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Individual Calculations July 2023 |
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| Martin, Sam B Total change: -66.50 | |   |
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| 10th Cherry Blossom Classic - Open | Dulles, Virginia | USA | 2023-05-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2178 | 2067 | 1.00 | 5 | -0.88 | 38 | -33.44 | |
|  Park, Evan | m | | 2380 | USA | 0.00 | 1 | -0.14 | 38 | -5.32 | |  Williams, Justus | m | | 2396 | USA | 0.00 | 1 | -0.12 | 38 | -4.56 | | | Altman, Joshua | c | | 2120 | ENG | 0.00 | 1 | -0.43 | 38 | -16.34 | | | Hu, Merric | | | 2022 | USA | 1.00 | 1 | 0.44 | 38 | 16.72 | | | Diao, Matthew Guo | | | 1973 | USA | 0.00 | 1 | -0.63 | 38 | -23.94 | |
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) | | | | 9th annual Continental Class Championships - Masters | Reston, VA | USA | 2023-06-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2086 | 2016 | 2.00 | 5 | -0.21 | 38 | -7.98 | |
| | Girsh, Daniel | | | 2123 | USA | 0.00 | 1 | -0.35 | 38 | -13.30 | | | Rychkov, Roman | | | 2023 | USA | 1.00 | 1 | 0.51 | 38 | 19.38 | | | Salinas Herrera, Pablo | g | | 2486 | CHI | 0.00 | 1 | -0.05 | 38 | -1.90 | | | Su, Kevin | | | 1946 | USA | 1.00 | 1 | 0.40 | 38 | 15.20 | | | Feng, Andrew T | | | 1850 | USA | 0.00 | 1 | -0.72 | 38 | -27.36 | |
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) | | | | 16th annual Philadelphia International | Philadelphia, PA | USA | 2023-06-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2113 | 2016 | 2.50 | 8 | -0.66 | 38 | -25.08 | |
| | Schmakel, Sam A | m | | 2416 * | USA | 0.00 | 1 | -0.08 | 38 | -3.04 | | | Sinha, Sahil | m | | 2317 | USA | 0.00 | 1 | -0.15 | 38 | -5.70 | | | Wang, Henry | | | 2193 | USA | 0.00 | 1 | -0.27 | 38 | -10.26 | | | Chen, Derek | | | 1823 | USA | 1.00 | 1 | 0.25 | 38 | 9.50 | | | Pang, Qi | | | 2187 | USA | 0.00 | 1 | -0.27 | 38 | -10.26 | | | Aravindakshan, Sahana | | | 1792 | USA | 0.50 | 1 | -0.28 | 38 | -10.64 | | | Wu, Wentao | | | 1849 | USA | 1.00 | 1 | 0.28 | 38 | 10.64 | | | Torres, Luis Carlos | m | | 2325 | MEX | 0.00 | 1 | -0.14 | 38 | -5.32 | | | * 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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