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Individual Calculations October 2014 |
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| De Guzman, Ricardo Total change: -13.50 | |   |
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| 2014 Bay Area Chess IM W John Donaldson Championship | Milpitas, California | USA | 2014-08-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2065 | 2403 | 2.50 | 3 | -0.13 | 10 | -1.30 | |
|  Hong, Andrew Zhang | | | 2047 | USA | 1.00 | 1 | 0.11 | 10 | 1.10 | | | Srihari, Pranav | | | 2003 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | |  Chow, Colin | | | 2145 | USA | 0.50 | 1 | -0.32 | 10 | -3.20 | | | * 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) | | | | 2014 CalChess State Championship | Santa Clara, California | USA | 2014-08-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2030 | 2403 | 2.00 | 3 | -0.72 | 10 | -7.20 | |
| | Steger, Eric Alan | | | 2003 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Richter, Paul | | | 2045 | USA | 0.00 | 1 | -0.90 | 10 | -9.00 | | | Zhu, Jack Qijie | | | 2042 | USA | 1.00 | 1 | 0.10 | 10 | 1.00 | | | * 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) | | | | 2014 NHC FIDE Rated Swiss | Fremont, California | USA | 2014-09-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2391 | 2392 | 1.00 | 3 | -0.50 | 10 | -5.00 | |
| | Cusi, Ronald | f | | 2301 | USA | 0.00 | 1 | -0.62 | 10 | -6.20 | | | Hamed, Nouri | | | 2348 | PHI | 1.00 | 1 | 0.44 | 10 | 4.40 | | | Barbosa, Oliver | g | | 2524 | PHI | 0.00 | 1 | -0.32 | 10 | -3.20 | |
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) | | |
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