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Individual Calculations July 2021 |
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| Griffith, Kyron Waykuan Total change: 35.20 | |   |
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| 30th Annual Chicago Open - Open | Wheeling, Illinois | USA | 2021-05-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2202 | 2351 | 5.50 | 9 | -0.64 | 20 | -12.80 | |
|  Maiti, Milind | | | 2068 | USA | 1.00 | 1 | 0.16 | 20 | 3.20 | |  Bortnyk, Olexandr | g | | 2598 | UKR | 0.00 | 1 | -0.19 | 20 | -3.80 | | | Chen, Ryo Wenyu | | | 2183 | USA | 0.00 | 1 | -0.72 | 20 | -14.40 | | | Xu, Arthur | c | | 2106 | USA | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Kolay, Alex | | | 2126 | USA | 0.50 | 1 | -0.28 | 20 | -5.60 | | | Canty, James | | | 2210 | USA | 0.50 | 1 | -0.19 | 20 | -3.80 | | | Kondakov, Adrian | c | | 1986 | USA | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Turgut, Aydin | f | | 2269 | USA | 0.50 | 1 | -0.11 | 20 | -2.20 | | | Li, Eric Yuhan | f | | 2268 | USA | 1.00 | 1 | 0.39 | 20 | 7.80 | |
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 |
| 2367 | 2351 | 6.50 | 9 | 2.40 | 20 | 48.00 | |
| | Shawkat, Saif | | | 1951 * | USA | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Kvakovszky, George | | | 1951 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Nyzhnyk, Illia | g | | 2679 | UKR | 0.50 | 1 | 0.37 | 20 | 7.40 | | | Kunka, Harshid | | | 1951 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Khachiyan, Melikset | g | | 2481 | USA | 1.00 | 1 | 0.68 | 20 | 13.60 | | | Cordova Daza, Emilio | g | | 2590 | PER | 0.50 | 1 | 0.30 | 20 | 6.00 | | | Vorontsov, Pavlo | g | | 2540 | UKR | 1.00 | 1 | 0.75 | 20 | 15.00 | | | Bruzon Batista, Lazaro | g | | 2639 | USA | 0.50 | 1 | 0.34 | 20 | 6.80 | | | Sorokin, Aleksey | f | | 2521 | RUS | 0.50 | 1 | 0.22 | 20 | 4.40 | | | * 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) | | |
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