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Individual Calculations April 2019 |
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| Kothapalli, Pradhyumna Kumar Total change: 8.40 | |   |
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| 23rd Annual Boris Kogan Memorial | Chamblee, Georgia | USA | 2019-03-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1887 | 1730 | 1.50 | 4 | 0.21 | 40 | 8.40 | |
|  Zapata, Alonso | g | | 2130 * | COL | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Trees, Christopher | | | 1959 | USA | 0.50 | 1 | 0.29 | 40 | 11.60 | | | Wong, William | | | 1621 | USA | 0.50 | 1 | -0.15 | 40 | -6.00 | | | Chen, Benjamin | | | 1839 | USA | 0.50 | 1 | 0.15 | 40 | 6.00 | | | * 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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