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Individual Calculations July 2012 |
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| Szpisjak, Steven J Total change: -16.50 | |   |
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| 21st Annual Chicago Open - U2300 Section | Wheeling, Illinois | USA | 2012-05-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1972 | 2114 | 2.00 | 4 | -0.73 | 15 | -10.95 | |
|  Kho, Jingle A | | | 1839 | CAN | 0.00 | 1 | -0.83 | 15 | -12.45 | |  Karlow, Nick W | | | 2035 | USA | 0.50 | 1 | -0.11 | 15 | -1.65 | | | Richman, Jonathan | | | 2002 | USA | 0.50 | 1 | -0.15 | 15 | -2.25 | | | Manchanda, Sameer | | | 2011 | USA | 1.00 | 1 | 0.36 | 15 | 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) | | | | 11th NACA Amateur | Skokie, Illinois | USA | 2012-06-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1975 | 2114 | 1.00 | 2 | -0.37 | 15 | -5.55 | |
| | Stevanovic, Miomir | | | 1972 | USA | 1.00 | 1 | 0.31 | 15 | 4.65 | | | Tutush, Dusan | | | 1978 | USA | 0.00 | 1 | -0.68 | 15 | -10.20 | |
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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