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Individual Calculations August 2012 |
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| Kogen, Jonathan S Total change: 9.60 | |   |
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| 40th Annual World Open - U2400 Section | Philadelphia, Pennsylvania | USA | 2012-07-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2195 | 2140 | 4.00 | 7 | 1.04 | 15 | 15.60 | |
|  Betaneli, Alex | f | | 2236 | USA | 0.50 | 1 | 0.13 | 15 | 1.95 | |  Vibbert, Sean | | | 2226 | USA | 1.00 | 1 | 0.62 | 15 | 9.30 | | | Ng, Andrew | | | 2195 | USA | 0.50 | 1 | 0.08 | 15 | 1.20 | | | Treger, Yefim | | | 2217 | USA | 0.50 | 1 | 0.11 | 15 | 1.65 | | | Sawyer, Bradley J | | | 2140 | USA | 0.00 | 1 | -0.50 | 15 | -7.50 | | | Nilsson, Martin | | | 2197 | SWE | 0.50 | 1 | 0.08 | 15 | 1.20 | | | Rosenberg, Evan S | | | 2156 | USA | 1.00 | 1 | 0.52 | 15 | 7.80 | |
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) | | | | 5th Annual Chicago Class | Wheeling, Illinois | USA | 2012-07-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2242 | 2140 | 1.50 | 5 | -0.40 | 15 | -6.00 | |
| | Zhou, Guijue | | | 2210 | CHN | 1.00 | 1 | 0.60 | 15 | 9.00 | | | Liu, Qingnan | m | | 2509 | CHN | 0.00 | 1 | -0.10 | 15 | -1.50 | | | Sharevich, Anna | | wg | 2258 | BLR | 0.00 | 1 | -0.34 | 15 | -5.10 | | | Smarty, Sylvester | | | 2037 | USA | 0.50 | 1 | -0.14 | 15 | -2.10 | | | Karklins, Andrew | f | | 2197 | USA | 0.00 | 1 | -0.42 | 15 | -6.30 | |
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) | | |
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