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Individual Calculations August 2021 |
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| Cordova, Emilio Total change: -21.60 | |   |
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| 14th Annual Philadelphia International - Premier | Philadelphia, Pennsylvania | USA | 2021-06-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2403 | 2590 | 6.00 | 9 | -0.52 | 10 | -5.20 | |
|  Wang, Eigen | | | 2226 | USA | 1.00 | 1 | 0.10 | 10 | 1.00 | |  Mulyar, Michael A | m | | 2379 | USA | 1.00 | 1 | 0.23 | 10 | 2.30 | | | Hong, Andrew Zhang | m | | 2453 | USA | 0.50 | 1 | -0.18 | 10 | -1.80 | | | Repka, Christopher | g | | 2496 | SVK | 0.00 | 1 | -0.63 | 10 | -6.30 | | | Wang, Tianqi | | | 2317 | USA | 0.50 | 1 | -0.33 | 10 | -3.30 | | | Park, Evan | | | 2212 | USA | 1.00 | 1 | 0.09 | 10 | 0.90 | | | Sheng, Joshua | m | | 2453 | USA | 1.00 | 1 | 0.32 | 10 | 3.20 | | | Burke, John Michael | g | | 2522 | USA | 1.00 | 1 | 0.41 | 10 | 4.10 | | | Niemann, Hans | g | | 2567 | USA | 0.00 | 1 | -0.53 | 10 | -5.30 | |
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) | | | | 49th Annual World Open - Open | Philadelphia, Pennsylvania | USA | 2021-07-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2309 | 2581 | 5.00 | 8 | -1.53 | 10 | -15.30 | |
| | Kropff, Ricardo | m | | 2181 * | PAR | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Jacobson, Aaron | f | | 2293 | USA | 0.50 | 1 | -0.34 | 10 | -3.40 | | | Chen, Justin | f | | 2247 | USA | 0.50 | 1 | -0.38 | 10 | -3.80 | | | Park, Evan | | | 2274 | USA | 1.00 | 1 | 0.14 | 10 | 1.40 | | | Vidyarthi, Vyom | c | | 2225 | USA | 0.50 | 1 | -0.39 | 10 | -3.90 | | | Fedorowicz, John P | g | | 2413 | USA | 0.50 | 1 | -0.22 | 10 | -2.20 | | | Zhou, Liran | f | | 2351 | USA | 1.00 | 1 | 0.21 | 10 | 2.10 | | | Belous, Vladimir | g | | 2487 | RUS | 0.00 | 1 | -0.63 | 10 | -6.30 | | | * 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 Chicago Class - Master | Wheeling, Illinois | USA | 2021-07-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2292 | 2581 | 4.00 | 5 | -0.11 | 10 | -1.10 | |
| | Szpisjak, Steven J | | | 2181 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Oberoi, Shelev | | | 2181 * | USA | 0.50 | 1 | -0.42 | 10 | -4.20 | | | Kolay, Alex | | | 2203 | USA | 1.00 | 1 | 0.09 | 10 | 0.90 | | | Bora, Safal | m | | 2409 | USA | 0.50 | 1 | -0.23 | 10 | -2.30 | | | Belous, Vladimir | g | | 2487 | RUS | 1.00 | 1 | 0.37 | 10 | 3.70 | | | * 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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