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Individual Calculations July 2023 |
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| De La Colina, Nicolas Total change: -63.46 | |   |
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| 32nd annual Chicago Open - Open Section | Wheeling, IL | USA | 2023-05-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2036 | 2245 | 5.00 | 9 | -1.65 | 38 | -62.70 | |
|  Heller, Jack | | | 1842 | USA | 0.00 | 1 | -0.92 | 38 | -34.96 | |  Matus, Nastassja A | | wf | 1981 | USA | 0.50 | 1 | -0.32 | 38 | -12.16 | | | Bruha, Nicholas | | | 1977 | USA | 1.00 | 1 | 0.17 | 38 | 6.46 | | | Rajanish, Adhvaith | | | 1930 | USA | 0.00 | 1 | -0.86 | 38 | -32.68 | | | Pompe, Niko | | | 2007 | SLO | 1.00 | 1 | 0.20 | 38 | 7.60 | | | Zhang, Roger | | | 1879 | USA | 1.00 | 1 | 0.10 | 38 | 3.80 | | | Torres, Luis Carlos | m | | 2325 | MEX | 0.50 | 1 | 0.11 | 38 | 4.18 | | | Huston, Gus | f | | 2347 | USA | 0.00 | 1 | -0.36 | 38 | -13.68 | | | Ehsani, Yassamin | | wf | 2037 | USA | 1.00 | 1 | 0.23 | 38 | 8.74 | |
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 National Open | Las Vegas, NV | USA | 2023-06-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2101 | 2199 | 5.50 | 9 | -0.02 | 38 | -0.76 | |
| | Shafer, Logan | | | 1799 * | USA | 1.00 | 1 | 0.08 | 38 | 3.04 | | | Fernandez, Daniel H | g | | 2505 | ENG | 0.50 | 1 | 0.36 | 38 | 13.68 | | | Corrales Jimenez, Fidel | g | | 2509 | USA | 0.00 | 1 | -0.14 | 38 | -5.32 | | | Wu, Jayden | | | 1923 | USA | 0.50 | 1 | -0.33 | 38 | -12.54 | | | Sripada, Havish | | | 1918 | USA | 0.50 | 1 | -0.34 | 38 | -12.92 | | | Kukavica, Tony | | | 1952 | USA | 1.00 | 1 | 0.19 | 38 | 7.22 | | | Senft, Sean | | | 2081 | USA | 0.50 | 1 | -0.16 | 38 | -6.08 | | | Tang, Zoey | f | wm | 2348 | USA | 0.50 | 1 | 0.20 | 38 | 7.60 | | | Melillo, Lucius | | | 1870 | USA | 1.00 | 1 | 0.12 | 38 | 4.56 | | | * 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) | | |
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