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Individual Calculations July 2008 |
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| Collyer, Curt Total change: -14.70 | |   |
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| 8th Far West Open | Reno, Nevada | USA | 2008-03-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2297 | 2255 | 2.00 | 4 | 0.23 | 15 | 3.45 | |
|  Alonso, Francisco | | | 2062 | USA | 1.00 | 1 | 0.25 | 15 | 3.75 | | | Strugatsky, Vladimir | f | | 2400 | USA | 0.50 | 1 | 0.19 | 15 | 2.85 | |  Mezentsev, Vladimir | m | | 2398 | RUS | 0.50 | 1 | 0.19 | 15 | 2.85 | | | Kretchetov, Alex | f | | 2329 | RUS | 0.00 | 1 | -0.40 | 15 | -6.00 | |
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 |
| 2178 | 2274 | 1.00 | 2 | -0.26 | 15 | -3.90 | |
| | Bartron, Paul | f | | 2192 | USA | 0.50 | 1 | -0.11 | 15 | -1.65 | | | Selzer, Ricky | | | 2163 | USA | 0.50 | 1 | -0.15 | 15 | -2.25 | |
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 |
| 2379 | 2274 | 0.50 | 4 | -0.95 | 15 | -14.25 | |
| | Khachiyan, Melikset | g | | 2500 | USA | 0.50 | 1 | 0.29 | 15 | 4.35 | | | Pruess, David | m | | 2425 | USA | 0.00 | 1 | -0.30 | 15 | -4.50 | | | Kretchetov, Alexandre | f | | 2351 | RUS | 0.00 | 1 | -0.39 | 15 | -5.85 | | | Yu, Corbin | | | 2240 | USA | 0.00 | 1 | -0.55 | 15 | -8.25 | |
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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