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Individual Calculations September 2023 |
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| Kogan, Mark Leo Total change: 0.00 | |   |
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| 55th annual Atlantic Open - U2100 | Reston, VA | USA | 2023-08-25 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1439 | 0 | 2.00 | 3 | 0.00 | 1459 | | 0.00 | |
|  Chitnis, Shirish Rameshchandr | | | 1212 | USA | 1.00 | 1 | 0.00 | | 0.00 | | | Anantharaman, Aashish | | | 1602 | USA | 0.00 | 1 | 0.00 | | 0.00 | |  Everett, Luke D | | | 1503 | USA | 1.00 | 1 | 0.00 | | 0.00 | |
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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