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Individual Calculations July 2021 |
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| Le, Harry Total change: 135.20 | |   |
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| 30th Annual Chicago Open - Under 2300 | Wheeling, Illinois | USA | 2021-05-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1984 | 1995 | 5.50 | 7 | 1.90 | 40 | 76.00 | |
|  Reddy, Shreyas | | | 1861 | USA | 1.00 | 1 | 0.32 | 40 | 12.80 | |  Takahashi, Michael John | | | 2036 | USA | 1.00 | 1 | 0.56 | 40 | 22.40 | | | Taylor, Stewart Bradley | | | 1958 | USA | 1.00 | 1 | 0.45 | 40 | 18.00 | | | Muratov, Sergei | f | | 2138 | RUS | 0.00 | 1 | -0.31 | 40 | -12.40 | | | Rajanish, Adhvaith | | | 1850 | USA | 1.00 | 1 | 0.31 | 40 | 12.40 | | | Venkat, Raghav | | | 2159 | USA | 1.00 | 1 | 0.72 | 40 | 28.80 | | | Ladan, Nicholas John | | | 1884 | USA | 0.50 | 1 | -0.15 | 40 | -6.00 | |
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) | | | | 2021 National Open - Championship | Las Vegas, Nevada | USA | 2021-06-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2359 | 1995 | 1.50 | 2 | 1.30 | 40 | 52.00 | |
| | Bachin, Vitaly | m | | 2373 | RUS | 0.50 | 1 | 0.41 | 40 | 16.40 | | | Tokhirjonova, Gulrukhbegim | | wg | 2344 | USA | 1.00 | 1 | 0.89 | 40 | 35.60 | |
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) | | | | 2021 National Open - Under 2300 | Las Vegas, Nevada | USA | 2021-06-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1903 | 1995 | 4.50 | 7 | 0.18 | 40 | 7.20 | |
| | Quercia, Dylan J | | | 1825 | USA | 1.00 | 1 | 0.28 | 40 | 11.20 | | | Xie, Brandon | | | 1852 | USA | 1.00 | 1 | 0.31 | 40 | 12.40 | | | Espinosa, Pedro | | | 1795 | USA | 0.50 | 1 | -0.26 | 40 | -10.40 | | | Kishinevsky, Dimitry | | | 2053 | USA | 0.50 | 1 | 0.08 | 40 | 3.20 | | | Glashausser, Sho | | | 1764 | USA | 1.00 | 1 | 0.21 | 40 | 8.40 | | | Avila, Joshua | | | 2004 | MEX | 0.00 | 1 | -0.49 | 40 | -19.60 | | | Desmarais, Nicholas Eduard | | | 2029 | USA | 0.50 | 1 | 0.05 | 40 | 2.00 | |
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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