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Individual Calculations July 2023 |
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| Liu, Eric Total change: 96.71 | |   |
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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 |
| 2271 | 2299 | 5.50 | 9 | 0.81 | 19 | 15.39 | |
|  Platnick, Elijah Samuel | | | 1953 | USA | 1.00 | 1 | 0.11 | 19 | 2.09 | |  Zhou, Jianchao | g | | 2555 | CHN | 0.00 | 1 | -0.19 | 19 | -3.61 | | | Velazquez, Kevin | | | 1988 | USA | 1.00 | 1 | 0.14 | 19 | 2.66 | | | Karthi, Jashith | | | 1899 * | USA | 0.50 | 1 | -0.42 | 19 | -7.98 | | | Liang, Awonder | g | | 2651 | USA | 0.00 | 1 | -0.11 | 19 | -2.09 | | | Mattson, Dane | | | 2031 | USA | 1.00 | 1 | 0.17 | 19 | 3.23 | | | Samsonkin, Artiom | m | | 2420 | CAN | 1.00 | 1 | 0.66 | 19 | 12.54 | | | Kosakowski, Jakub | m | | 2485 | POL | 0.50 | 1 | 0.24 | 19 | 4.56 | | | Posthuma, Joshua | m | | 2457 | USA | 0.50 | 1 | 0.21 | 19 | 3.99 | | | * 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 Las Vegas Summer Super Swiss 2023 | Las Vegas, Nevada | USA | 2023-06-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2253 | 2230 | 4.50 | 9 | 0.25 | 19 | 4.75 | |
| | Zhou, Jianchao | g | | 2546 | CHN | 0.00 | 1 | -0.13 | 19 | -2.47 | | | Wongso, Steve | | | 2069 | USA | 1.00 | 1 | 0.29 | 19 | 5.51 | | | Ghazarian, Kirk | m | | 2479 | USA | 0.50 | 1 | 0.31 | 19 | 5.89 | | | Kavutskiy, Kostya | m | | 2414 | USA | 0.00 | 1 | -0.26 | 19 | -4.94 | | | Angeles Mercado, Anthony | | | 2114 | PER | 1.00 | 1 | 0.34 | 19 | 6.46 | | | Boros, Denes | g | | 2400 | HUN | 0.00 | 1 | -0.28 | 19 | -5.32 | | | Yanayt, Eugene | f | | 2060 | USA | 0.00 | 1 | -0.72 | 19 | -13.68 | | | Nanugonda, Vishva | | | 1924 | USA | 1.00 | 1 | 0.14 | 19 | 2.66 | | | Mahajan, Rushaan | f | | 2272 | USA | 1.00 | 1 | 0.56 | 19 | 10.64 | |
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 |
| 2391 | 2230 | 5.00 | 9 | 2.36 | 19 | 44.84 | |
| | Heller, Jack | | | 1830 * | USA | 1.00 | 1 | 0.08 | 19 | 1.52 | | | Cordova, Emilio | g | | 2543 | PER | 1.00 | 1 | 0.86 | 19 | 16.34 | | | Wen, Tommy | f | | 2433 | USA | 0.50 | 1 | 0.26 | 19 | 4.94 | | | Katz, Alexander | m | | 2460 | USA | 1.00 | 1 | 0.79 | 19 | 15.01 | | | Khanin, Semen | g | | 2566 | RUS | 0.00 | 1 | -0.12 | 19 | -2.28 | | | Willow, Jonah B | m | | 2447 | ENG | 1.00 | 1 | 0.78 | 19 | 14.82 | | | Boros, Denes | g | | 2400 | HUN | 0.00 | 1 | -0.28 | 19 | -5.32 | | | Shlyakhtenko, Robert | m | | 2427 | USA | 0.50 | 1 | 0.25 | 19 | 4.75 | | | Kavutskiy, Kostya | m | | 2414 | USA | 0.00 | 1 | -0.26 | 19 | -4.94 | | | * 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) | | | | 16th annual Philadelphia International | Philadelphia, PA | USA | 2023-06-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2280 | 2230 | 5.50 | 9 | 1.67 | 19 | 31.73 | |
| | Mansurov, Yusuf | | | 1830 * | USA | 1.00 | 1 | 0.08 | 19 | 1.52 | | | Battaglini Flom, Gabriel | g | | 2442 | FRA | 0.00 | 1 | -0.23 | 19 | -4.37 | | | Nasta, Kiren | | | 1958 | USA | 1.00 | 1 | 0.17 | 19 | 3.23 | | | Bortnyk, Mykola | m | | 2427 | UKR | 0.50 | 1 | 0.25 | 19 | 4.75 | | | Liang, Jason | m | | 2527 | USA | 0.00 | 1 | -0.15 | 19 | -2.85 | | | Mottola, Max | | | 1858 | USA | 1.00 | 1 | 0.10 | 19 | 1.90 | | | Lu, Maximillian | m | | 2412 | USA | 1.00 | 1 | 0.74 | 19 | 14.06 | | | Cruz, Cristhian | g | | 2522 | PER | 0.50 | 1 | 0.35 | 19 | 6.65 | | | Cordova, Emilio | g | | 2543 | PER | 0.50 | 1 | 0.36 | 19 | 6.84 | | | * 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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