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Individual Calculations December 2017 |
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| Gurevich, Dmitry Total change: -4.90 | |   |
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| City of Chicago Class Championships | Chicago, Illinois | USA | 2017-10-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2182 | 2453 | 3.00 | 4 | -0.26 | 10 | -2.60 | |
|  Acosta, Mariano | | | 2053 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | |  Stevens, Matthew | | | 2119 | USA | 1.00 | 1 | 0.12 | 10 | 1.20 | | | Young, Angelo | m | | 2292 | PHI | 0.50 | 1 | -0.21 | 10 | -2.10 | | | Tsyganov, Igor | f | | 2264 | USA | 0.50 | 1 | -0.25 | 10 | -2.50 | | | * 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) | | | | 2nd Annual Sevan Muradian Memorial | Schaumburg, Illinois | USA | 2017-11-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2134 | 2447 | 4.00 | 5 | -0.23 | 10 | -2.30 | |
| | Pandey, Ritika | | | 2047 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Venkat, Abhyudhaya | | | 2047 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Lehmann, Spencer | | | 2197 | USA | 0.50 | 1 | -0.31 | 10 | -3.10 | | | Peng, David | f | | 2330 | USA | 0.50 | 1 | -0.16 | 10 | -1.60 | | | Bronfeyn, Daniel | | | 2047 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | * 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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