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Individual Calculations September 2010 |
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| Stoyko, Stephen E Total change: -12.90 | |   |
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| DOCA July Quad | Branchburg, New Jersey | USA | 2010-07-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2135 | 2209 | 2.50 | 3 | 0.69 | 15 | 10.35 | |
|  Swaminathan, Rahul | | | 2085 | USA | 1.00 | 1 | 0.33 | 15 | 4.95 | |  Ferrero, Steve | | | 2153 | USA | 1.00 | 1 | 0.42 | 15 | 6.30 | | | Grasso, David | | | 2168 | USA | 0.50 | 1 | -0.06 | 15 | -0.90 | |
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) | | | | DOCA 2nd FIDE Invitational | Whitehouse Station, New Jersey | USA | 2010-08-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2120 | 2209 | 4.00 | 9 | -1.55 | 15 | -23.25 | |
| | O`Brien, Matthew J | | | 1889 | USA | 0.50 | 1 | -0.37 | 15 | -5.55 | | | Walker, Andrew C W | | | 2104 | USA | 0.00 | 1 | -0.64 | 15 | -9.60 | | | West, James R | | | 2090 | USA | 0.50 | 1 | -0.16 | 15 | -2.40 | | | Zhu, Daniel | | | 2065 | USA | 1.00 | 1 | 0.31 | 15 | 4.65 | | | Ippolito, Dean J | m | | 2458 | USA | 0.00 | 1 | -0.19 | 15 | -2.85 | | | Ferrero, Steve | | | 2153 | USA | 1.00 | 1 | 0.42 | 15 | 6.30 | | | Swaminathan, Rahul | | | 2085 | USA | 1.00 | 1 | 0.33 | 15 | 4.95 | | | Chen, Kevin E | | | 2071 | USA | 0.00 | 1 | -0.69 | 15 | -10.35 | | | Grasso, David | | | 2168 | USA | 0.00 | 1 | -0.56 | 15 | -8.40 | |
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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