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Individual Calculations July 2009 |
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| Cornejo, Max Total change: -11.70 | |   |
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| Southwest Collegiate Championships | McAllen, Texas | USA | 2009-03-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2311 | 2383 | 2.50 | 4 | 0.13 | 15 | 1.95 | |
|  Morales, Luciana | | wm | 2189 | PER | 1.00 | 1 | 0.25 | 15 | 3.75 | | | Fernandez, Daniel | m | | 2367 | USA | 0.50 | 1 | -0.02 | 15 | -0.30 | |  Flores, Mauricio | m | | 2446 | CHI | 0.50 | 1 | 0.09 | 15 | 1.35 | | | Vedrickas, Tautvydas | | | 2241 | LTU | 0.50 | 1 | -0.19 | 15 | -2.85 | |
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) | | | | Final Four of College Chess | Richardson, Texas | USA | 2009-04-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2402 | 2383 | 1.00 | 3 | -0.42 | 15 | -6.30 | |
| | Bartholomew, John | m | | 2444 | USA | 0.00 | 1 | -0.42 | 15 | -6.30 | | | Gareev, Timur | g | | 2590 | UZB | 0.00 | 1 | -0.23 | 15 | -3.45 | | | Aradhyula, Vaishnav | | | 2172 | USA | 1.00 | 1 | 0.23 | 15 | 3.45 | |
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) | | | | LIV Campeonato Nacional Absoluto | Lima | PER | 2009-05-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2147 | 2383 | 5.00 | 7 | -0.49 | 15 | -7.35 | |
| | Suasnabar, Jesus | | | 2033 | PER | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Chiarot, Cesar | | | 2122 | PER | 1.00 | 1 | 0.18 | 15 | 2.70 | | | Dolorier, Smith | | | 2218 | PER | 0.50 | 1 | -0.22 | 15 | -3.30 | | | Condori, Edwin | | | 2163 | PER | 1.00 | 1 | 0.22 | 15 | 3.30 | | | Quinones, Cesar | f | | 2333 | PER | 0.50 | 1 | -0.07 | 15 | -1.05 | | | Palacios, Efrain | | | 2123 | PER | 0.00 | 1 | -0.82 | 15 | -12.30 | | | Mamani, Joan Franco | | | 2037 | PER | 1.00 | 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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