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Individual Calculations December 2019 |
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| Siamon, David Total change: 34.40 | |   |
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| 23rd Annual Northern Virginia Open | Dulles, Virginia | USA | 2019-11-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1933 | 1960 | 2.50 | 3 | 0.86 | 40 | 34.40 | |
|  Pillai, Adithya | | | 1659 | USA | 1.00 | 1 | 0.15 | 40 | 6.00 | |  Dommalapati, Abhinay | | | 1824 | USA | 1.00 | 1 | 0.32 | 40 | 12.80 | | | Wang, Tiangi | | | 2315 | USA | 0.50 | 1 | 0.39 | 40 | 15.60 | |
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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