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Individual Calculations November 2018 |
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| Li, Jerry Total change: -34.00 | |   |
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| Westford October Open | Westford, Massachusetts | USA | 2018-10-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1919 | 2006 | 1.00 | 3 | -0.85 | 40 | -34.00 | |
|  Sage, J Timothy | | | 2010 | USA | 0.00 | 1 | -0.49 | 40 | -19.60 | |  Chen, Maxwell D | | | 1857 | USA | 0.50 | 1 | -0.20 | 40 | -8.00 | | | Xu, Bernie | | | 1889 | USA | 0.50 | 1 | -0.16 | 40 | -6.40 | |
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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