Individual Calculations September 2023 |
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Martin, Zachary David Total change: -14.80 | | |
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10th Annual Potomac Open - Championship | Rockville, MD | USA | 2023-07-21 |
Rc | Ro | w | n | change | K | K*chg | Game |
1984 | 1941 | 1.50 | 4 | -0.28 | 20 | -5.60 | |
| Adu, Oladapo Olutola | m | | 2088 | NGR | 0.00 | 1 | -0.30 | 20 | -6.00 | | Yehamandram, Yogeshwar | | | 1918 | USA | 0.00 | 1 | -0.53 | 20 | -10.60 | | Sergeev, Aleksey Michael | | | 1770 | USA | 1.00 | 1 | 0.27 | 20 | 5.40 | | Darmanovic, Srdjan | | | 2158 | MNE | 0.50 | 1 | 0.28 | 20 | 5.60 | | 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) | | 55th annual Atlantic Open - Major | Reston, VA | USA | 2023-08-25 |
Rc | Ro | w | n | change | K | K*chg | Game |
1965 | 1959 | 1.00 | 3 | -0.46 | 20 | -9.20 | |
| Samuelson, Andrew | f | | 2006 | USA | 1.00 | 1 | 0.57 | 20 | 11.40 | | Vinod, Aarush | | | 2044 | USA | 0.00 | 1 | -0.38 | 20 | -7.60 | | Wu, Nathan Ping-Ying | | | 1846 | CAN | 0.00 | 1 | -0.65 | 20 | -13.00 | | 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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