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Individual Calculations June 2024 |
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| Creswell, Charlie Total change: 54.80 | |   |
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| 2024 Maine State Open Chess Championship | Waterville, ME | USA | 2024-04-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2025 | 1864 | 2.50 | 4 | 1.30 | 40 | 52.00 | |
|  Bryan, Jarod J | f | | 2167 | USA | 0.50 | 1 | 0.36 | 40 | 14.40 | |  Salisbury, Darrell Jesse | | | 2088 | USA | 1.00 | 1 | 0.78 | 40 | 31.20 | | | Ravn, William E | | | 1848 | USA | 1.00 | 1 | 0.48 | 40 | 19.20 | | | Fishbein, Matthew E | | | 1998 | USA | 0.00 | 1 | -0.32 | 40 | -12.80 | |
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) | | | | 92nd Massachusetts Open | Westford, MA | USA | 2024-05-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1886 | 1864 | 2.00 | 4 | 0.07 | 40 | 2.80 | |
| | Mou, Iris | | wm | 2142 | USA | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Zhou, Elizabeth | | | 1728 | USA | 1.00 | 1 | 0.32 | 40 | 12.80 | | | Zhao, Kevin | | | 1823 | USA | 0.50 | 1 | -0.06 | 40 | -2.40 | | | Chen, Jerry | | | 1850 | USA | 0.50 | 1 | -0.02 | 40 | -0.80 | |
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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