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Individual Calculations December 2017 |
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| Condron, James Total change: -11.60 | |   |
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| 2017 Illinois Senior State Championship | Schaumburg, Illinois | USA | 2017-11-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1826 | 1925 | 1.50 | 3 | -0.35 | 40 | -14.00 | |
|  Dandridge, Marvin | | | 2143 | USA | 0.00 | 1 | -0.22 | 40 | -8.80 | |  Engelen, Mark S | | | 1696 | USA | 0.50 | 1 | -0.29 | 40 | -11.60 | | | Henderson Jr, S E | | | 1640 | USA | 1.00 | 1 | 0.16 | 40 | 6.40 | |
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) | | | | 2nd Annual Sevan Muradian Memorial | Schaumburg, Illinois | USA | 2017-11-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1962 | 1925 | 1.00 | 2 | 0.06 | 40 | 2.40 | |
| | Tsyganov, Igor | f | | 2264 | USA | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Ladan, Nicholas | | | 1659 | USA | 1.00 | 1 | 0.18 | 40 | 7.20 | |
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) | | |
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