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Individual Calculations November 2019 |
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| Xu, Bernie Total change: -8.40 | |   |
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| Westford October Open 2019 - U2000 | Westford, Massachusetts | USA | 2019-10-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1968 | 1893 | 1.50 | 4 | -0.21 | 40 | -8.40 | |
|  Ivanov, Alexander | g | | 2293 * | USA | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Bonnell, Leo | | | 1823 | USA | 0.50 | 1 | -0.10 | 40 | -4.00 | | | Havale, Shrirangnath | | | 1659 | USA | 1.00 | 1 | 0.21 | 40 | 8.40 | | | Targonski, Stanley | | | 2095 | USA | 0.00 | 1 | -0.24 | 40 | -9.60 | | | * 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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