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Individual Calculations February 2020 |
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| Liu, Jackie Total change: 2.60 | |   |
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| 49th Annual Atlanta Open | Chamblee, Georgia | USA | 2019-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1601 | 1798 | 1.50 | 2 | 0.02 | 40 | 0.80 | |
|  Badhe, Om | | | 1702 | USA | 1.00 | 1 | 0.37 | 40 | 14.80 | |  Jiang, Andrew | | | 1499 | USA | 0.50 | 1 | -0.35 | 40 | -14.00 | |
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) | | | NOTE: K factor changed | | 6th Annual Gulf Coast New Year's Open | Estero, FL | USA | 2020-01-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2117 | 1798 | 0.50 | 3 | 0.09 | 20 | 1.80 | |
| | Diaz, Jorge | | | 2102 | CUB | 0.50 | 1 | 0.36 | 20 | 7.20 | | | Cooke, Eric | | | 2051 | USA | 0.00 | 1 | -0.19 | 20 | -3.80 | | | Bouza, Cesar | f | | 2198 * | CUB | 0.00 | 1 | -0.08 | 20 | -1.60 | | | * 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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