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Individual Calculations July 2012 |
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| Stein, Jeremy A Total change: 25.50 | |   |
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| 2012 Western Amateur | Los Angeles, California | USA | 2012-05-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2120 | 2102 | 2.00 | 3 | 0.57 | 15 | 8.55 | |
|  Weinberger, Tibor | f | | 2176 | USA | 0.00 | 1 | -0.40 | 15 | -6.00 | |  Cherkasky, Dmitry | | | 1980 | ISR | 1.00 | 1 | 0.33 | 15 | 4.95 | | | Somogyi, Istvan | f | | 2205 | HUN | 1.00 | 1 | 0.64 | 15 | 9.60 | |
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) | | | | 2012 Lina Grumette Memorial Day Classic | Ontario, California | USA | 2012-05-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2088 | 2102 | 1.50 | 3 | -0.04 | 15 | -0.60 | |
| | Brown, Michael W | | | 2224 | USA | 0.00 | 1 | -0.33 | 15 | -4.95 | | | Sheng, Joshua | | | 1923 | USA | 1.00 | 1 | 0.27 | 15 | 4.05 | | | Clawitter, Craig | | | 2117 | USA | 0.50 | 1 | 0.02 | 15 | 0.30 | |
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 Southern California Championship Candidates | Monterey Park, California | USA | 2012-06-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2273 | 2102 | 2.00 | 3 | 1.17 | 15 | 17.55 | |
| | Akopyan, Harutyun | f | | 2231 | USA | 1.00 | 1 | 0.67 | 15 | 10.05 | | | Taylor, Timothy W | m | | 2294 | USA | 0.00 | 1 | -0.25 | 15 | -3.75 | | | Ortiz, Eduardo N | | | 2294 | PHI | 1.00 | 1 | 0.75 | 15 | 11.25 | |
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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