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Individual Calculations July 2010 |
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| Hansen, Eric Total change: -4.90 | |   |
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| ACA Over 1800 | Edmonton, Alberta | CAN | 2010-05-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2102 | 2410 | 3.50 | 5 | -0.77 | 10 | -7.70 | |
|  Yearwood, Roy | | | 2044 | CAN | 1.00 | 1 | 0.10 | 10 | 1.00 | |  Mackinnon, Keith | | | 2140 | CAN | 0.50 | 1 | -0.33 | 10 | -3.30 | | | Yam, Alex | | | 2167 | CAN | 0.00 | 1 | -0.80 | 10 | -8.00 | | | Wu, Allan | | | 2010 * | CAN | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Wang, Richard | | | 2149 | CAN | 1.00 | 1 | 0.18 | 10 | 1.80 | | | * 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) | | | | 2010 Calgary International Chess Classic | Calgary, Alberta | CAN | 2010-05-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2401 | 2410 | 5.50 | 9 | 0.94 | 10 | 9.40 | |
| | Mackinnon, Keith | | | 2140 | CAN | 1.00 | 1 | 0.17 | 10 | 1.70 | | | Torre, Eugenio | g | | 2506 | PHI | 0.50 | 1 | 0.13 | 10 | 1.30 | | | Esserman, Marc R | m | | 2419 | USA | 1.00 | 1 | 0.51 | 10 | 5.10 | | | Castellanos, Renier | m | | 2465 | ESP | 0.00 | 1 | -0.42 | 10 | -4.20 | | | Fedorowicz, John | g | | 2456 | USA | 0.50 | 1 | 0.06 | 10 | 0.60 | | | Panjwani, Raja | m | | 2401 | CAN | 0.50 | 1 | -0.01 | 10 | -0.10 | | | Porper, Edward | m | | 2431 | CAN | 0.50 | 1 | 0.03 | 10 | 0.30 | | | Neven, Knut | | | 2180 | CAN | 1.00 | 1 | 0.21 | 10 | 2.10 | | | Mikhalevski, Victor | g | | 2614 | ISR | 0.50 | 1 | 0.26 | 10 | 2.60 | |
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 National Open | Las Vegas, Nevada | USA | 2010-06-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2250 | 2410 | 3.50 | 6 | -0.66 | 10 | -6.60 | |
| | Heung, Christopher | | | 2079 | USA | 1.00 | 1 | 0.12 | 10 | 1.20 | | | Liou, Yian | | | 2222 | USA | 1.00 | 1 | 0.26 | 10 | 2.60 | | | Akobian, Varuzhan | g | | 2599 | USA | 0.00 | 1 | -0.25 | 10 | -2.50 | | | Sinanan, Joshua C | | | 2258 | USA | 0.50 | 1 | -0.20 | 10 | -2.00 | | | Haessel, Dale R | f | | 2207 | CAN | 0.00 | 1 | -0.76 | 10 | -7.60 | | | Chakraborty, Dipro | | | 2135 | USA | 1.00 | 1 | 0.17 | 10 | 1.70 | |
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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