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Individual Calculations September 2023 |
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| Luo, Terry Total change: -8.60 | |   |
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| 39th Annual GM Denker National Tournament of High School State Champions | Grand Rapids, Michigan | USA | 2023-07-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2050 | 2365 | 4.50 | 6 | -0.53 | 20 | -10.60 | |
|  Donham, William | | | 1965 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Vijayakumar, Advaith | | | 2021 | USA | 0.50 | 1 | -0.38 | 20 | -7.60 | | | Vanderhoek, Kalman | | | 1962 | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Vanapalli, Vishnu | f | | 2318 | USA | 0.50 | 1 | -0.07 | 20 | -1.40 | | | Lee, Jayden H | | | 1897 | USA | 0.50 | 1 | -0.45 | 20 | -9.00 | | | Nguyen, James L | | | 2135 | USA | 1.00 | 1 | 0.21 | 20 | 4.20 | | | * 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) | | | | 1000GM Ft. Lauderdale GM Norm RR | Ft. Lauderdale, FL | USA | 2023-08-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2400 | 2351 | 5.50 | 9 | 1.61 | 20 | 32.20 | |
| | Kunka, Harshid | f | | 2348 | USA | 1.00 | 1 | 0.50 | 20 | 10.00 | | | Lu, Maximillian | m | | 2396 | USA | 1.00 | 1 | 0.56 | 20 | 11.20 | | | Arnaudov, G Petar | g | | 2438 | BUL | 0.50 | 1 | 0.12 | 20 | 2.40 | | | Schmakel, Sam | m | | 2455 | USA | 0.50 | 1 | 0.14 | 20 | 2.80 | | | Georgiev, Vladimir | g | | 2421 | MKD | 0.50 | 1 | 0.10 | 20 | 2.00 | | | Heimann, Mark | m | | 2440 | USA | 0.00 | 1 | -0.38 | 20 | -7.60 | | | Chambers, Ezra | f | | 2337 | BDI | 1.00 | 1 | 0.48 | 20 | 9.60 | | | Jacobson, Aaron | f | | 2343 | USA | 0.00 | 1 | -0.51 | 20 | -10.20 | | | Mitkov, Nikola | g | | 2420 | MKD | 1.00 | 1 | 0.60 | 20 | 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) | | | | 10th Annual Washington International - Championship | Rockville, MD | USA | 2023-08-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2070 | 2351 | 1.00 | 3 | -1.51 | 20 | -30.20 | |
| | Kung, Thomas | | | 2124 | USA | 0.00 | 1 | -0.79 | 20 | -15.80 | | | Samuelson, Andrew | f | | 2006 | USA | 0.50 | 1 | -0.39 | 20 | -7.80 | | | Mendes, Aaron Reeve | c | | 2079 | CAN | 0.50 | 1 | -0.33 | 20 | -6.60 | |
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) | | |
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