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Individual Calculations August 2017 |
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| Kolay, Alex Total change: -40.80 | |   |
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| 2017 Peoples Tournament | Berkeley, California | USA | 2017-07-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2016 | 1922 | 2.00 | 4 | 0.46 | 40 | 18.40 | |
|  Krishnakumar, Sriram | c | | 1522 * | USA | 1.00 | 1 | 0.08 | 40 | 3.20 | |  O`connor, Derek | | | 2206 | USA | 1.00 | 1 | 0.84 | 40 | 33.60 | | | Katz, Alexander R | m | | 2322 * | USA | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Cao, Joshua | | | 2013 | USA | 0.00 | 1 | -0.38 | 40 | -15.20 | | | * 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) | | | | Bay Area Chess Mid Summer Night Championship | Milpitas, California | USA | 2017-07-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1802 | 1922 | 0.50 | 3 | -1.48 | 40 | -59.20 | |
| | Maiti, Milind | | | 1827 | USA | 0.00 | 1 | -0.63 | 40 | -25.20 | | | Li, Eric | | | 1770 | USA | 0.50 | 1 | -0.20 | 40 | -8.00 | | | Chang, Eliam | | | 1809 | USA | 0.00 | 1 | -0.65 | 40 | -26.00 | |
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) | | |
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