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Individual Calculations July 2008 |
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| Raptis, Nick Total change: 3.00 | |   |
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| 8th Far West Open | Reno, Nevada | USA | 2008-03-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2291 | 2259 | 3.00 | 5 | 0.70 | 15 | 10.50 | |
|  Alonso, Francisco | | | 2062 | USA | 0.50 | 1 | -0.25 | 15 | -3.75 | |  Rudyak, Felix | | | 2049 | USA | 1.00 | 1 | 0.23 | 15 | 3.45 | | | Donaldson, John | m | | 2420 | USA | 0.50 | 1 | 0.21 | 15 | 3.15 | | | Yermolinsky, Alex | g | | 2522 | USA | 0.50 | 1 | 0.32 | 15 | 4.80 | | | Strugatsky, Vladimir | f | | 2400 | USA | 0.50 | 1 | 0.19 | 15 | 2.85 | |
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) | | | | Washington Open | Redmond, Washington | USA | 2008-05-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2099 | 2259 | 0.50 | 1 | -0.21 | 15 | -3.15 | |
| | May, Andy | | | 2099 | USA | 0.50 | 1 | -0.21 | 15 | -3.15 | |
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) | | | | 2008 National Open | Las Vegas, Nevada | USA | 2008-06-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2154 | 2259 | 1.00 | 2 | -0.29 | 15 | -4.35 | |
| | Iwu, Okechukwu | | | 2173 | USA | 0.00 | 1 | -0.62 | 15 | -9.30 | | | Eden, Tomer | | | 2134 | ISR | 1.00 | 1 | 0.33 | 15 | 4.95 | |
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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