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Individual Calculations January 2011 |
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| Iwu, Okechukwu A Total change: 2.55 | |   |
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| 19th Annual Kings Island Open | Mason, Ohio | USA | 2010-11-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2212 | 2195 | 2.50 | 4 | 0.47 | 15 | 7.05 | |
|  Fan, Yun | | wf | 2063 | USA | 1.00 | 1 | 0.32 | 15 | 4.80 | |  Kaidanov, Gregory | g | | 2582 | USA | 0.00 | 1 | -0.09 | 15 | -1.35 | | | Vibbert, Sean | | | 2132 | USA | 1.00 | 1 | 0.41 | 15 | 6.15 | | | Ding, Jialin | | | 2069 | USA | 0.50 | 1 | -0.17 | 15 | -2.55 | |
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) | | | | Chess.MN 4th FIDE Open Rating Tournament | Minneapolis,MN | USA | 2010-11-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2081 | 2195 | 1.00 | 2 | -0.30 | 15 | -4.50 | |
| | Bu, Kevin | | | 2155 | USA | 0.50 | 1 | -0.06 | 15 | -0.90 | | | Amarasinghe, Prashantha | | | 2007 | SRI | 0.50 | 1 | -0.24 | 15 | -3.60 | |
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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