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Individual Calculations July 2021 |
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| Sarkar, Justin Joseph Total change: -17.80 | |   |
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| 8th Cherry Blossom Classic - Open | Dulles, Virginia | USA | 2021-05-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2259 | 2360 | 4.50 | 9 | -0.98 | 10 | -9.80 | |
|  Peraino, Andrew | | | 1960 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | |  Nyzhnyk, Illia | g | | 2679 | UKR | 0.00 | 1 | -0.13 | 10 | -1.30 | | | Wu, Derek | | | 2135 | USA | 1.00 | 1 | 0.22 | 10 | 2.20 | | | Paul, Justin | f | | 2276 | USA | 0.50 | 1 | -0.12 | 10 | -1.20 | | | Checa, Nicolas | g | | 2574 | USA | 0.00 | 1 | -0.23 | 10 | -2.30 | | | Brady, Tyson | | | 1960 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Chiu, Isaac | | | 2190 | USA | 0.50 | 1 | -0.22 | 10 | -2.20 | | | Kurtz, Eric | | | 2059 | USA | 0.50 | 1 | -0.35 | 10 | -3.50 | | | Ruiz C, Joshua D | g | | 2502 | COL | 0.00 | 1 | -0.31 | 10 | -3.10 | | | * 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) | | | | 2021 National Open - Championship | Las Vegas, Nevada | USA | 2021-06-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2271 | 2356 | 1.00 | 3 | -0.80 | 10 | -8.00 | |
| | Bruzon Batista, Lazaro | g | | 2639 | USA | 0.00 | 1 | -0.16 | 10 | -1.60 | | | Vidyarthi, Vyom | c | | 2165 | USA | 0.00 | 1 | -0.75 | 10 | -7.50 | | | Akopian, Robert | | | 2009 | USA | 1.00 | 1 | 0.11 | 10 | 1.10 | |
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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