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Individual Calculations October 2019 |
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| Zagar, Dane Total change: -29.40 | |   |
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| 65th Iowa Open Championship | Iowa City, Iowa | USA | 2019-09-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1787 | 1836 | 0.50 | 2 | -0.64 | 20 | -12.80 | |
|  Rao, Patrick | | | 1759 | USA | 0.50 | 1 | -0.11 | 20 | -2.20 | |  Deering, Ryan | | | 1814 | USA | 0.00 | 1 | -0.53 | 20 | -10.60 | |
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) | | | | 2019 Golden Gopher Open | St. Paul, Minnesota | USA | 2019-09-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2023 | 1836 | 0.00 | 3 | -0.83 | 20 | -16.60 | |
| | Radermacher, Timothy | | | 2041 | USA | 0.00 | 1 | -0.24 | 20 | -4.80 | | | Lee, Alice | | | 1861 | USA | 0.00 | 1 | -0.47 | 20 | -9.40 | | | Narayanan, Samrug | c | | 2168 | USA | 0.00 | 1 | -0.12 | 20 | -2.40 | |
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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