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Individual Calculations January 2015 |
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| Bronfeyn, Daniel Total change: -10.80 | |   |
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| 2nd Annual Greater Midwest Class Championships | Schaumburg, Illinois | USA | 2014-11-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2066 | 2102 | 2.50 | 5 | -0.24 | 40 | -9.60 | |
|  Raghavan, Vijay | | | 2075 | USA | 0.50 | 1 | -0.04 | 40 | -1.60 | |  Acosta, Mariano A | | | 1938 | USA | 1.00 | 1 | 0.28 | 40 | 11.20 | | | Kogen, Jonathan | | | 2167 | USA | 0.00 | 1 | -0.41 | 40 | -16.40 | | | Bungo, D Gregory | | | 1951 | USA | 1.00 | 1 | 0.30 | 40 | 12.00 | | | Kasiurak, Zach | | | 2198 | USA | 0.00 | 1 | -0.37 | 40 | -14.80 | |
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) | | | | 2014 Chess - IQ December Quads II | Skokie, Illinois | USA | 2014-12-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1899 | 2031 | 2.00 | 3 | -0.03 | 40 | -1.20 | |
| | Lehmann, Spencer G | | | 1926 | USA | 0.50 | 1 | -0.14 | 40 | -5.60 | | | Tutush, Dusan | | | 1889 | USA | 1.00 | 1 | 0.31 | 40 | 12.40 | | | Lee, Minkee | | | 1881 | USA | 0.50 | 1 | -0.20 | 40 | -8.00 | |
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) | | |
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