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Individual Calculations January 2023 |
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| Zhurbinsky, David Total change: -30.40 | |   |
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| 2022 Thanksgiving Open | St. Louis, Missouri | USA | 2022-11-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1853 | 2059 | 1.00 | 3 | -1.17 | 40 | -46.80 | |
|  Huang, Ayden | | | 1777 | USA | 0.00 | 1 | -0.84 | 40 | -33.60 | |  Pullabhotla, Abhinav | | | 1659 * | USA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Puri, Arjun | | | 2124 | USA | 0.00 | 1 | -0.41 | 40 | -16.40 | | | * 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) | | | | 2022 SPICE Cup Open | Chesterfield, MO | USA | 2022-12-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2259 | 2059 | 2.50 | 8 | 0.41 | 40 | 16.40 | |
| | Yip, Carissa Shiwen | m | wg | 2385 | USA | 0.50 | 1 | 0.37 | 40 | 14.80 | | | Fishbein, Alexander | g | | 2389 | USA | 0.50 | 1 | 0.38 | 40 | 15.20 | | | Peycheva, Gergana | f | wm | 2317 | BUL | 0.50 | 1 | 0.32 | 40 | 12.80 | | | Plotkin, Mark | m | | 2369 | CAN | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Andersen, Gunnar | | | 2244 | USA | 0.50 | 1 | 0.24 | 40 | 9.60 | | | Putnam, Liam Henry | f | | 2229 | USA | 0.00 | 1 | -0.28 | 40 | -11.20 | | | Tang, Zoey | | wm | 2201 | USA | 0.50 | 1 | 0.19 | 40 | 7.60 | | | Shoykhet, Benjamin Effron | | | 1937 | USA | 0.00 | 1 | -0.67 | 40 | -26.80 | |
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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