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Individual Calculations September 2023 |
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| Sun, Kevin Total change: 222.80 | |   |
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| 2023 1000GM July 22-23 Scheveningen #2 | San Jose, CA | USA | 2023-07-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2106 | 1758 | 2.00 | 6 | 1.33 | 40 | 53.20 | |
|  Lorenzana, Wilson Estuardo | m | | 2151 | GUA | 0.50 | 1 | 0.42 | 40 | 16.80 | |  Rivera, Alberto | | | 2101 | MEX | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Heredia, Carla | | wg | 2078 | ECU | 0.00 | 1 | -0.13 | 40 | -5.20 | | | Bhatia, Aadit | | | 2065 | IND | 0.50 | 1 | 0.36 | 40 | 14.40 | | | Durham, Dan | f | | 2105 | USA | 1.00 | 1 | 0.89 | 40 | 35.60 | | | Hernandez Jimenez, Alexander And | f | | 2133 | VEN | 0.00 | 1 | -0.09 | 40 | -3.60 | |
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) | | | | 2023 David King Memorial Challenger 8 | Arcadia, CA | USA | 2023-08-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2141 | 1809 | 1.50 | 4 | 1.00 | 40 | 40.00 | |
| | Manakova, Maria | | wg | 2137 | SRB | 0.50 | 1 | 0.37 | 40 | 14.80 | | | Manakova, Maria | | wg | 2137 | SRB | 0.00 | 1 | -0.13 | 40 | -5.20 | | | Mrdja, Milan | m | | 2145 | CRO | 0.50 | 1 | 0.38 | 40 | 15.20 | | | Mrdja, Milan | m | | 2145 | CRO | 0.50 | 1 | 0.38 | 40 | 15.20 | |
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) | | | | 2023 David King Memorial Challenger 10 | Arcadia, CA | USA | 2023-08-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2138 | 1809 | 4.00 | 6 | 3.24 | 40 | 129.60 | |
| | Tomas, Ante | | | 2133 | CRO | 1.00 | 1 | 0.87 | 40 | 34.80 | | | Tomas, Ante | | | 2133 | CRO | 1.00 | 1 | 0.87 | 40 | 34.80 | | | Manakova, Maria | | wg | 2137 | SRB | 0.50 | 1 | 0.37 | 40 | 14.80 | | | Manakova, Maria | | wg | 2137 | SRB | 0.50 | 1 | 0.37 | 40 | 14.80 | | | Mrdja, Milan | m | | 2145 | CRO | 1.00 | 1 | 0.88 | 40 | 35.20 | | | Mrdja, Milan | m | | 2145 | CRO | 0.00 | 1 | -0.12 | 40 | -4.80 | |
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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