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Individual Calculations January 2016 |
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| Brodsky, David Total change: 23.60 | |   |
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| 46th Annual National Chess Congress | Philadelphia, Pennsylvania | USA | 2015-11-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2331 | 2248 | 3.50 | 6 | 1.04 | 20 | 20.80 | |
|  Miyasaka, Matthew S | | | 2107 | USA | 1.00 | 1 | 0.31 | 20 | 6.20 | |  Khanna, Nalin Clement | | | 2202 | USA | 1.00 | 1 | 0.44 | 20 | 8.80 | | | Yang, Kaiqi | m | | 2375 | CHN | 0.00 | 1 | -0.33 | 20 | -6.60 | | | Samuelson, Andrew | | | 2187 | USA | 1.00 | 1 | 0.42 | 20 | 8.40 | | | Kamsky, Gata | g | | 2648 * | USA | 0.50 | 1 | 0.42 | 20 | 8.40 | | | Molner, Mackenzie | g | | 2468 | USA | 0.00 | 1 | -0.22 | 20 | -4.40 | | | * 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) | | | | 99th Annual Edward Lasker Memorial - MCC Championship | New York, New York | USA | 2015-12-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2152 | 2194 | 4.00 | 7 | 0.14 | 20 | 2.80 | |
| | Chen, Victor | | | 1794 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Pressman, Leif | f | | 2289 | USA | 0.50 | 1 | 0.13 | 20 | 2.60 | | | Izoria, Zviad | g | | 2576 | USA | 0.00 | 1 | -0.09 | 20 | -1.80 | | | Qi, Henry | | | 2010 | USA | 0.50 | 1 | -0.24 | 20 | -4.80 | | | Colas, Joshua | f | | 2245 | USA | 0.00 | 1 | -0.43 | 20 | -8.60 | | | Sena, Juan | | | 2148 | DOM | 1.00 | 1 | 0.44 | 20 | 8.80 | | | Zats, Yefrem | | | 2001 | USA | 1.00 | 1 | 0.25 | 20 | 5.00 | | | * 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) | | |
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