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Individual Calculations February 2017 |
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| Vigorito, David Total change: -1.10 | |   |
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| 2017 Portsmouth Open | Portsmouth, New Hampshire | USA | 2017-01-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2042 | 2371 | 2.50 | 3 | -0.11 | 10 | -1.10 | |
|  Elmore, John P | | | 1971 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Carter, David E | | | 2062 | USA | 0.50 | 1 | -0.36 | 10 | -3.60 | |  Abdi, Farzad | | | 2093 | USA | 1.00 | 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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