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Individual Calculations September 2021 |
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| Berger, Robert A Total change: -80.80 | |   |
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| 53rd Annual Atlantic Open - Under 2100 | Reston, Virginia | USA | 2021-08-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1594 | 1935 | 1.50 | 4 | -2.02 | 40 | -80.80 | |
|  Tyrrell, Benjamin | | | 1535 * | USA | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Srinivasan, Arjun | | | 1664 | USA | 0.50 | 1 | -0.33 | 40 | -13.20 | | | Baim, Elvin | | | 1623 | AZE | 0.00 | 1 | -0.86 | 40 | -34.40 | | | Levine, Owen | | | 1555 | USA | 0.00 | 1 | -0.91 | 40 | -36.40 | | | * 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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