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Individual Calculations July 2021 |
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| Wu, Derek Total change: -6.80 | |   |
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| 8th Cherry Blossom Classic - Open | Dulles, Virginia | USA | 2021-05-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2074 | 2135 | 4.50 | 9 | -0.77 | 20 | -15.40 | |
|  Stukopin, Andrey | g | | 2535 * | RUS | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Pakh, Alex | | | 1868 | USA | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Sarkar, Justin | m | | 2360 | USA | 0.00 | 1 | -0.22 | 20 | -4.40 | | | Kanli, Alperen | | | 1959 | AZE | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Yanayt, Eugene | f | | 2052 | USA | 0.00 | 1 | -0.61 | 20 | -12.20 | | | Kurtz, Eric | | | 2059 | USA | 0.00 | 1 | -0.60 | 20 | -12.00 | | | Hiban, Joshua | | | 1830 | USA | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Altman, Joshua A | c | | 1966 | ENG | 1.00 | 1 | 0.28 | 20 | 5.60 | | | Sriniaiyer, Sudarshan | | | 2038 | USA | 0.50 | 1 | -0.13 | 20 | -2.60 | | | * 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 |
| 2231 | 2135 | 3.50 | 8 | 0.43 | 20 | 8.60 | |
| | Belous, Vladimir | g | | 2520 | RUS | 0.00 | 1 | -0.09 | 20 | -1.80 | | | Rosen, Eric S | m | | 2353 | USA | 0.50 | 1 | 0.28 | 20 | 5.60 | | | Cervantes, Thalia | f | wm | 2338 | USA | 0.50 | 1 | 0.26 | 20 | 5.20 | | | Yermolinsky, Alex | g | | 2498 | USA | 0.00 | 1 | -0.10 | 20 | -2.00 | | | Chen, Jonathan | | | 2037 | USA | 0.00 | 1 | -0.63 | 20 | -12.60 | | | Ner, John Kenneth Tayamora | | | 1735 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Mbonu, David | | | 2053 | USA | 1.00 | 1 | 0.39 | 20 | 7.80 | | | Colas, Joshua | f | | 2315 | USA | 0.50 | 1 | 0.24 | 20 | 4.80 | | | * 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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