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Individual Calculations July 2023 |
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| Perelshteyn, Eugene Total change: 0.30 | |   |
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| 91st Massachusetts Open | Westford, MA | USA | 2023-05-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2165 | 2503 | 5.00 | 6 | 0.03 | 10 | 0.30 | |
|  Carlson, Joaquin A | | | 2103 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | |  Times, Lawyer | | | 1947 | USA | 1.00 | 1 | 0.03 | 10 | 0.30 | | | Shanmugasundaram, Rajesh | | | 2151 | IND | 1.00 | 1 | 0.11 | 10 | 1.10 | | | Ivanov, Alexander | g | | 2431 | USA | 0.50 | 1 | -0.10 | 10 | -1.00 | | | Mkrtchyan, Mikayel | | | 1940 | ARM | 1.00 | 1 | 0.02 | 10 | 0.20 | | | Shmelov, Denys K | m | | 2420 | UKR | 0.50 | 1 | -0.11 | 10 | -1.10 | | | * 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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