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Individual Calculations June 2017 |
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| Eren, Baran Total change: 9.00 | |   |
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| GM Koltanowski Memorial | Berkeley, California | USA | 2017-03-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1811 | 2134 | 4.00 | 4 | 0.55 | 20 | 11.00 | |
|  Yanofsky, Kevin | | | 1734 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Sarafian, Greg | | | 1861 | USA | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Soltani, Mohammad | | | 1734 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Kim, Isaiah | | | 1915 | USA | 1.00 | 1 | 0.22 | 20 | 4.40 | | | * 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 Weekender | Berkeley, California | USA | 2017-05-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2017 | 2134 | 2.50 | 4 | -0.10 | 20 | -2.00 | |
| | Walder, Michael S | | | 1999 | USA | 0.00 | 1 | -0.68 | 20 | -13.60 | | | Kim, Isaiah | | | 1905 | USA | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Watson, Farid M | | | 1990 | USA | 1.00 | 1 | 0.31 | 20 | 6.20 | | | O`connor, Derek | | | 2175 | USA | 0.50 | 1 | 0.06 | 20 | 1.20 | |
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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