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Individual Calculations July 2009 |
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| Pamatmat, Jarod M Total change: 24.75 | |   |
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| 2009 TexOhma FIDE Open | Richardson, Texas | USA | 2009-03-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1848 | 1982 | 2.00 | 3 | 0.06 | 15 | 0.90 | |
|  Chiang, Jonathan | | | 1632 | USA | 0.00 | 1 | -0.89 | 15 | -13.35 | |  Zhu, Caroline | | | 1698 | USA | 1.00 | 1 | 0.16 | 15 | 2.40 | | | Yang, Darwin | f | | 2214 | USA | 1.00 | 1 | 0.79 | 15 | 11.85 | |
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) | | | | 11th Annual Foxwoods Open | Mashantucket, Connecticut | USA | 2009-04-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2246 | 2008 | 2.50 | 8 | 0.81 | 15 | 12.15 | |
| | Lee, Michael | f | | 2358 | USA | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Figler, Ilye | f | | 2319 | USA | 1.00 | 1 | 0.86 | 15 | 12.90 | | | Rodriguez, Eric | | | 2247 | USA | 0.00 | 1 | -0.20 | 15 | -3.00 | | | Coleman, Teddy | f | | 2289 | USA | 0.00 | 1 | -0.16 | 15 | -2.40 | | | Vertkin, Sergey | | | 2219 | RUS | 0.00 | 1 | -0.23 | 15 | -3.45 | | | Tan, Oscar L | | | 2240 | PHI | 0.50 | 1 | 0.29 | 15 | 4.35 | | | Lowinger, Daniel L | | | 2064 | USA | 1.00 | 1 | 0.58 | 15 | 8.70 | | | Weeramantry, Sunil | f | | 2231 | SRI | 0.00 | 1 | -0.22 | 15 | -3.30 | |
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) | | | | DFW FIDE Open III | Richardson, Texas | USA | 2009-05-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2081 | 2008 | 2.00 | 3 | 0.78 | 15 | 11.70 | |
| | Chiang, Jonathan | | | 1658 | USA | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Obregon, Juan Luis | c | | 2226 | MEX | 1.00 | 1 | 0.78 | 15 | 11.70 | | | Wang, Puchen | m | | 2358 | NZL | 0.00 | 1 | -0.11 | 15 | -1.65 | |
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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