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Individual Calculations July 2010 |
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| Yam, Alex Total change: -6.40 | |   |
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| ACA Over 1800 | Edmonton, Alberta | CAN | 2010-05-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2187 | 2167 | 2.50 | 4 | 0.57 | 25 | 14.25 | |
|  Gardner, Robert J | | | 2144 | CAN | 0.50 | 1 | -0.03 | 25 | -0.75 | |  Hansen, Eric | f | | 2410 | CAN | 1.00 | 1 | 0.80 | 25 | 20.00 | | | Wang, Richard | | | 2149 | CAN | 0.00 | 1 | -0.53 | 25 | -13.25 | | | Yearwood, Roy | | | 2044 | CAN | 1.00 | 1 | 0.33 | 25 | 8.25 | |
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) | | | | 2010 Calgary International Chess Classic | Calgary, Alberta | CAN | 2010-05-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2293 | 2167 | 1.00 | 5 | -0.73 | 25 | -18.25 | |
| | Fedorowicz, John | g | | 2456 | USA | 0.00 | 1 | -0.16 | 25 | -4.00 | | | Mackinnon, Keith | | | 2140 | CAN | 0.50 | 1 | -0.04 | 25 | -1.00 | | | Panjwani, Raja | m | | 2401 | CAN | 0.00 | 1 | -0.21 | 25 | -5.25 | | | Neven, Knut | | | 2180 | CAN | 0.50 | 1 | 0.02 | 25 | 0.50 | | | Day, Lawrence | m | | 2288 | CAN | 0.00 | 1 | -0.34 | 25 | -8.50 | |
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) | | | NOTE: K factor changed | | 2010 Edmonton International Qualifier | Edmonton, Alberta | CAN | 2010-06-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2128 | 2167 | 1.50 | 3 | -0.16 | 15 | -2.40 | |
| | Yearwood, Roy | | | 2044 | CAN | 0.50 | 1 | -0.17 | 15 | -2.55 | | | Pechenkin, Vladimir | f | | 2339 | CAN | 0.00 | 1 | -0.27 | 15 | -4.05 | | | Pedersen, Rick | | | 2000 | CAN | 1.00 | 1 | 0.28 | 15 | 4.20 | |
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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