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Individual Calculations February 2019 |
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| Vigorito, David Total change: -5.10 | |   |
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| Westford January 2019 Open | Westford, Massachusetts | USA | 2019-01-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2161 | 2335 | 1.50 | 3 | -0.51 | 10 | -5.10 | |
|  Wang, Tony | | | 1935 * | CHN | 1.00 | 1 | 0.08 | 10 | 0.80 | |  Terrie, Henry | | | 1938 | USA | 0.50 | 1 | -0.42 | 10 | -4.20 | | | Zhou, Jianchao | g | | 2609 | CHN | 0.00 | 1 | -0.17 | 10 | -1.70 | | | * 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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