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Individual Calculations July 2022 |
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| Yan, Ruiyang Total change: -32.60 | |   |
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| 2021 CalChess State Open Class Championship Master | Santa Clara, California | USA | 2022-05-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1914 | 2281 | 4.50 | 6 | -0.58 | 20 | -11.60 | |
|  Rajaram, Rohan | | | 1755 | USA | 0.50 | 1 | -0.47 | 20 | -9.40 | |  Qin, Vincent | | | 1825 | USA | 1.00 | 1 | 0.06 | 20 | 1.20 | | | Zhu, Jack | m | | 2388 | USA | 0.50 | 1 | 0.15 | 20 | 3.00 | | | Pullela, Sricharan | | | 1822 | USA | 1.00 | 1 | 0.05 | 20 | 1.00 | | | Polaris, Marshall Quander | | | 1881 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Fong, Kevin | | | 1810 | USA | 0.50 | 1 | -0.45 | 20 | -9.00 | | | * 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 National Open - Open | Las Vegas, Nevada | USA | 2022-06-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2226 | 2281 | 4.50 | 8 | 0.11 | 20 | 2.20 | |
| | Lee, Jayden | | | 1881 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Gustafson, Corbin | | | 1881 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Bitoon, Richard Balansag | g | | 2437 | PHI | 0.50 | 1 | 0.21 | 20 | 4.20 | | | Cordova Daza, Emilio | g | | 2549 | PER | 0.00 | 1 | -0.17 | 20 | -3.40 | | | Zhou, Qiyu | f | wg | 2218 | CAN | 1.00 | 1 | 0.41 | 20 | 8.20 | | | Eswaran, Ashritha | f | wm | 2308 | USA | 0.00 | 1 | -0.46 | 20 | -9.20 | | | Foisor, Sabina-Francesca | | wg | 2208 | USA | 1.00 | 1 | 0.40 | 20 | 8.00 | | | Ngo, Bach | f | | 2327 | USA | 0.00 | 1 | -0.44 | 20 | -8.80 | | | * 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) | | | | 15th Annual Philadelphia International | Philadelphia, Pennsylvania | USA | 2022-06-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2179 | 2281 | 4.50 | 9 | -1.16 | 20 | -23.20 | |
| | Asavasaetakul, Chawit | | | 1933 | THA | 0.50 | 1 | -0.39 | 20 | -7.80 | | | Mou, Iris Zhaoying | | wc | 2042 | USA | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Le, Minh Tuan | m | | 2514 | VIE | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Altman, Joshua A | c | | 2095 | ENG | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Matviishen, Viktor | m | | 2496 | UKR | 0.00 | 1 | -0.23 | 20 | -4.60 | | | Melikian, Gnel | | | 2159 | RUS | 0.00 | 1 | -0.67 | 20 | -13.40 | | | Xu, Arthur | f | | 2073 | USA | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Zong, Davis | c | | 2141 | USA | 0.50 | 1 | -0.19 | 20 | -3.80 | | | Puckett, Matthew | | | 2160 | USA | 0.50 | 1 | -0.16 | 20 | -3.20 | |
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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