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Individual Calculations March 2011 |
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| Winter, Curtis A Total change: 24.15 | |   |
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| 37th Annual Eastern Open | Washington DC | USA | 2010-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2118 | 1884 | 4.00 | 7 | 2.45 | 15 | 36.75 | |
|  Samuelson, Andrew | | | 2165 | USA | 1.00 | 1 | 0.84 | 15 | 12.60 | | | Hu, Zhi-Ya | | | 2254 | USA | 0.00 | 1 | -0.10 | 15 | -1.50 | |  Heung, Christopher | | | 2082 | USA | 0.00 | 1 | -0.24 | 15 | -3.60 | | | Ding, Andrew | | | 2032 | USA | 1.00 | 1 | 0.70 | 15 | 10.50 | | | Paragua, Mark C | g | | 2284 * | PHI | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Beckman, Thomas J | | | 2004 | USA | 1.00 | 1 | 0.66 | 15 | 9.90 | | | Collier, Philip M | | | 2007 | USA | 1.00 | 1 | 0.67 | 15 | 10.05 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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) | | | | 43rd Annual Liberty Bell - U2300 Section | Philadelphia, Pennsylvania | USA | 2011-01-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2024 | 1879 | 0.50 | 4 | -0.75 | 15 | -11.25 | |
| | Strenzwilk, Denis | | | 2027 | USA | 0.00 | 1 | -0.30 | 15 | -4.50 | | | Sells, Philip G | | | 1893 | USA | 0.00 | 1 | -0.48 | 15 | -7.20 | | | Vulis, Daniel | | | 2098 | USA | 0.00 | 1 | -0.22 | 15 | -3.30 | | | Widmaier, Marc | | | 2076 | USA | 0.50 | 1 | 0.25 | 15 | 3.75 | |
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) | | | | 2011 Springfield Open | Springfield, Virginia | USA | 2011-01-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2269 | 1879 | 0.00 | 1 | -0.09 | 15 | -1.35 | |
| | Adu, Oladapo Oluto | m | | 2269 | NGR | 0.00 | 1 | -0.09 | 15 | -1.35 | |
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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