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Individual Calculations September 2023 |
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| Yin, Zeming Total change: -41.60 | |   |
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| 2023 Canadian Open Chess Championship - Open | Calgary, Alberta | CAN | 2023-07-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1833 | 1748 | 2.50 | 9 | -1.16 | 40 | -46.40 | |
|  Yang, Jingyun (ryan) | | | 2077 | CAN | 0.50 | 1 | 0.38 | 40 | 15.20 | |  He, Matthew | | | 1861 | CAN | 0.00 | 1 | -0.35 | 40 | -14.00 | | | Rekhson, Vladislav | | | 2069 | CAN | 0.50 | 1 | 0.37 | 40 | 14.80 | | | Boehmer, Kris | | | 2117 | CAN | 0.50 | 1 | 0.40 | 40 | 16.00 | | | Bulga, Tamir | | | 1796 | CAN | 0.00 | 1 | -0.43 | 40 | -17.20 | | | Ratte, Cameron | | | 1781 | CAN | 0.50 | 1 | 0.05 | 40 | 2.00 | | | Gao, Lucy | | | 1682 | CAN | 0.00 | 1 | -0.59 | 40 | -23.60 | | | Giles, Patrick | | | 1563 | CAN | 0.00 | 1 | -0.74 | 40 | -29.60 | | | Alpuri, Aaqil | | | 1552 | CAN | 0.50 | 1 | -0.25 | 40 | -10.00 | |
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) | | | | XXXIII Pan-American Youth Chess Festival - Under 12 Open | Chicago, IL | USA | 2023-08-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1683 | 1738 | 4.50 | 8 | 0.12 | 40 | 4.80 | |
| | Ganesan, Vikash | | | 1338 * | USA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Das, Aditeya | | | 1922 | USA | 0.50 | 1 | 0.24 | 40 | 9.60 | | | Cherukuri, Nitesh | | | 1883 | USA | 0.00 | 1 | -0.31 | 40 | -12.40 | | | Xiao, Michael | | | 1441 | USA | 1.00 | 1 | 0.15 | 40 | 6.00 | | | Rajendran, Ishaan | | | 1755 | USA | 0.50 | 1 | 0.02 | 40 | 0.80 | | | Giraldo Cortes, Cristobal | | | 1424 | DOM | 1.00 | 1 | 0.14 | 40 | 5.60 | | | Jing, Andrew | | | 1891 | USA | 0.50 | 1 | 0.20 | 40 | 8.00 | | | Jammalamadaka, Vihaan | | | 1812 | USA | 0.00 | 1 | -0.40 | 40 | -16.00 | | | * 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) | | |
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