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Individual Calculations January 2015 |
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| Leon, Isaac D Total change: 74.80 | |   |
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| 45th Annual National Chess Congress | Philadelphia, Pennsylvania | USA | 2014-11-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2258 | 2147 | 4.00 | 6 | 1.87 | 40 | 74.80 | |
|  Hallenbeck, Alex | | | 1932 | USA | 1.00 | 1 | 0.23 | 40 | 9.20 | |  Shen, Arthur | f | | 2313 | USA | 0.50 | 1 | 0.22 | 40 | 8.80 | | | Shvartsman, Andrew | f | | 2329 | USA | 1.00 | 1 | 0.74 | 40 | 29.60 | | | Bartell, Thomas | m | | 2348 | USA | 0.50 | 1 | 0.26 | 40 | 10.40 | | | Minear, Peter | | | 2217 | USA | 1.00 | 1 | 0.60 | 40 | 24.00 | | | Ippolito, Dean | m | | 2407 | USA | 0.00 | 1 | -0.18 | 40 | -7.20 | |
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) | | |
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