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Individual Calculations January 2019 |
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| Ai, Evan Total change: 68.40 | |   |
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| GM Igor Ivanov Weekender | Berkeley, California | USA | 2018-12-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1863 | 1799 | 2.00 | 4 | 0.30 | 40 | 12.00 | |
|  Gaffagan, Steven | | | 2036 | USA | 0.00 | 1 | -0.20 | 40 | -8.00 | |  Meiyappan, Annapoorni | | wf | 1644 | USA | 1.00 | 1 | 0.29 | 40 | 11.60 | | | Li, Eric | c | | 2045 | USA | 0.00 | 1 | -0.19 | 40 | -7.60 | | | Anderson, Michael | | | 1726 | USA | 1.00 | 1 | 0.40 | 40 | 16.00 | |
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) | | | | GM Daniel Naroditsky Championship | Milpitas, California | USA | 2018-12-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1886 | 1799 | 3.00 | 4 | 1.41 | 40 | 56.40 | |
| | Sartorio, William | | | 1873 | USA | 1.00 | 1 | 0.60 | 40 | 24.00 | | | Yanayt, Eugene | f | | 2121 | USA | 0.00 | 1 | -0.13 | 40 | -5.20 | | | Ho, Michael | | | 1655 | USA | 1.00 | 1 | 0.31 | 40 | 12.40 | | | Handigol, Abhishek | | | 1894 | USA | 1.00 | 1 | 0.63 | 40 | 25.20 | |
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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