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Individual Calculations July 2009 |
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| Parry, Matt J Total change: -10.50 | |   |
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| 31st Annual Marchand Open | Rochester, NY | USA | 2009-03-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2259 | 2225 | 1.00 | 2 | 0.08 | 15 | 1.20 | |
|  Lenderman, Alex | m | | 2444 | USA | 0.00 | 1 | -0.22 | 15 | -3.30 | | | Barsky, Sam | | | 2074 | USA | 1.00 | 1 | 0.30 | 15 | 4.50 | |
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) | | | | 11th Annual Foxwoods Open | Mashantucket, Connecticut | USA | 2009-04-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2199 | 2229 | 3.50 | 8 | -0.78 | 15 | -11.70 | |
| | Christiansen, Natasha | | wc | 1941 | USA | 0.50 | 1 | -0.34 | 15 | -5.10 | |  Gershenov, Ben | | | 1987 | USA | 0.00 | 1 | -0.80 | 15 | -12.00 | | | Finney, Stuart S | | | 1939 | USA | 1.00 | 1 | 0.16 | 15 | 2.40 | | | Becerra, Julio J | g | | 2579 | USA | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Zepeda, Sonia | | wm | 2126 | ESA | 1.00 | 1 | 0.36 | 15 | 5.40 | | | Tate, Emory A | m | | 2325 | USA | 1.00 | 1 | 0.63 | 15 | 9.45 | | | Enkhbat, Tegshsuren | f | | 2377 | USA | 0.00 | 1 | -0.30 | 15 | -4.50 | | | Ardaman, Miles F | f | | 2317 | USA | 0.00 | 1 | -0.38 | 15 | -5.70 | |
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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