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Individual Calculations September 2023 |
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| Blomer, John Total change: -42.80 | |   |
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| 31st annual Southern Open - Major | Orlando, FL | USA | 2023-07-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1898 | 1719 | 0.50 | 4 | -0.68 | 40 | -27.20 | |
|  Abreu, Guilherme Correa | | | 1976 | BRA | 0.00 | 1 | -0.18 | 40 | -7.20 | |  Marian, Aaron | | | 1539 | USA | 0.50 | 1 | -0.24 | 40 | -9.60 | | | Slade, Theodore Luke | | | 2012 | ENG | 0.00 | 1 | -0.15 | 40 | -6.00 | | | Ben Jemaa, Munir Bilal | | | 2065 | USA | 0.00 | 1 | -0.11 | 40 | -4.40 | |
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) | | | | XXXIII Pan-American Youth Chess Festival - Under 18 Open | Chicago, IL | USA | 2023-08-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2141 | 1646 | 0.00 | 5 | -0.39 | 40 | -15.60 | |
| | Rusonik, Max | c | | 2175 | CAN | 0.00 | 1 | -0.03 | 40 | -1.20 | | | Bansal, Advay | f | | 2279 | USA | 0.00 | 1 | -0.01 | 40 | -0.40 | | | Shlyakhtenko, Robert | m | | 2403 | USA | 0.00 | 1 | 0.00 | 40 | 0.00 | | | Ortega Anglada, Mauricio | | | 2005 | DOM | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Lyon Martinez, Juan Pablo | | | 1842 | VEN | 0.00 | 1 | -0.25 | 40 | -10.00 | |
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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