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Individual Calculations August 2012 |
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| Song, Edward Total change: 6.00 | |   |
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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 |
| 2166 | 2040 | 2.00 | 4 | 0.68 | 15 | 10.20 | |
|  Ng, Andrew | | | 2195 | USA | 0.50 | 1 | 0.21 | 15 | 3.15 | |  Sanchez, Sarai | m | wg | 2222 | VEN | 0.00 | 1 | -0.26 | 15 | -3.90 | | | Markovits, Alex | | | 2140 | USA | 0.50 | 1 | 0.14 | 15 | 2.10 | | | Sherman, David | | | 2108 | USA | 1.00 | 1 | 0.59 | 15 | 8.85 | |
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) | | | | 40th Annual World Open - U2200 Section | Philadelphia, Pennsylvania | USA | 2012-07-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1927 | 2040 | 1.00 | 2 | -0.31 | 15 | -4.65 | |
| | Tanenbaum, Zachary | | | 1948 | USA | 0.50 | 1 | -0.13 | 15 | -1.95 | | | Shi, Jason | | | 1906 | USA | 0.50 | 1 | -0.18 | 15 | -2.70 | |
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 |
| 2172 | 2040 | 1.00 | 3 | 0.03 | 15 | 0.45 | |
| | Zhou, Guijue | | | 2210 | CHN | 0.50 | 1 | 0.22 | 15 | 3.30 | | | Chow, Albert C | f | | 2162 | USA | 0.50 | 1 | 0.17 | 15 | 2.55 | | | Velikanov, Alexander | | | 2143 | USA | 0.00 | 1 | -0.36 | 15 | -5.40 | |
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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