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Individual Calculations April 2009 |
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| Pamatmat, Jarod Total change: 26.10 | |   |
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| 2008 Pan American Class Championships | Fort Worth, Texas | USA | 2008-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2259 | 1955 | 1.50 | 2 | 1.21 | 15 | 18.15 | |
|  Langer, Michael | f | | 2269 | USA | 1.00 | 1 | 0.86 | 15 | 12.90 | |  Chua, Alexander | | | 2249 | USA | 0.50 | 1 | 0.35 | 15 | 5.25 | |
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) | | | | JG's Old-Fashioned Hamburgers Texas Masters | Richardson, Texas | USA | 2009-01-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2100 | 1982 | 2.00 | 5 | 0.10 | 15 | 1.50 | |
| | Wang, Puchen | m | | 2332 | NZL | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Zhu, Caroline | | | 1698 | USA | 1.00 | 1 | 0.16 | 15 | 2.40 | | | Chandra, Kevin | | | 1808 | USA | 1.00 | 1 | 0.27 | 15 | 4.05 | | | Bercys, Salvijus | m | | 2332 | USA | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Antal, Gergely | m | | 2332 | HUN | 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) | | | | DFW FIDE Open | Richardson, Texas | USA | 2009-02-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1973 | 1982 | 2.50 | 4 | 0.43 | 15 | 6.45 | |
| | Malhotra, Akshay | | | 1795 | USA | 1.00 | 1 | 0.26 | 15 | 3.90 | | | Powell, Mitchell | | | 1970 | USA | 1.00 | 1 | 0.48 | 15 | 7.20 | | | Jayakumar, Adarsh | | | 1885 | IND | 0.50 | 1 | -0.13 | 15 | -1.95 | | | Vedrickas, Tautvyd | | | 2241 | LTU | 0.00 | 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) | | |
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