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Individual Calculations July 2021 |
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| Paciorkowski, Lev Total change: 41.80 | |   |
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| 8th Cherry Blossom Classic - Open | Dulles, Virginia | USA | 2021-05-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2281 | 2220 | 5.50 | 9 | 1.71 | 20 | 34.20 | |
|  Pang, Brian | | | 1820 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Ruiz C, Joshua D | g | | 2502 | COL | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Tahmassebi, Bijan | | | 2037 | USA | 0.50 | 1 | -0.24 | 20 | -4.80 | | | Lu, Jason | | | 2048 | USA | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Bajarani, Ulvi | g | | 2458 | AZE | 1.00 | 1 | 0.80 | 20 | 16.00 | | | Checa, Nicolas | g | | 2574 | USA | 0.00 | 1 | -0.11 | 20 | -2.20 | | | Kraai, Jesse | g | | 2429 | USA | 0.50 | 1 | 0.27 | 20 | 5.40 | | | Bartell, Thomas | m | | 2363 | USA | 0.50 | 1 | 0.19 | 20 | 3.80 | | | Jacobson, Aaron | f | | 2301 | USA | 1.00 | 1 | 0.61 | 20 | 12.20 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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) | | | | 14th Annual Cleveland Open - Major | Middleburg Heights, Ohio | USA | 2021-06-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1948 | 2220 | 3.50 | 5 | -0.51 | 20 | -10.20 | |
| | Suganraj, Brian | | | 1858 | USA | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Gulecyuz, Deniz Alp | | | 1822 | USA | 0.00 | 1 | -0.92 | 20 | -18.40 | | | Ramaswamy, Abhinav Chakravarthi | | | 1863 | USA | 1.00 | 1 | 0.11 | 20 | 2.20 | | | Eisen, Zane | | | 1981 | USA | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Ahlborg, John | | | 2218 | USA | 0.50 | 1 | 0.00 | 20 | 0.00 | |
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 |
| 2273 | 2220 | 4.50 | 8 | 0.89 | 20 | 17.80 | |
| | Gareyev, Timur | g | | 2606 | USA | 0.00 | 1 | -0.09 | 20 | -1.80 | | | Eidelman, Gabriel | | | 1988 | USA | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Khachiyan, Melikset | g | | 2481 | USA | 0.00 | 1 | -0.18 | 20 | -3.60 | | | Checa, Nicolas De T | g | | 2574 | USA | 0.50 | 1 | 0.39 | 20 | 7.80 | | | Yan, Ruiyang | | wc | 2084 | USA | 0.00 | 1 | -0.68 | 20 | -13.60 | | | Xie, Bryan | c | | 1998 | USA | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Woodward, Andy Austin | | | 2083 | USA | 1.00 | 1 | 0.32 | 20 | 6.40 | | | Bachin, Vitaly | m | | 2373 | RUS | 1.00 | 1 | 0.70 | 20 | 14.00 | |
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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