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Individual Calculations October 2019 |
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| Li, Eric Total change: -8.80 | |   |
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| 2019 CalChess State Championship | Santa Clara, California | USA | 2019-08-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1950 | 2164 | 3.50 | 6 | -0.92 | 40 | -36.80 | |
|  Sivakumar, Shaashwath | | | 1819 | USA | 1.00 | 1 | 0.11 | 40 | 4.40 | |  Canessa, John | | | 1919 | USA | 0.50 | 1 | -0.30 | 40 | -12.00 | | | Meiyappan, Annapoorni | | wf | 1764 * | USA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Yoo, Christopher Woojin | m | | 2429 | USA | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Sivakumar, Shaaketh | | | 1764 * | USA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Maiti, Milind | | | 2003 | USA | 0.00 | 1 | -0.71 | 40 | -28.40 | | | * 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) | | | | Berkeley Open | Berkeley, California | USA | 2019-09-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2030 | 2172 | 4.00 | 5 | 0.70 | 40 | 28.00 | |
| | Dutter, Fredric | | | 1827 | USA | 1.00 | 1 | 0.11 | 40 | 4.40 | | | Winslow, Elliott | m | | 2103 | USA | 1.00 | 1 | 0.40 | 40 | 16.00 | | | Boldi, Ethan | | | 1801 | USA | 1.00 | 1 | 0.10 | 40 | 4.00 | | | Heredia, Carla | | wg | 2117 | ECU | 1.00 | 1 | 0.42 | 40 | 16.80 | | | Stearman, Josiah | f | | 2301 | USA | 0.00 | 1 | -0.33 | 40 | -13.20 | |
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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