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Individual Calculations October 2017 |
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| Breckenridge, Steven Total change: -19.80 | |   |
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| Seattle Chess Classic | Seattle, Washington | USA | 2017-08-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2075 | 2292 | 6.00 | 9 | -0.78 | 20 | -15.60 | |
|  Levine, Joseph | | | 1892 * | USA | 0.50 | 1 | -0.42 | 20 | -8.40 | |  Mukumbya, Benjamin | | | 1924 | UGA | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Rupel, David | | | 1975 | USA | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Doknjas, Joshua | c | | 2200 | CAN | 1.00 | 1 | 0.37 | 20 | 7.40 | | | He, Daniel | | | 2089 | USA | 0.50 | 1 | -0.26 | 20 | -5.20 | | | Sohal, Tanraj | f | | 2290 | CAN | 0.00 | 1 | -0.50 | 20 | -10.00 | | | Zhang, Derek | | | 1980 | USA | 0.00 | 1 | -0.86 | 20 | -17.20 | | | Doknjas, John | f | | 2227 | CAN | 1.00 | 1 | 0.41 | 20 | 8.20 | | | Perez, Ignacio | f | | 2101 | USA | 1.00 | 1 | 0.25 | 20 | 5.00 | | | * 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) | | | | 67th Annual Oregon Open | Portland, Oregon | USA | 2017-09-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2125 | 2292 | 4.00 | 6 | -0.15 | 20 | -3.00 | |
| | Shannon, Paul D. | | | 2053 | USA | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Rupel, David | | | 1975 | USA | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Zavortink, Matt | | | 2127 | USA | 0.50 | 1 | -0.22 | 20 | -4.40 | | | Zhang, Brendan | | | 1892 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Sohal, Tanraj | f | | 2290 | CAN | 0.50 | 1 | 0.00 | 20 | 0.00 | | | Tarjan, James E | g | | 2412 | USA | 0.00 | 1 | -0.34 | 20 | -6.80 | | | * 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) | | | | Seattle Masters September 2017 | Seattle, Washington | USA | 2017-09-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1978 | 2292 | 2.50 | 3 | -0.06 | 20 | -1.20 | |
| | Yu, Jason | | | 1941 | USA | 1.00 | 1 | 0.11 | 20 | 2.20 | | | Zhang, Brendan | | | 1892 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Perez, Ignacio | f | | 2101 | USA | 0.50 | 1 | -0.25 | 20 | -5.00 | | | * 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) | | |
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