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Individual Calculations October 2012 |
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| Margiotta, Jason J Total change: 1.20 | |   |
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| 2012 Marshall September Grand Prix | New York, New York | USA | 2012-09-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2146 | 1964 | 1.00 | 3 | 0.08 | 15 | 1.20 | |
|  Bonin, Jay Richard | m | | 2324 | USA | 0.50 | 1 | 0.40 | 15 | 6.00 | |  Pujol, Carlos | f | | 2301 | CUB | 0.00 | 1 | -0.12 | 15 | -1.80 | | | Hellner, Wesley | | | 1814 | USA | 0.50 | 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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