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Individual Calculations February 2015 |
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| Ivanov, Alexander Total change: 1.20 | |   |
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| 2015 Portsmouth Open | Portsmouth, New Hampshire | USA | 2015-01-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2184 | 2506 | 3.50 | 4 | 0.12 | 10 | 1.20 | |
|  Karlsson, Fridrik | | | 2106 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | |  Khater, Sherif A | | | 2106 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Carter, David E | | | 2106 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Vigorito, David | m | | 2417 | USA | 0.50 | 1 | -0.12 | 10 | -1.20 | | | * 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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