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Individual Calculations September 2012 |
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| Humphreys, Michael Total change: -39.15 | |   |
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| 2012 Hart House Ch | Toronto, Ontario | CAN | 2012-06-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1973 | 2202 | 5.50 | 9 | -1.47 | 15 | -22.05 | |
|  Moffat, Andrei | | | 2112 | CAN | 1.00 | 1 | 0.38 | 15 | 5.70 | |  Perelman, Leon | | | 2021 | CAN | 1.00 | 1 | 0.26 | 15 | 3.90 | | | Abrahams, Daniel | | | 2021 | CAN | 0.50 | 1 | -0.24 | 15 | -3.60 | | | Yu, Jonathan | | | 1988 | CAN | 0.50 | 1 | -0.27 | 15 | -4.05 | | | Bellissimo, Joseph | | | 1802 * | CAN | 0.00 | 1 | -0.92 | 15 | -13.80 | | | Hahn, Bernd | | | 1802 * | CAN | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Agbabishvili, Lali | | | 1952 | CAN | 0.00 | 1 | -0.81 | 15 | -12.15 | | | Derraugh, Geordie | | | 2057 | CAN | 0.50 | 1 | -0.19 | 15 | -2.85 | | | Ferreira, Alex T | | | 2000 | CAN | 1.00 | 1 | 0.24 | 15 | 3.60 | | | * 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) | | | | 2012 Quebec Invitational Ch | Montreal, Quebec | CAN | 2012-07-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2266 | 2179 | 1.00 | 7 | -1.73 | 15 | -25.95 | |
| | Gerzhoy, Leonid | m | | 2459 | CAN | 0.00 | 1 | -0.16 | 15 | -2.40 | | | Panjwani, Raja | m | | 2392 | CAN | 0.00 | 1 | -0.23 | 15 | -3.45 | | | Voskanyan, Vahagn | f | | 2240 | CAN | 0.00 | 1 | -0.42 | 15 | -6.30 | | | Prahov, Valentin | | | 2209 | BUL | 1.00 | 1 | 0.54 | 15 | 8.10 | | | Qin, Zi Yi Joey | | | 2198 | CAN | 0.00 | 1 | -0.47 | 15 | -7.05 | | | Greeff, Melissa | | wg | 2091 | RSA | 0.00 | 1 | -0.62 | 15 | -9.30 | | | Calugar, Arthur | m | | 2273 | CAN | 0.00 | 1 | -0.37 | 15 | -5.55 | |
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) | | | | 2012 Canadian Closed Ch | Montreal, Quebec | CAN | 2012-08-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2188 | 2179 | 4.50 | 8 | 0.59 | 15 | 8.85 | |
| | Jiang, Louie | f | | 2337 | CAN | 0.00 | 1 | -0.29 | 15 | -4.35 | | | Preotu, Razvan | | | 2080 | CAN | 0.00 | 1 | -0.64 | 15 | -9.60 | | | Carrier, Claude | | | 2154 | CAN | 0.50 | 1 | -0.03 | 15 | -0.45 | | | Anastasovski, Nikola | | | 2070 | CAN | 1.00 | 1 | 0.35 | 15 | 5.25 | | | Derraugh, Geordie | | | 2097 | CAN | 1.00 | 1 | 0.39 | 15 | 5.85 | | | Hamilton, Robert | f | | 2305 | CAN | 0.00 | 1 | -0.33 | 15 | -4.95 | | | Chabot, Roland | | | 2231 | CAN | 1.00 | 1 | 0.57 | 15 | 8.55 | | | Masse, Hugues | | | 2232 | CAN | 1.00 | 1 | 0.57 | 15 | 8.55 | |
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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