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Individual Calculations September 2021 |
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| Mc Entee, Tim R Total change: -20.00 | |   |
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| 4th Annual John T. Irwin National Tournament of Senior State Champions | Cherry Hill, New Jersey | USA | 2021-07-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2146 | 2040 | 1.00 | 4 | -0.55 | 20 | -11.00 | |
|  Burnett, Ronald Wayne | m | | 2325 | USA | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Root, Douglas D | m | | 2440 * | USA | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Hargrove, James Eryk | | | 1749 | USA | 0.50 | 1 | -0.35 | 20 | -7.00 | | | Markzon, Gregory | f | | 2069 | USA | 0.50 | 1 | 0.04 | 20 | 0.80 | | | * 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) | | | | 2021 Des Moines Open | Des Moines, Iowa | USA | 2021-08-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1862 | 2040 | 3.00 | 5 | -0.45 | 20 | -9.00 | |
| | Divanovic, Edin | | | 1640 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Noble, Cub Rollin-Lloyd | | | 1859 | USA | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Neal, James | | | 2069 | USA | 0.00 | 1 | -0.46 | 20 | -9.20 | | | Moerlien, Puwit Sky | | | 1640 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Magness, Trevor S | | | 2102 | USA | 0.00 | 1 | -0.41 | 20 | -8.20 | | | * 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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