Individual Calculations June 2023 |
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Diao, Matthew Guo Total change: 9.60 | | |
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4th Colonial Open - Open | Dulles, Virginia | USA | 2023-04-06 |
Rc | Ro | w | n | change | K | K*chg | Game |
1968 | 1973 | 4.00 | 7 | 0.53 | 40 | 21.20 | |
| Yang, Jack | | | 1857 | USA | 1.00 | 1 | 0.34 | 40 | 13.60 | | Brady, Tyson | | | 2092 | USA | 0.00 | 1 | -0.34 | 40 | -13.60 | | Bangaru, Saharsh | | | 1598 | USA | 1.00 | 1 | 0.09 | 40 | 3.60 | | Jegan, Alan | | | 1896 | USA | 1.00 | 1 | 0.39 | 40 | 15.60 | | Yan, Benjamin | | | 2111 | USA | 0.00 | 1 | -0.31 | 40 | -12.40 | | Larkins, Larry R | | | 2093 | USA | 1.00 | 1 | 0.66 | 40 | 26.40 | | Kung, Thomas | | | 2126 | USA | 0.00 | 1 | -0.30 | 40 | -12.00 | | 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) | | 68th Maryland Open - Championships | Rockville, MD | USA | 2023-04-28 |
Rc | Ro | w | n | change | K | K*chg | Game |
2089 | 1973 | 1.50 | 4 | 0.03 | 40 | 1.20 | |
| Samuelson, Andrew | f | | 2019 | USA | 1.00 | 1 | 0.56 | 40 | 22.40 | | Bartell, Thomas | m | | 2328 | USA | 0.00 | 1 | -0.11 | 40 | -4.40 | | Su, Kevin | | | 2038 | USA | 0.50 | 1 | 0.09 | 40 | 3.60 | | Martin, Zachary David | | | 1969 | USA | 0.00 | 1 | -0.51 | 40 | -20.40 | | 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) | | 68th Maryland Open - Under 2300 | Rockville, MD | USA | 2023-04-28 |
Rc | Ro | w | n | change | K | K*chg | Game |
1716 | 1973 | 0.50 | 1 | -0.32 | 40 | -12.80 | |
| Mariappan, Anish M | | | 1716 | USA | 0.50 | 1 | -0.32 | 40 | -12.80 | | 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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