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Individual Calculations September 2009 |
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| Aird, Ian Total change: -12.00 | |   |
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| 2009 Canadian Open | Edmonton, Alberta | CAN | 2009-07-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2241 | 2031 | 0.00 | 2 | -0.50 | 15 | -7.50 | |
|  Pechenkin, Vladimir | f | | 2346 | CAN | 0.00 | 1 | -0.14 | 15 | -2.10 | |  Moffat, Andrei | | | 2136 | CAN | 0.00 | 1 | -0.36 | 15 | -5.40 | |
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) | | | | 110th Annual US Open | Indianapolis, Indiana | USA | 2009-08-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2215 | 2031 | 0.50 | 3 | -0.30 | 15 | -4.50 | |
| | Terrie, Henry L | | | 2104 | USA | 0.50 | 1 | 0.10 | 15 | 1.50 | | | Hilton, Jonathan L | | | 2272 | USA | 0.00 | 1 | -0.20 | 15 | -3.00 | | | Melekhina, Alisa | | wm | 2270 | USA | 0.00 | 1 | -0.20 | 15 | -3.00 | |
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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