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Individual Calculations January 2019 |
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| Martinez, Isaac Total change: -11.00 | |   |
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| 1st Manhattan International Chess Open | New York, New York | USA | 2018-12-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2151 | 2134 | 3.00 | 5 | 0.54 | 20 | 10.80 | |
|  Corrales Jimenez, Fidel | g | | 2534 * | USA | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Zeltsan, Joseph | | | 2166 | USA | 0.00 | 1 | -0.46 | 20 | -9.20 | | | Polyakin, Vladimir | | | 1942 | USA | 1.00 | 1 | 0.25 | 20 | 5.00 | | | Forney, Robert | | | 1861 | USA | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Dolgitser, Konstantin | f | | 2254 | USA | 1.00 | 1 | 0.66 | 20 | 13.20 | | | * 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) | | | | 2018 DCC FIDE Open XII | Richardson, Texas | USA | 2018-12-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2025 | 2134 | 2.00 | 5 | -1.09 | 20 | -21.80 | |
| | Blakeman, Cole | | | 1734 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Reshef, Omer | m | | 2490 | ISR | 0.00 | 1 | -0.11 | 20 | -2.20 | | | Toledo, Aaron | | | 1783 | USA | 1.00 | 1 | 0.11 | 20 | 2.20 | | | Lin, Dachey | f | | 2236 | USA | 0.00 | 1 | -0.36 | 20 | -7.20 | | | Eliezer, Segev | | | 1882 | USA | 0.00 | 1 | -0.81 | 20 | -16.20 | | | * 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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