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Individual Calculations December 2012 |
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| Chow, Colin Total change: -10.35 | |   |
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| 2012 East Bay Open | Concord, California | USA | 2012-11-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2252 | 2072 | 0.00 | 2 | -0.58 | 15 | -8.70 | |
|  De Guzman, Ricardo | m | | 2394 | PHI | 0.00 | 1 | -0.13 | 15 | -1.95 | | | Applebaum, Andy F | | | 2109 | USA | 0.00 | 1 | -0.45 | 15 | -6.75 | |
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 California Class Championship | Santa Clara, California | USA | 2012-11-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2140 | 2072 | 2.00 | 5 | -0.11 | 15 | -1.65 | |
| | Zilberstein, Dmitry | m | | 2402 | USA | 0.50 | 1 | 0.38 | 15 | 5.70 | |  Zhu, Jack Q | | | 2053 | USA | 0.00 | 1 | -0.53 | 15 | -7.95 | | | Shipman, Walter J | m | | 2155 | USA | 0.50 | 1 | 0.11 | 15 | 1.65 | | | Chan, Julian M | | | 2143 | USA | 0.00 | 1 | -0.40 | 15 | -6.00 | | | Banik, Siddharth G | | | 1949 | USA | 1.00 | 1 | 0.33 | 15 | 4.95 | |
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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