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Individual Calculations September 2023 |
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| Yan, Nathan Total change: -10.08 | |   |
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| 1000GM 2023 June Scheveningen Group 1 | Milpitas, California | USA | 2023-06-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2175 | 2192 | 2.50 | 6 | -0.63 | 36 | -22.68 | |
|  Santos Flores, Alberto | m | | 2164 | ECU | 0.50 | 1 | -0.04 | 36 | -1.44 | | | Zapata, Karen | | wm | 2094 | ESP | 0.50 | 1 | -0.13 | 36 | -4.68 | |  Rivera, Ingris | | wm | 2239 | COL | 0.00 | 1 | -0.43 | 36 | -15.48 | | | Castillo Coca, Mairebis | | wf | 2110 | CUB | 0.50 | 1 | -0.11 | 36 | -3.96 | | | Pinzon, Jairo David | | | 2220 | COL | 1.00 | 1 | 0.54 | 36 | 19.44 | | | Gracia Alvarez, Gerardo | f | | 2222 | MEX | 0.00 | 1 | -0.46 | 36 | -16.56 | |
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 14 Open | Chicago, IL | USA | 2023-08-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1974 | 2129 | 5.50 | 8 | 0.10 | 36 | 3.60 | |
| | Goldstein, Arav | | | 1729 * | USA | 0.50 | 1 | -0.42 | 36 | -15.12 | | | Yang, Lefan | | | 1803 | CAN | 1.00 | 1 | 0.13 | 36 | 4.68 | | | Xia, Ruoxiao | | | 1932 | USA | 0.50 | 1 | -0.25 | 36 | -9.00 | | | Miranda Fernandez, Marcos Manuel | | | 1802 | PAR | 1.00 | 1 | 0.13 | 36 | 4.68 | | | Venkatesh, Narayan | | | 1856 | USA | 1.00 | 1 | 0.17 | 36 | 6.12 | | | Wang, Isaac | | | 2401 | USA | 0.50 | 1 | 0.33 | 36 | 11.88 | | | Tao, Sihan | | | 2182 | USA | 0.50 | 1 | 0.07 | 36 | 2.52 | | | Lin, Leo | | | 2087 | CAN | 0.50 | 1 | -0.06 | 36 | -2.16 | | | * 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 2023 August Scheveningen B | Sunnyvale, CA | USA | 2023-08-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2241 | 2129 | 2.00 | 5 | 0.25 | 36 | 9.00 | |
| | Tello, Isaac | f | | 2275 | MEX | 0.50 | 1 | 0.20 | 36 | 7.20 | | | Campos Jimenez, Augusto | m | | 2291 | CUB | 0.50 | 1 | 0.21 | 36 | 7.56 | | | Zaloznyy, Mike | c | | 2172 | USA | 0.00 | 1 | -0.44 | 36 | -15.84 | | | Kretchetov, Alexandre | f | | 2203 | RUS | 0.50 | 1 | 0.10 | 36 | 3.60 | | | Rodi, Luis | m | | 2266 | URU | 0.50 | 1 | 0.18 | 36 | 6.48 | |
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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