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Individual Calculations October 2019 |
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| Meiyappan, Annapoorni Total change: 116.00 | |   |
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| 2019 CalChess State Championship | Santa Clara, California | USA | 2019-08-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1972 | 1590 | 3.00 | 5 | 2.54 | 40 | 101.60 | |
|  Arne, Mike | | | 1990 * | USA | 1.00 | 1 | 0.92 | 40 | 36.80 | |  Klotz-Burwell, Hunter | | | 1990 * | USA | 0.50 | 1 | 0.42 | 40 | 16.80 | | | Li, Eric | c | | 1990 * | USA | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Sartorio, William | | | 1902 | USA | 1.00 | 1 | 0.86 | 40 | 34.40 | | | Wu, Derek | | | 1990 * | USA | 0.50 | 1 | 0.42 | 40 | 16.80 | | | * 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 |
| 1900 | 1702 | 1.50 | 4 | 0.36 | 40 | 14.40 | |
| | Heredia, Carla | | wg | 2102 * | ECU | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Marcus, Joel | | | 1776 | USA | 0.50 | 1 | 0.10 | 40 | 4.00 | | | Mishkin, Viktor | | | 1676 | USA | 1.00 | 1 | 0.46 | 40 | 18.40 | | | Coyne, Theodore | | | 2045 | USA | 0.00 | 1 | -0.12 | 40 | -4.80 | | | * 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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