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Individual Calculations April 2019 |
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| Al Khateeb, Taher Total change: -10.80 | |   |
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| 23rd Annual Boris Kogan Memorial | Chamblee, Georgia | USA | 2019-03-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2070 | 1968 | 1.00 | 4 | -0.54 | 20 | -10.80 | |
|  Zapata, Alonso | g | | 2368 * | COL | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Wong, William | | | 1621 | USA | 1.00 | 1 | 0.11 | 20 | 2.20 | | | Rutten, Alexander | | | 2016 | NED | 0.00 | 1 | -0.43 | 20 | -8.60 | | | Aaron, Deepak | | | 2274 | USA | 0.00 | 1 | -0.14 | 20 | -2.80 | | | * 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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