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Individual Calculations August 2022 |
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| Tkachenko, Erik Total change: 61.20 | |   |
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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 |
| 1990 | 1992 | 5.50 | 8 | 1.53 | 40 | 61.20 | |
|  Wu, Wentao | | | 1685 | USA | 1.00 | 1 | 0.14 | 40 | 5.60 | | | Zhang, Nathaniel Albion | | | 2122 | USA | 1.00 | 1 | 0.68 | 40 | 27.20 | |  Lombardi, Oliver P | | | 1978 | USA | 0.00 | 1 | -0.52 | 40 | -20.80 | | | Parker, Anthony | | | 1927 | USA | 1.00 | 1 | 0.41 | 40 | 16.40 | | | Ravdanlkhumbuu, Amgalanbaatar | | | 1966 | MGL | 0.50 | 1 | -0.04 | 40 | -1.60 | | | Holguin, Erick | | | 2014 | DOM | 1.00 | 1 | 0.53 | 40 | 21.20 | | | Batchuluun, Ariunbold | | | 2082 | MGL | 0.00 | 1 | -0.38 | 40 | -15.20 | | | Vertkin, Sergey | | | 2146 | RUS | 1.00 | 1 | 0.71 | 40 | 28.40 | |
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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