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Individual Calculations August 2012 |
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| Arnold, Marc Tyler Total change: 11.20 | |   |
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| 40th Annual World Open - Open Section | Philadelphia, Pennsylvania | USA | 2012-07-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2494 | 2529 | 6.50 | 9 | 1.64 | 10 | 16.40 | |
|  Barrett, Steve | | | 2233 | ENG | 1.00 | 1 | 0.15 | 10 | 1.50 | |  Karavade, Eesha | m | wg | 2343 | IND | 0.50 | 1 | -0.24 | 10 | -2.40 | | | Shahade, Greg | m | | 2462 | USA | 0.50 | 1 | -0.09 | 10 | -0.90 | | | Battaglini, Gabriel | m | | 2419 | FRA | 1.00 | 1 | 0.35 | 10 | 3.50 | | | Hungaski, Robert | m | | 2488 | USA | 1.00 | 1 | 0.44 | 10 | 4.40 | | | Shulman, Yury | g | | 2588 | USA | 0.50 | 1 | 0.08 | 10 | 0.80 | | | Smirin, Ilya | g | | 2647 | ISR | 0.50 | 1 | 0.16 | 10 | 1.60 | | | Hess, Robert L | g | | 2639 | USA | 1.00 | 1 | 0.65 | 10 | 6.50 | | | Iturrizaga Bonelli, Eduardo | g | | 2628 | VEN | 0.50 | 1 | 0.14 | 10 | 1.40 | |
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) | | | | 2012 US Junior Closed - Group B | St Louis, Missouri | USA | 2012-07-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2295 | 2529 | 5.00 | 7 | -0.48 | 10 | -4.80 | |
| | Cao, Kevin Y | | | 2184 | USA | 1.00 | 1 | 0.11 | 10 | 1.10 | | | Naroditsky, Daniel | m | | 2486 | USA | 0.50 | 1 | -0.06 | 10 | -0.60 | | | Perez, Robert | | | 2334 | USA | 0.50 | 1 | -0.25 | 10 | -2.50 | | | Sturt, Raven M | | | 2248 | USA | 1.00 | 1 | 0.16 | 10 | 1.60 | | | Williams, Justus D | | | 2216 | USA | 0.50 | 1 | -0.36 | 10 | -3.60 | | | Rosen, Eric S | f | | 2328 | USA | 1.00 | 1 | 0.24 | 10 | 2.40 | | | Troff, Kayden W | f | | 2271 | USA | 0.50 | 1 | -0.32 | 10 | -3.20 | |
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) | | | | 2012 US Junior Closed Championship Match | St Louis, Missouri | USA | 2012-07-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2321 | 2529 | 1.50 | 2 | -0.04 | 10 | -0.40 | |
| | Getz, Alec | f | | 2321 | USA | 0.50 | 1 | -0.27 | 10 | -2.70 | | | Getz, Alec | f | | 2321 | USA | 1.00 | 1 | 0.23 | 10 | 2.30 | |
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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