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Individual Calculations March 2018 |
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| Perez, Ignacio Total change: 12.20 | |   |
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| Seattle Masters January 2018 | Seattle, Washington | USA | 2018-01-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1938 | 2068 | 2.50 | 3 | 0.48 | 20 | 9.60 | |
|  Lee, Addison | | | 1945 | USA | 0.50 | 1 | -0.17 | 20 | -3.40 | |  Pupols, Viktors | | | 2012 | USA | 1.00 | 1 | 0.42 | 20 | 8.40 | | | Fields, Noah Denni | | | 1857 | USA | 1.00 | 1 | 0.23 | 20 | 4.60 | |
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 February 2018 | Seattle, Washington | USA | 2018-02-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1983 | 2086 | 2.50 | 3 | 0.59 | 20 | 11.80 | |
| | Zhang, Eric | | | 1901 | USA | 0.50 | 1 | -0.24 | 20 | -4.80 | | | Pupols, Viktors | | | 1978 | USA | 1.00 | 1 | 0.35 | 20 | 7.00 | | | Yu, Jason | | | 2070 | USA | 1.00 | 1 | 0.48 | 20 | 9.60 | |
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) | | | | 2018 Washington State Championship | Seattle, Washington | USA | 2018-02-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2181 | 2086 | 3.00 | 9 | -0.46 | 20 | -9.20 | |
| | Feng, Roland | f | | 2358 | USA | 0.00 | 1 | -0.17 | 20 | -3.40 | | | Schill, William | f | | 2095 | USA | 0.00 | 1 | -0.49 | 20 | -9.80 | | | He, Anthony | f | | 2240 | USA | 0.00 | 1 | -0.29 | 20 | -5.80 | | | Lee, Megan | | wm | 2163 | USA | 1.00 | 1 | 0.61 | 20 | 12.20 | | | Pupols, Viktors | | | 1978 | USA | 1.00 | 1 | 0.35 | 20 | 7.00 | | | Truelson, Joseph | | | 1936 | USA | 1.00 | 1 | 0.30 | 20 | 6.00 | | | Lee, Michael | m | | 2413 | USA | 0.00 | 1 | -0.13 | 20 | -2.60 | | | Haining, Kyle | c | | 2148 | USA | 0.00 | 1 | -0.41 | 20 | -8.20 | | | Sang, Tian | f | | 2296 | USA | 0.00 | 1 | -0.23 | 20 | -4.60 | |
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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