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Individual Calculations January 2019 |
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| Li, Eric Total change: -39.60 | |   |
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| North American Chess Festival for Youth and Childhood (Absolute and Female) "Baja California 2018" Under 12 Absolute | Hotel Puerto Nuevo Baja Hotel & Villas, Tijuana-Ensenada freeway Km. 44.5 B.C. | MEX | 2018-11-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1844 | 2022 | 4.50 | 7 | -0.46 | 40 | -18.40 | |
|  Mundayat, Abinav | | | 1622 * | USA | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Chen, Jonathan | | | 1814 | USA | 0.50 | 1 | -0.27 | 40 | -10.80 | | | Sairam, Pranav | | | 1666 | USA | 1.00 | 1 | 0.11 | 40 | 4.40 | | | Mahajan, Rushaan | c | | 1963 | USA | 0.50 | 1 | -0.08 | 40 | -3.20 | | | Kondakov, Adrian | | | 1973 | USA | 0.50 | 1 | -0.07 | 40 | -2.80 | | | Wen, Teddie | | | 1911 | USA | 0.50 | 1 | -0.15 | 40 | -6.00 | | | Vidyarthi, Vyom | | | 1962 | USA | 0.50 | 1 | -0.08 | 40 | -3.20 | | | * 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) | | | | GM Igor Ivanov Weekender | Berkeley, California | USA | 2018-12-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1946 | 2045 | 1.50 | 3 | -0.38 | 40 | -15.20 | |
| | Lee, Addison | | | 1944 | USA | 0.50 | 1 | -0.14 | 40 | -5.60 | | | Ai, Evan | | | 1799 | USA | 1.00 | 1 | 0.19 | 40 | 7.60 | | | Wu, Rochelle | | wc | 2096 | USA | 0.00 | 1 | -0.43 | 40 | -17.20 | |
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) | | | | GM Daniel Naroditsky Championship | Milpitas, California | USA | 2018-12-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1903 | 2045 | 2.50 | 4 | -0.15 | 40 | -6.00 | |
| | Jiang, Nicholas | | | 1645 * | USA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Santanna, Paulo | | | 1900 | USA | 1.00 | 1 | 0.31 | 40 | 12.40 | | | Yanayt, Eugene | f | | 2121 | USA | 0.00 | 1 | -0.40 | 40 | -16.00 | | | Yan, Rui Yang | | | 1944 | USA | 0.50 | 1 | -0.14 | 40 | -5.60 | | | * 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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