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Individual Calculations September 2023 |
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| Frumkin, Edward Total change: 2.60 | |   |
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| July-August 2023 Marshall Monday Rounds 1-3 | New York, NY | USA | 2023-07-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1902 | 1686 | 1.50 | 3 | 0.81 | 20 | 16.20 | |
|  Beatty, Robert | | | 1837 | USA | 0.00 | 1 | -0.30 | 20 | -6.00 | |  Campbell, David | | | 1896 | USA | 1.00 | 1 | 0.77 | 20 | 15.40 | | | Rosenberg, Evan S | | | 1973 | USA | 0.50 | 1 | 0.34 | 20 | 6.80 | |
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) | | | | July-August 2023 Marshall Monday Rounds 4-6 | New York, NY | USA | 2023-07-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1794 | 1686 | 0.50 | 3 | -0.68 | 20 | -13.60 | |
| | Ruiz, Alberto Arnedo | | | 2081 | ESP | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Patel, Maahir | | | 1608 | USA | 0.50 | 1 | -0.11 | 20 | -2.20 | | | Hardin, John M | | | 1694 | USA | 0.00 | 1 | -0.49 | 20 | -9.80 | |
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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