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Individual Calculations March 2012 |
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| Chen, Howard Jed Total change: 0.45 | |   |
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| 3rd Annual Golden State Open | Concord, California | USA | 2012-01-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2257 | 2356 | 2.50 | 5 | -0.60 | 15 | -9.00 | |
|  Wazeer, Khan Ahmad | | | 2042 | IND | 1.00 | 1 | 0.14 | 15 | 2.10 | | | Sarkar, Justin | m | | 2370 | USA | 0.00 | 1 | -0.48 | 15 | -7.20 | |  Cunningham, Robin | f | | 2295 | USA | 1.00 | 1 | 0.42 | 15 | 6.30 | | | De Guzman, Ricardo | m | | 2393 | PHI | 0.00 | 1 | -0.45 | 15 | -6.75 | | | Brown, Michael William | | | 2183 | USA | 0.50 | 1 | -0.23 | 15 | -3.45 | |
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) | | | | 2012 Washington State Championship - Open | Seattle, Washington | USA | 2012-02-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2197 | 2356 | 7.00 | 9 | 0.63 | 15 | 9.45 | |
| | Sinanan, Joshua C | | | 2228 | USA | 1.00 | 1 | 0.33 | 15 | 4.95 | | | Greninger, Harley | | | 2204 | USA | 1.00 | 1 | 0.30 | 15 | 4.50 | | | Koons, Nat W | | | 2265 | USA | 1.00 | 1 | 0.38 | 15 | 5.70 | | | Pupols, Viktors | | | 2154 | USA | 1.00 | 1 | 0.24 | 15 | 3.60 | | | Kelley, Dereque D | | | 2249 | USA | 1.00 | 1 | 0.35 | 15 | 5.25 | | | Perez, Ignacio | f | | 2235 | USA | 0.00 | 1 | -0.66 | 15 | -9.90 | | | Ummel, Igor | | | 2110 | USA | 0.50 | 1 | -0.31 | 15 | -4.65 | | | Golub, David | | | 2157 | USA | 1.00 | 1 | 0.24 | 15 | 3.60 | | | Lapid Shafriri, G | | | 2175 | USA | 0.50 | 1 | -0.24 | 15 | -3.60 | |
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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