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Individual Calculations July 2012 |
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| Iwu, Okechukwu A Total change: 4.50 | |   |
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| Chess.MN 13th FIDE Open Rating Tournament | Minneapolis, Minnesota | USA | 2012-05-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1932 | 2161 | 2.50 | 4 | -0.49 | 15 | -7.35 | |
|  Ravi, Saisree | | | 1761 * | USA | 0.50 | 1 | -0.42 | 15 | -6.30 | | | Chernov, Andrey | | | 1996 | USA | 0.50 | 1 | -0.22 | 15 | -3.30 | |  Quinn, Connor | | | 1761 * | USA | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Allen, James F | | | 2210 | USA | 0.50 | 1 | 0.07 | 15 | 1.05 | | | * 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) | | | | 21st Annual Chicago Open - Open Section | Wheeling, Illinois | USA | 2012-05-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2229 | 2161 | 4.50 | 9 | 0.79 | 15 | 11.85 | |
| | Gurevich, Dmitry | g | | 2471 | USA | 0.50 | 1 | 0.36 | 15 | 5.40 | | | Mulyar, Michael A | m | | 2408 | USA | 0.00 | 1 | -0.19 | 15 | -2.85 | | | Aliyev, Timur | | | 2258 | ISR | 0.00 | 1 | -0.37 | 15 | -5.55 | | | Williams, John Michael | | | 2111 | USA | 0.00 | 1 | -0.57 | 15 | -8.55 | | | Wettasinha, Vasanta | | | 1827 | SRI | 1.00 | 1 | 0.12 | 15 | 1.80 | | | Viswanadha, Kesav | | | 2031 | USA | 1.00 | 1 | 0.32 | 15 | 4.80 | | | Rosen, Eric S | f | | 2353 | USA | 0.50 | 1 | 0.25 | 15 | 3.75 | | | Korley, Kassa | f | | 2334 | USA | 0.50 | 1 | 0.23 | 15 | 3.45 | | | Denton, Bradley J | | | 2267 | USA | 1.00 | 1 | 0.64 | 15 | 9.60 | |
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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