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Individual Calculations May 2012 |
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| Erenburg, Sergey Total change: 7.60 | |   |
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| Israel National League 2012 | Various | ISR | 2011-12-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2430 | 2616 | 2.00 | 3 | -0.22 | 10 | -2.20 | |
|  Berkovich, Mark A | m | | 2397 | ISR | 1.00 | 1 | 0.22 | 10 | 2.20 | |  Tseitlin, Mark D | g | | 2403 | ISR | 0.50 | 1 | -0.27 | 10 | -2.70 | | | Porat, Shay | m | | 2490 | ISR | 0.50 | 1 | -0.17 | 10 | -1.70 | |
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) | | | | 6th Annual Philadelphia Open | Philadelphia, Pennsylvania | USA | 2012-04-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2510 | 2616 | 6.00 | 8 | 0.98 | 10 | 9.80 | |
| | Aaron, Deepak | | | 2234 | USA | 1.00 | 1 | 0.09 | 10 | 0.90 | | | Sarkar, Justin | m | | 2391 | USA | 1.00 | 1 | 0.22 | 10 | 2.20 | | | Bachmann, Axel | g | | 2556 | PAR | 0.50 | 1 | -0.08 | 10 | -0.80 | | | Stripunsky, Alexander | g | | 2566 | USA | 1.00 | 1 | 0.43 | 10 | 4.30 | | | Shabalov, Alexander | g | | 2523 | USA | 1.00 | 1 | 0.37 | 10 | 3.70 | | | Akobian, Varuzhan | g | | 2621 | USA | 0.50 | 1 | 0.01 | 10 | 0.10 | | | Shankland, Sam | g | | 2580 | USA | 0.50 | 1 | -0.05 | 10 | -0.50 | | | Hammer, Jon Ludvig | g | | 2606 | NOR | 0.50 | 1 | -0.01 | 10 | -0.10 | |
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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