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Individual Calculations July 2023 |
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| Katsman, David Total change: 22.00 | |   |
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| 91st Massachusetts Open | Westford, MA | USA | 2023-05-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1884 | 1814 | 3.00 | 6 | 0.55 | 40 | 22.00 | |
|  Mkrtchyan, Mikayel | | | 1940 | ARM | 0.00 | 1 | -0.33 | 40 | -13.20 | | | Hoy, Andrew | | | 1998 | USA | 0.50 | 1 | 0.24 | 40 | 9.60 | |  Zheng, Jason | | | 1803 | USA | 0.50 | 1 | -0.02 | 40 | -0.80 | | | Christiansen, Natasha | | wc | 1575 | USA | 1.00 | 1 | 0.20 | 40 | 8.00 | | | Barash, Anton | | | 2074 | USA | 0.50 | 1 | 0.32 | 40 | 12.80 | | | Su, Jasmine Zhixin | | | 1913 | USA | 0.50 | 1 | 0.14 | 40 | 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) | | |
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