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Individual Calculations November 2009 |
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| Gurevich, Dmitry Total change: 2.50 | |   |
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| 2009 Illinois Open Championship | Oak Brook, Illinois | USA | 2009-09-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2306 | 2506 | 3.50 | 5 | -0.16 | 10 | -1.60 | |
|  Auger, Michael W | | | 2106 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | |  Szpisjak, Steven J | | | 2172 | USA | 1.00 | 1 | 0.12 | 10 | 1.20 | | | Felecan, Florin | f | | 2429 | USA | 0.50 | 1 | -0.11 | 10 | -1.10 | | | Amanov, Mesgen | g | | 2489 | TKM | 0.50 | 1 | -0.02 | 10 | -0.20 | | | Young, Angelo | m | | 2333 | USA | 0.50 | 1 | -0.23 | 10 | -2.30 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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 Midwest Class Champinships | Wheeling, Illinois | USA | 2009-10-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2322 | 2506 | 2.50 | 3 | 0.41 | 10 | 4.10 | |
| | Chow, Albert C | f | | 2254 | USA | 1.00 | 1 | 0.19 | 10 | 1.90 | | | Auger, Michael W | | | 2106 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Ehlvest, Jaan | g | | 2607 | USA | 0.50 | 1 | 0.14 | 10 | 1.40 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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