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Individual Calculations September 2023 |
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| Rychkov, Roman Total change: 2.20 | |   |
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| 1st Annual Pennsylvania Classic | Langhorne, Pennsylvania | USA | 2023-07-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1732 | 2011 | 1.00 | 3 | -1.45 | 20 | -29.00 | |
|  Siddharth, A Kurup | | | 1689 | USA | 0.00 | 1 | -0.87 | 20 | -17.40 | | | Rishi, Madiraju | | | 1611 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Nitesh, Cherukuri | | | 1897 | USA | 0.00 | 1 | -0.66 | 20 | -13.20 | | | * 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) | | | | 10th Annual Washington International - Premier | Rockville, MD | USA | 2023-08-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1882 | 2011 | 7.50 | 9 | 1.56 | 20 | 31.20 | |
| | Wang, Kevin | | | 1687 | USA | 0.50 | 1 | -0.37 | 20 | -7.40 | | | Kurup, Siddharth Ajay | | | 1801 | USA | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Zhuang, Kyle | | | 1809 | USA | 1.00 | 1 | 0.24 | 20 | 4.80 | | | Shiman, Andrew Lewis | | | 1780 | USA | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Farberov, Maxim | | | 1874 | USA | 1.00 | 1 | 0.32 | 20 | 6.40 | | | Ling, Evan | | | 1951 | USA | 0.00 | 1 | -0.58 | 20 | -11.60 | | | Adu, Oladapo Olutola | m | | 2073 | NGR | 1.00 | 1 | 0.59 | 20 | 11.80 | | | Lowinger, Daniel | | | 2040 | USA | 1.00 | 1 | 0.54 | 20 | 10.80 | | | Mc Entee, Tim R | | | 1922 | USA | 1.00 | 1 | 0.38 | 20 | 7.60 | |
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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