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Individual Calculations January 2018 |
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| Sartorio, William Total change: -18.80 | |   |
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| 2017 Class Warfare Championship | Santa Clara, California | USA | 2017-11-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1973 | 1774 | 1.50 | 4 | 0.37 | 40 | 14.80 | |
|  Liu, Kimberly | | wf | 1867 | USA | 1.00 | 1 | 0.63 | 40 | 25.20 | |  Palusa, Maurya | | | 1717 | USA | 0.50 | 1 | -0.08 | 40 | -3.20 | | | McCambridge, Vincent | m | | 2174 * | USA | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Chambers, Ezra Pau | f | | 2135 | BDI | 0.00 | 1 | -0.10 | 40 | -4.00 | | | * 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) | | | | Bay Area Chess Winter 2017 Championship | Milpitas, California | USA | 2017-12-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1831 | 1766 | 0.50 | 3 | -0.84 | 40 | -33.60 | |
| | Holt, Conrad | g | | 2166 * | USA | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Boldi, Ethan | | | 1781 | USA | 0.00 | 1 | -0.48 | 40 | -19.20 | | | Mahesh, Tejas | | | 1547 | USA | 0.50 | 1 | -0.28 | 40 | -11.20 | | | * 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) | | |
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