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Individual Calculations July 2022 |
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| Li, Iris Total change: 191.60 | |   |
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| 31st Annual Chicago Open - Under 2100 | Wheeling, Illinois | USA | 2022-05-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1795 | 1365 | 3.00 | 5 | 2.64 | 40 | 105.60 | |
|  Gabbara, Faris F | | | 1740 | USA | 0.50 | 1 | 0.41 | 40 | 16.40 | |  Ancheta, Rene | | | 1853 | USA | 0.00 | 1 | -0.04 | 40 | -1.60 | | | Forney, Robert | | | 1877 | USA | 1.00 | 1 | 0.96 | 40 | 38.40 | | | Brooks, Will Joseph | | | 1692 | USA | 0.50 | 1 | 0.37 | 40 | 14.80 | | | Dashtogtokh, Amarsaikhan | | | 1813 | MGL | 1.00 | 1 | 0.94 | 40 | 37.60 | |
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) | | | | 2022 National Open - Under 2100 | Las Vegas, Nevada | USA | 2022-06-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1854 | 1443 | 2.50 | 4 | 2.15 | 40 | 86.00 | |
| | Golchin, Kevin | | | 1713 | USA | 0.50 | 1 | 0.33 | 40 | 13.20 | | | Smith, Micah | | | 1942 | USA | 0.50 | 1 | 0.46 | 40 | 18.40 | | | Qazi, Rafeh | | | 1945 | USA | 0.50 | 1 | 0.46 | 40 | 18.40 | | | Braun, Jason | | | 1817 | USA | 1.00 | 1 | 0.90 | 40 | 36.00 | |
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) | | |
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