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Individual Calculations July 2011 |
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| Coraretti, Benjami Total change: -1.80 | |   |
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| 20th Annual Chicago Open | Wheeling, Illinois | USA | 2011-05-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2275 | 2051 | 2.00 | 7 | 0.31 | 15 | 4.65 | |
|  Kelley, Dereque D | | | 2226 | USA | 1.00 | 1 | 0.73 | 15 | 10.95 | | | Stopa, Jacek | m | | 2451 * | POL | 0.00 | 1 | -0.08 | 15 | -1.20 | |  Sadorra, Julio C | m | | 2451 * | PHI | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Gisclan, Heverton | | | 2254 | BRA | 0.00 | 1 | -0.24 | 15 | -3.60 | | | Boor, Carl Brandon | f | | 2268 | USA | 0.00 | 1 | -0.22 | 15 | -3.30 | | | Shankar, Gauri | f | | 2310 | IND | 0.00 | 1 | -0.18 | 15 | -2.70 | | | Mayers, Dan E | | | 1964 | USA | 1.00 | 1 | 0.38 | 15 | 5.70 | | | * 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) | | | | 53rd Gem City Open | Dayton, Ohio | USA | 2011-06-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2067 | 2051 | 1.00 | 3 | -0.43 | 15 | -6.45 | |
| | Criss, Nathaniel | | | 1980 | USA | 1.00 | 1 | 0.40 | 15 | 6.00 | | | Smith, Garrett | | | 2094 | USA | 0.00 | 1 | -0.44 | 15 | -6.60 | | | Multhopp, Hans | f | | 2128 | USA | 0.00 | 1 | -0.39 | 15 | -5.85 | |
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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