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Individual Calculations July 2009 |
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| Thaler, Michael Total change: -2.55 | |   |
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| New York March Open | New York, New York | USA | 2009-03-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2076 | 2217 | 2.00 | 2 | 0.67 | 15 | 10.05 | |
|  Robinson, Darrian | | | 1914 | USA | 1.00 | 1 | 0.14 | 15 | 2.10 | |  Zenyuk, Iryna | c | wm | 2237 | USA | 1.00 | 1 | 0.53 | 15 | 7.95 | |
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 |
| 2161 | 2238 | 1.50 | 4 | -0.84 | 15 | -12.60 | |
| | McVay, Karsten A | | | 1888 | USA | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Sarkar, Justin | m | | 2410 | USA | 0.00 | 1 | -0.27 | 15 | -4.05 | | | Kelley, Dereque D | | | 2149 | USA | 0.50 | 1 | -0.12 | 15 | -1.80 | | | Iwu, Okechukwu | | | 2198 | 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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