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Individual Calculations June 2023 |
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| Walton, John Total change: 3.60 | |   |
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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 |
| 1663 | 1527 | 1.00 | 3 | 0.01 | 20 | 0.20 | |
|  Mathew, Jephson | | | 1506 | USA | 1.00 | 1 | 0.47 | 20 | 9.40 | |  Kozower, Ethan | | | 1787 | USA | 0.00 | 1 | -0.18 | 20 | -3.60 | | | Colwell, Andrew | | | 1696 | USA | 0.00 | 1 | -0.28 | 20 | -5.60 | |
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) | | | | Marshall Monday FIDE 21 Rounds 1-2 | New York, NY | USA | 2023-04-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1733 | 1527 | 1.00 | 2 | 0.52 | 20 | 10.40 | |
| | Berg, George | | | 1777 | USA | 0.00 | 1 | -0.19 | 20 | -3.80 | | | Brendel, John | | | 1689 | USA | 1.00 | 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 |
| 1724 | 1527 | 0.50 | 3 | -0.35 | 20 | -7.00 | |
| | Marino, Nicholas | | | 1558 | USA | 0.00 | 1 | -0.46 | 20 | -9.20 | | | Ju, Alan | | | 1653 | USA | 0.00 | 1 | -0.33 | 20 | -6.60 | | | Ballantyne, Rochelle | | | 1960 | USA | 0.50 | 1 | 0.44 | 20 | 8.80 | |
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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