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Individual Calculations October 2015 |
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| Szpisjak, Steven Total change: -0.60 | |   |
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| 2015 Illinois Open State Chess Championship | Northbrook, Illinois | USA | 2015-09-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2042 | 2052 | 2.50 | 5 | -0.03 | 20 | -0.60 | |
|  Pandey, Ritika | | | 1659 | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Xu, Arthur Zihan | | | 1800 | USA | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Richter, Alex J | | | 2102 | USA | 0.50 | 1 | 0.07 | 20 | 1.40 | | | Tan, Justin | m | | 2419 | AUS | 0.00 | 1 | -0.10 | 20 | -2.00 | | | Menon, Gopal S | | | 2229 | USA | 0.00 | 1 | -0.27 | 20 | -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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