | USA | 0.50 | 1 | 0.34 | 40 | 13.60 | | | Canessa, John | | | 1910 | USA | 0.50 | 1 | 0.07 | 40 | 2.80 | | | Senthilkumar, Pranav | c | | 1926 | USA | 1.00 | 1 | 0.59 | 40 | 23.60 | |
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) | | | | GM Rauf Mamedov Championship | Milpitas, California | USA | 2018-07-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1907 | 1858 | 0.50 | 2 | -0.38 | 40 | -15.20 | |
| | Kitsis, Stanislav | | | 2044 | USA | 0.50 | 1 | 0.24 | 40 | 9.60 | | | Viswanathan, Arul | | | 1770 | USA | 0.00 | 1 | -0.62 | 40 | -24.80 | |
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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