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Individual Calculations August 2012 |
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| Margiotta, Jason J Total change: -20.85 | |   |
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| 40th Annual World Open - U2200 Section | Philadelphia, Pennsylvania | USA | 2012-07-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2039 | 1976 | 0.00 | 3 | -1.24 | 15 | -18.60 | |
|  Adeyemi, Kola | | | 2139 | USA | 0.00 | 1 | -0.28 | 15 | -4.20 | | | Auger, Michael W | | | 2011 | USA | 0.00 | 1 | -0.45 | 15 | -6.75 | |  Markovic, Goran | | | 1967 | 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) | | | | 2012 MCC July Grand Prix | New York, New York | USA | 2012-07-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2268 | 1976 | 0.00 | 1 | -0.15 | 15 | -2.25 | |
| | Tuhrim, Richard J | | | 2268 | USA | 0.00 | 1 | -0.15 | 15 | -2.25 | |
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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