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Individual Calculations November 2019 |
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| Jin, Derek Total change: 3.60 | |   |
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| Westford October Open 2019 - U2000 | Westford, Massachusetts | USA | 2019-10-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2009 | 1876 | 1.50 | 4 | 0.09 | 40 | 3.60 | |
|  Zhou, Jianchao | g | | 2276 * | CHN | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Havale, Shrirangnath | | | 1659 | USA | 1.00 | 1 | 0.22 | 40 | 8.80 | | | Abdi, Farzad | | | 2096 | USA | 0.50 | 1 | 0.28 | 40 | 11.20 | | | Price, Alan | | | 2004 | USA | 0.00 | 1 | -0.33 | 40 | -13.20 | | | * 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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