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Individual Calculations September 2023 |
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| Yoo, Eugene Total change: 53.20 | |   |
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| June 2023 Marshall Premier | New York, NY | USA | 2023-06-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2069 | 2066 | 3.50 | 4 | 1.48 | 40 | 59.20 | |
|  Feng, Andrew | | | 1850 | USA | 1.00 | 1 | 0.22 | 40 | 8.80 | |  Berg, George | | | 1789 | USA | 1.00 | 1 | 0.17 | 40 | 6.80 | | | Hughes, John | | | 2210 | IRL | 1.00 | 1 | 0.69 | 40 | 27.60 | | | Bortnyk, Mykola | m | | 2427 | UKR | 0.50 | 1 | 0.40 | 40 | 16.00 | |
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 18 Open | Chicago, IL | USA | 2023-08-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2081 | 2194 | 5.50 | 9 | -0.15 | 40 | -6.00 | |
| | Molina Hun, Hieysson | | | 1794 * | GUA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Singh, Hersh | | | 2068 | USA | 0.00 | 1 | -0.67 | 40 | -26.80 | | | Zhang, Samuel | | | 1882 | USA | 1.00 | 1 | 0.14 | 40 | 5.60 | | | Diaz Gonzalez Jardon, Emmanuel | | | 1877 | MEX | 1.00 | 1 | 0.13 | 40 | 5.20 | | | Rusonik, Max | c | | 2175 | CAN | 0.50 | 1 | -0.03 | 40 | -1.20 | | | Zong, Davis | c | | 2351 | USA | 0.50 | 1 | 0.21 | 40 | 8.40 | | | Rajanish, Adhvaith | | | 2135 | USA | 1.00 | 1 | 0.42 | 40 | 16.80 | | | Shlyakhtenko, Robert | m | | 2403 | USA | 0.00 | 1 | -0.23 | 40 | -9.20 | | | Guha, Rohit | | | 2048 | USA | 0.50 | 1 | -0.20 | 40 | -8.00 | | | * 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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