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Individual Calculations July 2009 |
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| Iwu, Okechukwu Total change: -9.45 | |   |
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| 11th Annual Foxwoods Open | Mashantucket, Connecticut | USA | 2009-04-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2241 | 2198 | 3.00 | 8 | -0.56 | 15 | -8.40 | |
|  Robson, Ray | m | | 2465 | USA | 0.00 | 1 | -0.18 | 15 | -2.70 | | | Uesugi, Shinsaku | | | 2288 | JPN | 0.00 | 1 | -0.38 | 15 | -5.70 | |  Odeh, Kenneth | | | 1999 | NGR | 1.00 | 1 | 0.24 | 15 | 3.60 | | | Getz, Alec | f | | 2229 | USA | 0.00 | 1 | -0.46 | 15 | -6.90 | | | Thaler, Michael | | | 2238 | USA | 1.00 | 1 | 0.56 | 15 | 8.40 | | | Morshedi, Ali | f | | 2347 | USA | 0.00 | 1 | -0.30 | 15 | -4.50 | | | Sobo, Henry C | | | 2074 | USA | 1.00 | 1 | 0.33 | 15 | 4.95 | | | Macintyre, Paul | f | | 2290 | USA | 0.00 | 1 | -0.37 | 15 | -5.55 | |
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) | | | | 18th Annual Chicago Open - U2300 Section | Wheeling, Illinois | USA | 2009-05-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2137 | 2198 | 4.00 | 7 | -0.07 | 15 | -1.05 | |
| | Brock, William H | | | 2009 | USA | 1.00 | 1 | 0.25 | 15 | 3.75 | | | Santarius, Erik F | | | 2252 | USA | 0.50 | 1 | 0.08 | 15 | 1.20 | | | Chow, Albert C | f | | 2203 | USA | 1.00 | 1 | 0.51 | 15 | 7.65 | | | Theil, Carey M | | | 2196 | USA | 0.00 | 1 | -0.50 | 15 | -7.50 | | | Smith, Garrett L | | | 2119 | USA | 0.50 | 1 | -0.11 | 15 | -1.65 | | | Barsky, Sam | | | 2066 | USA | 0.00 | 1 | -0.68 | 15 | -10.20 | | | Airapetian, Chouchanik | | wf | 2114 | USA | 1.00 | 1 | 0.38 | 15 | 5.70 | |
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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