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Individual Calculations March 2015 |
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| Grabinsky, Aaron Total change: 118.80 | |   |
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| Bay Area Chess Lawless Winter Championship | Milpitas, California | USA | 2014-12-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2149 | 2095 | 3.50 | 6 | 0.91 | 40 | 36.40 | |
|  Bayaraa, Chinguun | c | | 1770 | USA | 1.00 | 1 | 0.13 | 40 | 5.20 | |  Wheeler, Cameron | f | | 2284 | USA | 1.00 | 1 | 0.75 | 40 | 30.00 | | | Viswanadha, Kesav | m | | 2404 | USA | 0.50 | 1 | 0.36 | 40 | 14.40 | | | De Guzman, Ricardo | m | | 2387 | PHI | 0.00 | 1 | -0.15 | 40 | -6.00 | | | Stearman, Josiah P | | | 1942 | USA | 1.00 | 1 | 0.30 | 40 | 12.00 | | | Banik, Siddharth G | | | 2106 | USA | 0.00 | 1 | -0.48 | 40 | -19.20 | |
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) | | | | 2015 Oregon Championship | Portland, Oregon | USA | 2015-02-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2112 | 2147 | 7.00 | 9 | 2.06 | 40 | 82.40 | |
| | Deeth, Steven B | | | 2096 | USA | 1.00 | 1 | 0.43 | 40 | 17.20 | | | Cigan, Jason | | | 2053 | USA | 1.00 | 1 | 0.37 | 40 | 14.80 | | | Esler, Brian John | | | 2062 | USA | 0.00 | 1 | -0.62 | 40 | -24.80 | | | Haessler, Carl A | | | 2164 | USA | 1.00 | 1 | 0.52 | 40 | 20.80 | | | Bjorksten, Lennart | | | 2121 | USA | 1.00 | 1 | 0.46 | 40 | 18.40 | | | Seitzer, Phillip | | | 2069 | USA | 0.50 | 1 | -0.11 | 40 | -4.40 | | | Saputra, Yogi | | | 1963 | USA | 1.00 | 1 | 0.26 | 40 | 10.40 | | | Raptis, Nick | f | | 2327 | USA | 0.50 | 1 | 0.24 | 40 | 9.60 | | | Russell, Corey Joh | f | | 2151 | USA | 1.00 | 1 | 0.51 | 40 | 20.40 | |
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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