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Individual Calculations September 2023 |
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| Heller, Harry Total change: 18.00 | |   |
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| 2023 U.S. Junior Open Championship | Elmhurst, IL | USA | 2023-07-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1629 | 1636 | 2.50 | 4 | 0.43 | 40 | 17.20 | |
|  Takahashi, Michael | | | 2043 | USA | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Kodipparambil, Advaith G | | | 1346 | USA | 1.00 | 1 | 0.16 | 40 | 6.40 | | | Pham, Linda | | | 1350 | USA | 1.00 | 1 | 0.16 | 40 | 6.40 | | | Feng, Jay | | | 1775 | USA | 0.50 | 1 | 0.19 | 40 | 7.60 | |
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) | | | | August Swiss Open | Chicago, Il | USA | 2023-08-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1627 | 1629 | 2.00 | 4 | 0.02 | 40 | 0.80 | |
| | Thakkar, Aayush | | | 1478 | USA | 1.00 | 1 | 0.30 | 40 | 12.00 | | | Cardozo, Brandon Anthony | | | 1229 * | USA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Kalghati, Nikhil | | | 1987 | USA | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Cedeno, Louis | | | 1812 | USA | 0.00 | 1 | -0.26 | 40 | -10.40 | | | * 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) | | |
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