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Individual Calculations March 2018 |
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| Sosa, Nestor Total change: -3.40 | |   |
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| 2018 San Diego Open | San Diego, California | USA | 2018-02-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2180 | 2110 | 2.50 | 6 | -0.17 | 20 | -3.40 | |
|  Aghasaryan, Robert | g | | 2510 * | ARM | 0.50 | 1 | 0.42 | 20 | 8.40 | | | Perelshteyn, Eugene | g | | 2510 * | USA | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Costello, Alexander | | | 2163 | USA | 0.50 | 1 | 0.07 | 20 | 1.40 | | | Somalwar, Anaiy | | | 1929 | USA | 0.50 | 1 | -0.24 | 20 | -4.80 | | | Ghazarian, Kirk | | | 1972 | USA | 0.50 | 1 | -0.19 | 20 | -3.80 | | | Brown, Wayne B | | | 1998 | USA | 0.50 | 1 | -0.15 | 20 | -3.00 | | | * 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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