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Individual Calculations July 2009 |
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| Wang, Puchen Total change: 11.90 | |   |
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| 2009 TexOhma FIDE Open | Richardson, Texas | USA | 2009-03-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2295 | 2456 | 3.50 | 4 | 0.73 | 10 | 7.30 | |
|  Chandra, Kevin | | | 2106 | USA | 1.00 | 1 | 0.11 | 10 | 1.10 | |  Vedrickas, Tautvydas | | | 2241 | LTU | 1.00 | 1 | 0.23 | 10 | 2.30 | | | Stopa, Jacek | m | | 2470 | POL | 0.50 | 1 | 0.02 | 10 | 0.20 | | | Kiewra, Keaton | f | | 2364 | USA | 1.00 | 1 | 0.37 | 10 | 3.70 | |
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) | | | | Final Four of College Chess | Richardson, Texas | USA | 2009-04-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2252 | 2453 | 1.00 | 1 | 0.24 | 10 | 2.40 | |
| | De Sa, Christopher | | | 2252 | USA | 1.00 | 1 | 0.24 | 10 | 2.40 | |
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) | | | | DFW FIDE Open III | Richardson, Texas | USA | 2009-05-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2103 | 2453 | 2.00 | 2 | 0.22 | 10 | 2.20 | |
| | Chandra, Kevin | | | 2103 | USA | 1.00 | 1 | 0.11 | 10 | 1.10 | | | Pamatmat, Jrod | | | 2103 | USA | 1.00 | 1 | 0.11 | 10 | 1.10 | |
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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