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Individual Calculations January 2011 |
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| Robinson, Darrian Total change: 17.55 | |   |
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| 2010 Marshall Chess Club Championship | New York, New York | USA | 2010-10-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2055 | 1930 | 3.50 | 6 | 1.50 | 15 | 22.50 | |
|  Berg, George P | | | 2095 | USA | 0.50 | 1 | 0.22 | 15 | 3.30 | |  Smarty, Sylvester | | | 2096 | USA | 0.50 | 1 | 0.22 | 15 | 3.30 | | | Polyakin, Vladimir | | | 2114 | USA | 0.00 | 1 | -0.26 | 15 | -3.90 | | | Paciulli, Frank R | | | 1949 | USA | 1.00 | 1 | 0.53 | 15 | 7.95 | | | Margiotta, Jason J | | | 1988 | USA | 1.00 | 1 | 0.58 | 15 | 8.70 | | | Pappaceno, Michael | | | 2088 | USA | 0.50 | 1 | 0.21 | 15 | 3.15 | |
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) | | | | 2010 Marshall November Grand Prix | New York, New York | USA | 2010-11-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2214 | 1917 | 0.00 | 2 | -0.33 | 15 | -4.95 | |
| | West, James R | | | 2110 | USA | 0.00 | 1 | -0.25 | 15 | -3.75 | | | Paragua, Mark C | g | | 2317 * | PHI | 0.00 | 1 | -0.08 | 15 | -1.20 | | | * 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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