Individual Calculations September 2009 |
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Sorkin, Igor Total change: 46.50 | | ![Rating chart](/imga/chart.gif) ![Personal card](/imga/card.gif) |
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2nd New York International | New York, NY | USA | 2009-06-19 |
Rc | Ro | w | n | change | K | K*chg | Game |
2428 | 2345 | 4.50 | 7 | 1.76 | 15 | 26.40 | |
| Hammer, Dale M | | | 2215 | USA | 1.00 | 1 | 0.32 | 15 | 4.80 | | Kraai, Jesse | g | | 2488 | USA | 0.50 | 1 | 0.19 | 15 | 2.85 | | Kudrin, Sergey | g | | 2563 | USA | 0.50 | 1 | 0.28 | 15 | 4.20 | | Ippolito, Dean J | m | | 2443 | USA | 0.50 | 1 | 0.13 | 15 | 1.95 | | Esserman, Marc R | | | 2391 | USA | 1.00 | 1 | 0.56 | 15 | 8.40 | | Stopa, Jacek | m | | 2471 | POL | 1.00 | 1 | 0.67 | 15 | 10.05 | | Barbosa, Oliver A | m | | 2426 | PHI | 0.00 | 1 | -0.39 | 15 | -5.85 | | 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) | | 37th Annual World Open - Under 2400 Section | Philadelphia, Pennsylvania | USA | 2009-06-29 |
Rc | Ro | w | n | change | K | K*chg | Game |
2286 | 2345 | 6.00 | 8 | 1.34 | 15 | 20.10 | |
| Lau, Robert | c | | 2173 | USA | 1.00 | 1 | 0.27 | 15 | 4.05 | | Boor, Carl B | f | | 2291 | USA | 1.00 | 1 | 0.42 | 15 | 6.30 | | Jiang, Louie | | | 2266 | CAN | 0.50 | 1 | -0.11 | 15 | -1.65 | | Madsen, Dag | f | | 2282 | NOR | 1.00 | 1 | 0.41 | 15 | 6.15 | | Nikolayev, Igor A | f | | 2300 | USA | 0.50 | 1 | -0.06 | 15 | -0.90 | | Young, Angelo | m | | 2350 | PHI | 0.50 | 1 | 0.01 | 15 | 0.15 | | Figler, Ilye | f | | 2319 | USA | 1.00 | 1 | 0.46 | 15 | 6.90 | | Ravichandran, Siddharth | | | 2303 | IND | 0.50 | 1 | -0.06 | 15 | -0.90 | | 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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