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Individual Calculations November 2009 |
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| Schoch, Ian David Total change: 18.60 | |   |
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| UMBC Championship | Baltimore, Maryland | USA | 2009-09-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2207 | 2013 | 1.00 | 3 | 0.23 | 15 | 3.45 | |
|  Foisor, Sabina-Francesca | | wg | 2320 | USA | 0.00 | 1 | -0.14 | 15 | -2.10 | |  Harris, Ian | | | 2097 | USA | 1.00 | 1 | 0.62 | 15 | 9.30 | | | Balasubramanian, Adithya | | | 2204 | IND | 0.00 | 1 | -0.25 | 15 | -3.75 | |
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) | | | | 49th Maryland Open | Rockville, Maryland | USA | 2009-10-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2142 | 2013 | 2.00 | 3 | 1.01 | 15 | 15.15 | |
| | Barnett, Alexander | | | 2225 | USA | 0.00 | 1 | -0.23 | 15 | -3.45 | | | Rogalski, Timothy | | | 2046 | USA | 1.00 | 1 | 0.55 | 15 | 8.25 | | | Savage, Allan G | f | | 2154 | USA | 1.00 | 1 | 0.69 | 15 | 10.35 | |
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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