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Individual Calculations September 2009 |
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| Ehlvest, Jaan Total change: -7.10 | |   |
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| 2nd New York International | New York, NY | USA | 2009-06-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2398 | 2606 | 6.00 | 9 | -0.83 | 10 | -8.30 | |
|  Yang, Darwin | f | | 2256 | USA | 0.50 | 1 | -0.39 | 10 | -3.90 | |  Getz, Alec | f | | 2256 | USA | 1.00 | 1 | 0.11 | 10 | 1.10 | | | Krush, Irina | m | wg | 2452 | USA | 1.00 | 1 | 0.29 | 10 | 2.90 | | | Barbosa, Oliver A | m | | 2426 | PHI | 0.00 | 1 | -0.74 | 10 | -7.40 | | | Esserman, Marc R | | | 2391 | USA | 1.00 | 1 | 0.23 | 10 | 2.30 | | | Ippolito, Dean J | m | | 2443 | USA | 0.50 | 1 | -0.22 | 10 | -2.20 | | | Milman, Lev | m | | 2462 | USA | 0.50 | 1 | -0.19 | 10 | -1.90 | | | Arnold, Mark T | m | | 2408 | USA | 1.00 | 1 | 0.24 | 10 | 2.40 | | | Kraai, Jesse | g | | 2488 | USA | 0.50 | 1 | -0.16 | 10 | -1.60 | |
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) | | | | 37th Annual World Open - Open Section | Philadelphia, Pennsylvania | USA | 2009-06-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2513 | 2606 | 6.00 | 9 | 0.43 | 10 | 4.30 | |
| | Tayar, Jonathan | f | | 2334 | CAN | 1.00 | 1 | 0.17 | 10 | 1.70 | | | Garcia, Gildardo J | g | | 2401 | COL | 1.00 | 1 | 0.24 | 10 | 2.40 | | | Lenderman, Alex | m | | 2434 | USA | 0.50 | 1 | -0.23 | 10 | -2.30 | | | Perelshteyn, Eugen | g | | 2543 | USA | 1.00 | 1 | 0.41 | 10 | 4.10 | | | Shabalov, Alexander | g | | 2569 | USA | 0.50 | 1 | -0.05 | 10 | -0.50 | | | Zapata, Alonso | g | | 2514 | COL | 0.50 | 1 | -0.13 | 10 | -1.30 | | | Smirin, Ilya | g | | 2641 | ISR | 0.50 | 1 | 0.05 | 10 | 0.50 | | | Ivanov, Alexander | g | | 2516 | USA | 1.00 | 1 | 0.38 | 10 | 3.80 | | | Najer, Evgeny | g | | 2669 | RUS | 0.00 | 1 | -0.41 | 10 | -4.10 | |
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) | | | | Continental Absolute Champioship 2009 | Sao Paulo Chess Club/SP | BRA | 2009-07-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2470 | 2614 | 6.50 | 10 | -0.31 | 10 | -3.10 | |
| | Romero Pino, Claudio | f | | 2299 | CHI | 1.00 | 1 | 0.14 | 10 | 1.40 | | | Zambrana, Oswaldo | g | | 2473 | BOL | 0.00 | 1 | -0.69 | 10 | -6.90 | | | Estrada Nieto, Julian | m | | 2332 | MEX | 1.00 | 1 | 0.16 | 10 | 1.60 | | | Della Morte, German | m | | 2372 | ARG | 1.00 | 1 | 0.20 | 10 | 2.00 | | | Bittencourt, Jorge | m | | 2471 | BRA | 1.00 | 1 | 0.31 | 10 | 3.10 | | | Iturrizaga, Eduardo | g | | 2555 | VEN | 1.00 | 1 | 0.42 | 10 | 4.20 | | | Milos, Gilberto | g | | 2589 | BRA | 0.50 | 1 | -0.03 | 10 | -0.30 | | | Friedel, Joshua E. | g | | 2547 | USA | 1.00 | 1 | 0.41 | 10 | 4.10 | | | Shabalov, Alexander | g | | 2580 | USA | 0.00 | 1 | -0.55 | 10 | -5.50 | | | Rios, Mauricio Flores | m | | 2482 | CHI | 0.00 | 1 | -0.68 | 10 | -6.80 | |
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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