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Individual Calculations October 2013 |
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| Margiotta, Jason J Total change: 2.55 | |   |
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| 2013 MCC August Super Grand Prix | New York, New York | USA | 2013-08-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1939 | 2007 | 2.00 | 3 | 0.25 | 15 | 3.75 | |
|  Adelson, Serge | | | 1974 | USA | 1.00 | 1 | 0.45 | 15 | 6.75 | |  Juac, Majur | | | 2085 | USA | 0.00 | 1 | -0.39 | 15 | -5.85 | | | Heublum, Jack E | | | 1757 | USA | 1.00 | 1 | 0.19 | 15 | 2.85 | |
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) | | | | 2013 MCC September Open Grand Prix | New York, New York | USA | 2013-09-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2407 | 2007 | 0.00 | 1 | -0.08 | 15 | -1.20 | |
| | Kekelidze, Mikheil | g | | 2407 * | GEO | 0.00 | 1 | -0.08 | 15 | -1.20 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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