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Individual Calculations August 2022 |
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| Vertkin, Sergey Total change: -38.60 | |   |
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| 50th Annual World Open - Under 2200 | Philadelphia, Pennsylvania | USA | 2022-06-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1867 | 2146 | 5.50 | 9 | -1.93 | 20 | -38.60 | |
|  Beegala, Keshav | | | 1746 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Agam, Adriel | | | 1776 | USA | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Ravdanlkhumbuu, Amgalanbaatar | | | 1966 | MGL | 0.00 | 1 | -0.74 | 20 | -14.80 | | | McPherson, Kevin | | | 1917 | USA | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Starkman, Eric | | | 1803 | USA | 0.00 | 1 | -0.88 | 20 | -17.60 | | | Wang, Kevin | | | 1917 | USA | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Wilson, Ronen | | | 1869 | USA | 0.50 | 1 | -0.33 | 20 | -6.60 | | | Kerimkulov, Omurbek | | | 1818 | KGZ | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Tkachenko, Erik | | | 1992 | USA | 0.00 | 1 | -0.71 | 20 | -14.20 | | | * 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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