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Individual Calculations July 2021 |
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| Gardezi, Arsal Total change: -26.00 | |   |
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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 |
| 1953 | 1821 | 1.00 | 3 | 0.03 | 40 | 1.20 | |
|  Davidovich, Manis | | | 1989 | USA | 0.00 | 1 | -0.28 | 40 | -11.20 | |  Narayanan, Saumik | | | 1901 | USA | 0.00 | 1 | -0.39 | 40 | -15.60 | | | Harriott, Tyrell | | | 1969 | USA | 1.00 | 1 | 0.70 | 40 | 28.00 | |
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) | | | | Houston City Championship 2021 | Houston, Texas | USA | 2021-06-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1473 | 1821 | 0.00 | 1 | -0.89 | 40 | -35.60 | |
| | George, Isaac | | | 1473 | USA | 0.00 | 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 |
| 1914 | 1821 | 2.50 | 6 | 0.21 | 40 | 8.40 | |
| | Shevkunov, Vladyslav | | | 1955 | USA | 0.00 | 1 | -0.32 | 40 | -12.80 | | | Sosa, Nestor R | c | | 2097 | PAN | 1.00 | 1 | 0.83 | 40 | 33.20 | | | Wang, Andrew | | | 1967 | USA | 0.00 | 1 | -0.30 | 40 | -12.00 | | | Mills, James A | | | 1976 | USA | 0.00 | 1 | -0.29 | 40 | -11.60 | | | Samani, Amin | | | 1723 | USA | 1.00 | 1 | 0.37 | 40 | 14.80 | | | Glashausser, Sho | | | 1764 | USA | 0.50 | 1 | -0.08 | 40 | -3.20 | |
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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