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Individual Calculations June 2023 |
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| Brendel, John Total change: -0.20 | |   |
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| Marshall 2023 March-April Thursday Open Rounds 4-6 | New York, NY | USA | 2023-03-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1877 | 1709 | 2.00 | 3 | 1.11 | 20 | 22.20 | |
|  Colwell, Andrew | | | 1696 | USA | 1.00 | 1 | 0.48 | 20 | 9.60 | | | Chernin, Oliver | | | 1961 | USA | 0.00 | 1 | -0.19 | 20 | -3.80 | |  Ballantyne, Rochelle | | | 1974 | USA | 1.00 | 1 | 0.82 | 20 | 16.40 | |
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) | | | | Marshall Monday FIDE 21 Rounds 1-2 | New York, NY | USA | 2023-04-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1677 | 1689 | 0.00 | 2 | -1.03 | 20 | -20.60 | |
| | Chakravarty, Aritro | | | 1826 | USA | 0.00 | 1 | -0.32 | 20 | -6.40 | | | Walton, John | | | 1527 | USA | 0.00 | 1 | -0.71 | 20 | -14.20 | |
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) | | | | Marshall Monday FIDE 21 Rounds 3-6 | New York, NY | USA | 2023-05-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1626 | 1689 | 0.50 | 1 | -0.09 | 20 | -1.80 | |
| | Ferrara, Tyrone | | | 1626 | USA | 0.50 | 1 | -0.09 | 20 | -1.80 | |
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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