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Individual Calculations October 2008 |
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| Cohen, Larry Total change: -9.75 | |   |
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| Chicago Class Championships | Oak Brook, Illinois | USA | 2008-07-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2224 | 2055 | 0.00 | 1 | -0.28 | 15 | -4.20 | |
|  Gilruth, Peter | | | 2224 | USA | 0.00 | 1 | -0.28 | 15 | -4.20 | |
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) | | | | Billy Colias Memorial Section W | Joliet, Illinois | USA | 2008-08-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2203 | 2055 | 0.50 | 4 | -0.73 | 15 | -10.95 | |
| | McEntee, Tim | | | 2162 | USA | 0.50 | 1 | 0.15 | 15 | 2.25 | |  Bereolos, Peter | f | | 2314 | USA | 0.00 | 1 | -0.18 | 15 | -2.70 | | | Rosen, Eric | | | 2106 | USA | 0.00 | 1 | -0.43 | 15 | -6.45 | | | Stamnov, Aleks | f | | 2229 | MKD | 0.00 | 1 | -0.27 | 15 | -4.05 | |
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) | | | | MCA FIDE Futurity IV | Chicago, Illinois | USA | 2008-08-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2367 | 2055 | 0.50 | 1 | 0.36 | 15 | 5.40 | |
| | Young, Angelo | m | | 2367 | PHI | 0.50 | 1 | 0.36 | 15 | 5.40 | |
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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