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Individual Calculations November 2009 |
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| Larkins, Larry R Total change: -41.70 | |   |
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| 41st Annual Atlantic Open | Washington DC | USA | 2009-08-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2256 | 2179 | 0.50 | 4 | -1.20 | 15 | -18.00 | |
|  Kacheishvili, Giorgi | g | | 2579 * | GEO | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Kaufman, Raymond | m | | 2265 | USA | 0.00 | 1 | -0.38 | 15 | -5.70 | |  Vulis, Daniel | | | 2092 | USA | 0.50 | 1 | -0.12 | 15 | -1.80 | | | Ostrovskiy, Aleksandr | c | | 2089 | USA | 0.00 | 1 | -0.62 | 15 | -9.30 | | | * 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) | | | | 73rd Annual Virginia Closed State Championship | Glen Allen, Virginia | USA | 2009-09-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2153 | 2179 | 0.00 | 3 | -1.58 | 15 | -23.70 | |
| | Gorman, Dov | f | | 2284 | USA | 0.00 | 1 | -0.36 | 15 | -5.40 | | | Mc Kenna, Geoffrey | | | 2221 | USA | 0.00 | 1 | -0.44 | 15 | -6.60 | | | Harvey, Alfred W | | | 1954 | USA | 0.00 | 1 | -0.78 | 15 | -11.70 | |
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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