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Individual Calculations October 2019 |
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| Grabinsky, Aaron Total change: 15.20 | |   |
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| 2019 Illinois Open State Championship | Downers Grove, Illinois | USA | 2019-08-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2046 | 2324 | 3.50 | 5 | -0.52 | 20 | -10.40 | |
|  Aaron, Michael | | | 1924 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Mangalam, Shreya | | | 1934 | USA | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Padhya, Saumil | | | 2227 | IND | 0.00 | 1 | -0.63 | 20 | -12.60 | | | Brock, William | | | 1924 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Menon, Gopal | | | 2220 | USA | 0.50 | 1 | -0.14 | 20 | -2.80 | | | * 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) | | | | 2019 Saint Louis District Championship | Saint Louis, Missouri | USA | 2019-09-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2249 | 2324 | 3.50 | 4 | 1.28 | 20 | 25.60 | |
| | Panda, Asish | | | 1924 * | IND | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Quesada Perez, Yasser | g | | 2572 | CUB | 1.00 | 1 | 0.81 | 20 | 16.20 | | | Mu, Grant | | | 1924 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Cordova, Emilio | g | | 2576 | PER | 0.50 | 1 | 0.31 | 20 | 6.20 | | | * 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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