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Individual Calculations September 2010 |
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| Kelleher, Jeff Total change: 17.10 | |   |
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| 38th Annual World Open - U2400 Section | King of Prussia, Pennsylvania | USA | 2010-06-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2185 | 2087 | 3.50 | 7 | 0.93 | 15 | 13.95 | |
|  Rosenberg, Evan S | | | 2218 | USA | 0.00 | 1 | -0.32 | 15 | -4.80 | |  Moon, Ryan Joseph | | | 2227 | USA | 0.00 | 1 | -0.31 | 15 | -4.65 | | | Collier, Philip M | | | 2075 | USA | 1.00 | 1 | 0.48 | 15 | 7.20 | | | Iwu, Okechukwu A | | | 2184 | USA | 1.00 | 1 | 0.63 | 15 | 9.45 | | | Formanek, Edward W | m | | 2241 | USA | 0.50 | 1 | 0.21 | 15 | 3.15 | | | Daly, Troy | | | 2137 | USA | 0.00 | 1 | -0.43 | 15 | -6.45 | | | Tan, Oscar L | | | 2212 | PHI | 1.00 | 1 | 0.67 | 15 | 10.05 | |
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) | | | | 16th Annual Northeast Open | Stamford, Connecticut | USA | 2010-08-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2136 | 2087 | 2.00 | 4 | 0.21 | 15 | 3.15 | |
| | Chernin, Oliver | | | 2142 | USA | 0.50 | 1 | 0.08 | 15 | 1.20 | | | Rabin, Evan Z | | | 2016 | USA | 0.50 | 1 | -0.10 | 15 | -1.50 | | | Sarkar, Justin | m | | 2387 | USA | 0.00 | 1 | -0.15 | 15 | -2.25 | | | Cencetti, Arthur | | | 1999 | USA | 1.00 | 1 | 0.38 | 15 | 5.70 | |
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) | | |
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