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Individual Calculations July 2023 |
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| Senft, Sean Total change: 79.00 | |   |
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| 10th Cherry Blossom Classic - Open | Dulles, Virginia | USA | 2023-05-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2252 | 2089 | 4.50 | 9 | 1.72 | 20 | 34.40 | |
|  Stearman, Josiah | m | | 2385 | USA | 0.00 | 1 | -0.15 | 20 | -3.00 | |  Tahmassebi, Bijan | | | 2201 | USA | 1.00 | 1 | 0.65 | 20 | 13.00 | | | Matviishen, Viktor | g | | 2538 | UKR | 0.00 | 1 | -0.06 | 20 | -1.20 | | | Baim, Elvin | | | 1728 | AZE | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Girsh, Daniel | | | 2123 | USA | 1.00 | 1 | 0.55 | 20 | 11.00 | | | Zhukova, Natalia | g | wg | 2324 | UKR | 0.50 | 1 | 0.29 | 20 | 5.80 | | | Sargasyan, Anna M | m | wg | 2375 | ARM | 1.00 | 1 | 0.84 | 20 | 16.80 | | | Hilby, Craig | m | | 2401 | USA | 0.00 | 1 | -0.14 | 20 | -2.80 | | | Catherina, Michelle | | wm | 2193 | IND | 0.00 | 1 | -0.36 | 20 | -7.20 | |
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) | | | | 2023 National Open | Las Vegas, NV | USA | 2023-06-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2178 | 2081 | 4.00 | 9 | 0.20 | 20 | 4.00 | |
| | Khanin, Semen | g | | 2566 | RUS | 0.50 | 1 | 0.46 | 20 | 9.20 | | | Quesada, Yaser | g | | 2609 | CUB | 0.00 | 1 | -0.03 | 20 | -0.60 | | | Zhou, Ruoyu | | | 1874 | USA | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Xie, Bryan | f | | 2353 | USA | 0.00 | 1 | -0.17 | 20 | -3.40 | | | Kodarapu, Ishaan | | | 1885 | USA | 1.00 | 1 | 0.25 | 20 | 5.00 | | | Singh, Siddharth | | | 1681 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | De La Colina, Nicolas | | | 2199 | USA | 0.50 | 1 | 0.16 | 20 | 3.20 | | | Mikaelyan, Arman | g | | 2523 | ARM | 0.00 | 1 | -0.06 | 20 | -1.20 | | | Beck, Alec | | | 1911 | USA | 0.00 | 1 | -0.72 | 20 | -14.40 | | | * 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) | | | | 16th annual Philadelphia International | Philadelphia, PA | USA | 2023-06-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2226 | 2081 | 5.00 | 9 | 2.03 | 20 | 40.60 | |
| | Bellahcene, Bilel | g | | 2497 | ALG | 0.50 | 1 | 0.43 | 20 | 8.60 | | | Bortnyk, Mykola | m | | 2427 | UKR | 0.00 | 1 | -0.11 | 20 | -2.20 | | | Talwalkar, Vedant Ameya | | | 1809 | USA | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Torres, Luis Carlos | m | | 2325 | MEX | 0.50 | 1 | 0.30 | 20 | 6.00 | | | Diaz Villagran, Robert | f | | 2309 | CHI | 0.50 | 1 | 0.29 | 20 | 5.80 | | | Zhang, Yuanchen | m | | 2293 | CAN | 0.00 | 1 | -0.23 | 20 | -4.60 | | | Wu, Wentao | | | 1849 | USA | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Amburgy, Ryan | f | | 2295 | USA | 0.50 | 1 | 0.27 | 20 | 5.40 | | | Perrine, Dalton | f | | 2228 | USA | 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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