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Individual Calculations May 2013 |
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| Cusi, Ronald Lazo Total change: -3.30 | |   |
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| 30th Annual Amateur Team Championship West | Pleasanton, California | USA | 2013-02-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2122 | 2275 | 2.50 | 3 | 0.41 | 15 | 6.15 | |
|  Goetze, Jonathan B | | | 2212 | USA | 0.50 | 1 | -0.09 | 15 | -1.35 | | | Viswanadha, Kesav | | | 2149 | USA | 1.00 | 1 | 0.33 | 15 | 4.95 | |  Beilin, Allan | | | 2004 | USA | 1.00 | 1 | 0.17 | 15 | 2.55 | |
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) | | | | 2013 Spring Championship | Milpitas, California | USA | 2013-04-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2005 | 2275 | 1.00 | 2 | -0.63 | 15 | -9.45 | |
| | Houshdaran, Soheil | | | 1907 | IRI | 1.00 | 1 | 0.10 | 15 | 1.50 | | | Applebaum, Andy F | | | 2102 | USA | 0.00 | 1 | -0.73 | 15 | -10.95 | |
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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