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Individual Calculations June 2013 |
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| Craigmile, Charles Total change: -18.15 | |   |
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| 18th NACA Amateur | Skokie, Illinois | USA | 2013-04-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1868 | 1721 | 0.00 | 3 | -1.01 | 15 | -15.15 | |
|  Szpisjak, Steven J | | | 2116 | USA | 0.00 | 1 | -0.08 | 15 | -1.20 | |  Kosteris, Dimitri | | | 1777 | USA | 0.00 | 1 | -0.42 | 15 | -6.30 | | | Delay, Joe | | | 1711 | USA | 0.00 | 1 | -0.51 | 15 | -7.65 | |
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) | | | | 19th NACA Amateur | Skokie, Illinois | USA | 2013-05-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1959 | 1714 | 0.00 | 1 | -0.20 | 15 | -3.00 | |
| | Indusekar, Akshay | | | 1959 | USA | 0.00 | 1 | -0.20 | 15 | -3.00 | |
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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