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Individual Calculations January 2015 |
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| Kogen, Jonathan Total change: 5.00 | |   |
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| 2nd Annual Greater Midwest Class Championships | Schaumburg, Illinois | USA | 2014-11-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2222 | 2167 | 2.50 | 5 | 0.25 | 20 | 5.00 | |
|  Bungo, D Gregory | | | 1951 | USA | 0.50 | 1 | -0.28 | 20 | -5.60 | | | Wallach, Kenneth T | | | 2161 | USA | 1.00 | 1 | 0.49 | 20 | 9.80 | |  Bronfeyn, Daniel | | | 2102 | USA | 1.00 | 1 | 0.41 | 20 | 8.20 | | | Avrukh, Boris | g | | 2567 * | ISR | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Felecan, Florin | m | | 2329 | USA | 0.00 | 1 | -0.29 | 20 | -5.80 | | | * 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) | | |
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